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Agilent 81150A IntuiLink Waveform Editor

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1. eeeeeeeeeeeeeecaeeeeeeeeeeeeeeeeeeaeaaaaeteeeeeeeeeeeeeeanaes 27 Adding a Waveform from the Clipboard 30 Taking the Absolute Value of a Waveform cece cette etter eee eteeteetaeeaaeaaeaaaaaaeaeeeaeees 33 Removing High Frequency Components from a Wavetomm 34 Clipping a Wavetomm trst re rtr ttttt tnst nnt rn rnnt nnn ennn t Enn nn nannan ennn En 35 Selecting a Filter FUNG ON aprii innnan i A R N 37 Applying a Filter Function ioeina E a E E A e aaea a E aE 38 Selecting a Windowing Funchon 0 cccccccee cece eee eeeeee eee eeeeeeeeaaeaaaaaaeaaecaeeaaeeaeeeeeeeeeeeenees 39 Applying a Windowing Function 2 cccccceeceeseeeeeeeeeeeeeeeecaeaaaeeeeseeeeeeeeeeesaeaeaeaaaeeeeeeeeees 40 Outputting Waveforms ccc eee e ee eeneeereenneeaeeaeeeeeeeeeeeeeeeeeeeeeee tent teetenaaasageagesnneaeeaeees 41 Establishing a Connection to an Ab 41 Sending Waveforms to an Ab 43 Exporting Waveform DatatoEvcel eee eeeeeeeeeenernnrcnnceeaeeeeeeeeeeeeeeeeeeeeeeetennneeneeenee 44 Waveform Editor Reference ENER EEN 46 Standard TOO TEEN 47 Waveform Toolber AAA NEEN 48 Supported Data File Formats nsn nn nnn 49 Menu oe EE ee e Ee EE eer 51 Fil MGM TE 51 New File Menu A EEN 51 Open File Menu WEEN 51 Close File M nu ceccceeecececeeeeeeeneeeeeeeeeeete esis nse esseaaaaaanessecaneenseeseeseeeseeeseeeneeneeeeteess 51 Save File Menu EE 51 Save AS File Menu sssri aa aneceuadurcadacencuage E 52 Sav
2. ia Waveform Math EN Selected Points 16000 Resulting Waveform IV Scale To Fit oK Cancel Redo Help 6 Leave Scale to Fit selected to ensure that the resulting waveform will fit in the Y axis range If the two waveforms are not matched in length you will also be given the option to Match Length for the X axis 31 7 Click on OK to perform the addition The original sine waveform is replaced by the point by point sum of the two waveforms eax WY aveform 2 You can also copy a segment or a portion of a waveform to the clipboard and then add subtract or multiply it by a waveform or portion of a waveform 32 Taking the Absolute Value of a Waveform The Absolute math function allows you to take the absolute value point by point of any waveform producing a waveform with only positive value points For example let s take the absolute value of the sine waveform shown below You can create a similar waveform if you want to actually perform the example jo 1600 3200 4800 6400 8000 9600 11200 12800 14400 To take the absolute value of this waveform 1 From the Edit menu click on Select All to select the entire waveform 2 From the Math menu select Absolute The resulting waveform appears as follows jo 1600 3200 4800 6400 8000 9600 11200 12800 14400 In effect the waveform has been mathematically rectified
3. Note You can use the Invert math function after the Absolute math function to obtain an exclusively negative valued waveform 33 Removing High Frequency Components from a Waveform The Low Pass Filter function is effective in attenuating high frequency components in a waveform and in smoothing hand drawn waveforms See Selecting a Filter Function for further information about selecting a mathematical filter function Let s look at an example Assume that you want to attenuate the high frequency noise component in the following waveform You can create a similar waveform if you want to actually perform the example lo 1600 3200 4800 Jeng Jeng 9600 1112001280014400 To attenuate the noise component 1 From the Math menu select Filter and then select Low Pass Note that you need not select the waveform The low pass filter function always operates on the entire waveform 2 The Low Pass Filter dialog box appears Enter a Cut Off value of 200 and click on OK 3 The noise component is attenuated as shown below ewen Waveform Iof x jo 1600 3200 4800 e400 Jeng 9600 112001280014400 Note The Cut Off value is actually a multiplier and does not correspond to an absolute frequency until the waveform is sent to an arbitrary function generator with a specified frequency Then the cut off frequency is the Cut Off value multiplied by the repetition rate Note that the rising and falling 34 edges of t
4. Multiplication Math Menu Performs a point by point multiplication of two waveforms selected as operands using the Waveform Math dialog box When you select Multiplication from the Math menu the Waveform Math dialog box appears with the x multiplication operator selected The Waveform Math dialog box allows you to perform either of the following operations e Multiply a standard waveform shape by the selected portion of the waveform in the active edit window e Multiply one waveform copied to the clipboard by the selected portion of the waveform in the active edit window See Waveform Math Dialog Box for further information about waveform multiplication Clip Math Menu Clips the selected waveform data in the active waveform edit window to the Y values specified by the Y markers Clip operates only on the area of a waveform that has been selected and only when Y markers are active and have been pinned see Pin Markers Edit Menu for further information Waveforms are clipped to both the upper and lower Y marker values See Clipping a Waveform for further information Absolute Math Menu Changes the sign for all negative Y values point by point so that the selected waveform or segment contains only positive Y value points In effect the resulting waveform or segment appears to be rectified Select the waveform or segment to modify and then select Absolute from the Math menu Filter Math Menu The waveform editor provi
5. Print Preview File Menu Displays the Print dialog box with the Preview tab showing The Preview tab allows you to preview your configured printout on the screen See Print Dialog Box for further information Print File Menu amp Displays the Print dialog box with the Page Layout tab showing You can configure a printout preview it on the screen and then output it to a printer See Print Dialog Box for further information Click on the icon to output a printout using the current configuration Exit File Menu Closes all open windows and then exits the waveform editor Prompt you to first save any new or modified waveforms before exiting 53 Edit Menu Undo Edit Menu Reverses your last action or command and reverts the application to the previous condition Redo Edit Menu Reverses the action of the Undo command and reverts the application to the previous condition before the Undo Cut Edit Menu Al Removes the selected waveform data from a waveform edit window but puts the data into the Windows Clipboard See Selecting Waveform Data for further information If no waveform data is selected the command is not available Copy Edit Menu Copies the selected waveform data to the Windows Clipboard See Selecting Waveform Data for further information If no waveform data is selected the command is not available Paste Edit Menu B 54 Pastes the waveform data currently in the Windows Clipb
6. Menu for further information The dialog box provides two tab pages From the Send Waveform tab page you can specify parameters and then send the waveform and parameters to your function generator From the Manage Waveforms tab you can activate and delete the waveforms currently in the instrument s memory Send Waveform Tab You can set the following parameters on the Send Waveform tab e Waveform Parameters Frequency kHz The function generator repeat frequency Amplitude V p p The peak to peak amplitude of the repeating waveform Offset Vdc The dc offset to the waveform e Reset Parameters Click on Reset to restore the selected parameters Defaults for Waveform The default parameters saved with the waveform in the file Current from Instrument The current parameters retrieved from the function generator 81 e Waveform Location on Instrument Volatile Memory Save the waveform in the function generator s volatile memory Memory Name Save the waveform in the named location on the instrument e Send to Instrument Waveform and Parameters Send the waveform and its parameters Waveform Parameters Only Send only the parameters to save time when the waveform has already been sent e Select Channel Channel 1 Send the waveform to channel 1 of the instrument Channel 2 Send the waveform to channel 2 of the instrument Once you have specified all the parameters click on Send to send the waveform to th
7. Standard Toolbar for further information Waveform Toolbar View Menu If the Waveform Toolbar menu selection is checked the waveform toolbar is currently active and is displayed See Waveform Toolbar for further information Status Bar View Menu If the Status Bar menu selection is checked the status bar is currently active and is displayed at the bottom of the Agilent IntuiLink Arbitrary Waveform Editor window The status bar displays messages including the following e General status messages e The current mode e In Select mode the start and end positions and number of points selected e In Marker mode When an X marker is being moved the positions of both X markers and the difference between them When a Y marker is being moved the positions of both Y markers and the difference between them 62 e In Freehand or Line Draw mode the cursor position and the length of the waveform e The address of an arbitrary waveform generator for example GPIB1 11 INSTR if one is connected or else Disconnected Thumbnail View View Menu If the Thumbnail View menu selection is checked the thumbnail view is displayed The thumbnail view provides a smaller view of the waveform shown in the active waveform edit window Changes in the edit window are immediately reflected in the thumbnail view The thumbnail view is a sampled representation of the complete waveform It does not show all of the details of the actual wavefor
8. an Agilent Infiniium Oscilloscope the number of points is automatically selected You can change the number of points using the oscilloscope s menu Click on OK to import the specified waveform 78 Connect to Oscilloscope Tab The Oscilloscope Address is shown To connect an oscilloscope click on the Connect to Oscilloscope button The Connection dialog box appears See Connection Dialog Box for further information Segment Parameters Dialog Box The Segment Parameters dialog box is used in two operations e Inserting a segment in the active waveform edit window e Selecting a segment for a math operation from the Waveform Math dialog box Inserting a Segment To insert a segment in the active waveform edit window from the Edit menu select Insert Segment and then select one of the following segment types Sine Triangle Square Saw Tooth Sinc Exponential Rise Exponential Fall Noise DC 79 When you select a segment the Segment Parameters dialog box appears Note You can also raise the Segment Parameters dialog box by double clicking on a waveform segment that already exists In either case you can use the dialog box to modify waveform parameters The Segment Parameters dialog box allows you to select the following e Waveform Select one of the nine standard waveform segments from the drop down list e Parameters The following table lists the segment parameters For each applicable parameter en
9. arbitrary waveform The contents of the active waveform edit window can be sent to your function generator 5 Status Bar displays messages about the following General status messages The current mode In Select mode the start and end positions and number of points selected In Marker mode When an X marker is being moved the positions of both X markers and the difference between them When a Y marker is being moved the positions of both Y markers and the difference between them In Freehand or Line Draw mode the cursor position and the length of the waveform The address of an arbitrary waveform generator for example GPIB1 11 INSTR if one is connected or else Disconnected Supported Instrument The Agilent IntuiLink Arbitrary Waveform Editor supports the following Agilent Technologies instrument The remote interfaces provided with each instrument are also listed Agilent 81150A Function Arbitrary Waveform Generator GPIB The waveform editor supports connections to these instruments using a remote interface Refer to your instrument user s manual for further information about establishing communication between your PC and instrument using one of these interfaces Note In addition the waveform editor can import waveforms from the Agilent Infiniium Series and Agilent 54600 Series Oscilloscopes Finding Information The Agilent IntuiLink Arbitrary Waveform Editor Help provides the following help books
10. click on Windowing and then click on the windowing function that you want Extended Cosine Raised Cosine or Hamming 3 The windowing function is applied to the waveform The waveform shape changes primarily towards the end points of the waveform 40 Outputting Waveforms Establishing a Connection to an Arb To establish a connection to your function generator follow these steps 1 Make sure that your function generator is physically connected to your PC by means of a remote interface and that it is turned on 2 From the Communications menu select Connection The Connection dialog box appears 3 Click on an address for example GPIB1 11 INSTR under Select Address es on the left Then click on the Identify Instrument s button The instrument is identified on the right under Identified Instruments on My Computer as shown below Connection Dialog x Select Address es Identified Instruments on My Computer instrument Type Name Menufacturer Address Arb 811504 Agilent Technolog GPIB1 11 My Computer Instrument s with Instrument Type in bold are supported Connect Disconnect Not Connected Note You can select and identify more than one instrument but each must be identified individually Select each address and click on Identify Instrument s in turn Or you can double click on each address Instruments may be selected by their GPIB address See Supported Inst
11. click within the segment the segment is selected and the Segment Parameters dialog box appears See Selecting Waveform Data for further information Math Menu Addition Math Menu Performs a point by point addition of two waveforms selected as operands using the Waveform Math dialog box When you select Addition from the Math menu the Waveform Math dialog box appears with the addition operator selected The Waveform Math dialog box allows you to perform either of the following operations e Adda standard waveform shape to the selected portion of the waveform in the active edit window e Add one waveform copied to the clipboard to the selected portion of the waveform in the active edit window See Waveform Math Dialog Box for further information about waveform addition Subtraction Math Menu Performs a point by point subtraction of two waveforms selected as operands using the Waveform Math dialog box When you select Subtraction from the Math menu the Waveform Math dialog box appears with the subtraction operator selected The Waveform Math dialog box allows you to perform either of the following operations e Subtract a standard waveform shape from the selected portion of the waveform in the active edit window e Subtract one waveform copied to the clipboard from the selected portion of the waveform in the active edit window See Waveform Math Dialog Box for further information about waveform subtraction 65
12. edit window displays segment markers small blue triangles in the top ruler above the waveform Connect Dots When checked each waveform edit window displays a connected dots waveform That is the dots are connected to form a continuous waveform Grid On When checked each waveform edit window displays a grid Expand to Fit When checked the waveform expands to fit the window horizontally As you insert waveform segments the window width is set to match the waveform so that the waveform always exactly fills the window on the horizontal axis Quantization Each point is quantized as an integer of the specified number of bits for example as a 12 bit long integer and then normalized to a real number Bits Sets the number of bits for the quantization of each waveform point Restrict to Levels When checked the normalized points are rounded to specific levels supported by the bits of quantization When not checked normalized 76 points may fall outside these levels Check this option for accuracy Uncheck this option for slightly higher calculation speed There is just one Math parameter Smoothing The Smoothing Math Menu filter function applies a 7 point moving average by default However you can set the Smoothing parameter to any odd number of points in the range 3 99 Resize Dialog Box From the Math menu select Resize to display the Resize dialog box See Resize Math Menu for further information The R
13. in the table of contents e Introduction to the Waveform Editor provides a short introduction to the waveform editor application e Using the Waveform Editor provides task oriented how to topics on how to use the waveform editor e Waveform Editor Reference provides a reference topic for each waveform editor command or dialog box See Using Help for information on using this help system See Contacting Technical Support if you need technical support Contacting Technical Support You can contact Agilent Technologies Technical Support at one of the following telephone numbers e Inthe United States 800 452 4844 e In Europe 31 20 547 2183 For information on obtaining support world wide use our web site http www agilent com find assist Or contact your Agilent Technologies Representative Legal Notice Page Copyright Notice Agilent IntuiLink Arbitrary Waveform Editor Software and Help Copyright 2006 Agilent Technologies Inc All rights reserved Trademarks Microsoft Windows MS Windows and Windows NT are U S registered trademarks of Microsoft Corporation U S Government Restricted Rights The Software and Documentation have been developed entirely at private expense They are delivered and licensed as commercial computer software as defined in DFARS 252 227 7013 Oct 1988 DFARS 252 211 7015 May 1991 or DFARS 252 227 7014 Jun 1995 as a commercial item as defined in FAR 2
14. selected segment of a waveform 1 Select the desired waveform edit window to be the active window click on the desired window 2 The Smoothing function can be applied to an entire waveform or to a selected segment of a waveform If you want to apply this function to a segment select the segment using Select mode If you want to apply the function to the entire waveform you may leave the waveform unselected or else select the entire waveform If no waveform or segment is selected the function is applied to the entire waveform in the active edit window 3 From the Math menu click on Filter and then click on Smoothing The function is applied to the waveform or selected segment Note By default the smoothing filter performs a 7 point moving average However you can change the number of points from the Properties dialog box from the File menu select Properties The number of points can have any odd value from 3 to 99 38 Selecting a Windowing Function Employing a finite time interval or window of a continuous signal such as a segment created in a waveform editor may distort the spectral information of the underlying continuous waveform To manage this distortion the data can be multiplied by a windowing function When you apply a windowing function each point in the waveform is multiplied point by point by a corresponding point in the window provided by the function Three such functions are provided under Windowin
15. similar to that shown To perform the multiplication follow these steps 1 From the Edit menu click on Select All to select the entire waveform 2 From the Math menu select Multiplication The Waveform Math dialog box appears ia Waveform Math EN Selected Points 0 Resulting Waveform m Select Segment Gmgpoperg ls None OK Cancel Reda Help 27 3 Under Select Segment click on the arrow to see the drop down list of segments Then click on Sine The Segment Parameters dialog box appears w Segment Parameters Waveform Sine Parameters Preview Points 8000 itude pen Amplitude 1 000 pen Offset 0 000 Cycles 1 a Phase fooo Duty Cycle 50 Damp Factor 5 000 Zero Crossings 10 Defaults Cancel Help Note that the Points parameter is fixed at 8000 to match the number of points in the original waveform The number of points must match so that the two waveforms can be multiplied point by point 4 Click OK to accept the parameters as shown and return to the Waveform Math dialog box w Waveform Math EN Selected Points 8000 Resulting Waveform IV Scale To Fit OK Cancel Redo Help 28 5 Leave Scale to Fit selected and click on OK The resulting waveform appears as follows gay Waveform Iof x jo 1600 3200 4800 s400 s000 9600 11200 12800 14400 2
16. the desired parameters and click on OK to insert the segment If you click on the E icon in the toolbar the segment is inserted using the default parameters To edit an existing segment double click on it The Segment Parameters dialog box appears allowing you to change the parameters for the segment See Segment Parameters Dialog Box for further information Square Edit Menu T Inserts a square wave segment If from the Edit menu you select Insert Segment followed by Square the Segment Parameters dialog box appears Select the desired parameters and click on OK to insert the segment If you click on the uli icon in the toolbar the segment is inserted using the default parameters To edit an existing segment double click on it The Segment Parameters dialog box appears allowing you to change the parameters for the segment See Segment Parameters Dialog Box for further information Saw Tooth Edit Menu 4 56 Inserts a saw tooth or ramp wave segment If from the Edit menu you select Insert Segment followed by Saw Tooth the Segment Parameters dialog box appears Select the desired parameters and click on OK to insert the segment If you click on the icon in the toolbar the segment is inserted using the default parameters To edit an existing segment double click on it The Segment Parameters dialog box appears allowing you to change the parameters for the segment See Segment Parameters Dialog Box for fu
17. to be inserted Segments are always inserted on the right side of the waveform Note To change the segment parameters of an existing segment double click on the segment The Segment Parameters dialog box appears allowing you to change the parameters See Segment Parameters Dialog Box for further information You can also insert waveform segments using the menu and the Segment Parameters dialog box See Inserting Segments Using the Menu for further information 16 Inserting Segments Using the Menu You can insert standard waveform segments using the menu and the Segment Parameters dialog box The dialog box allows you to insert the segment with its default parameters or to change the parameters before inserting the segment For example let s insert a 100 cycle sine wave segment consisting of 8000 points 1 From the File menu select New to create a waveform edit window 2 From the Edit menu select Insert Segment and then select Sine The Segment Parameters dialog box appears a Set the number of points to 8000 You can type the number or use the arrow buttons b Set the number of cycles to 100 c Use the default values for all other parameters The dialog box should appear as follows w Segment Parameters Waveform Sine e Preview Parameters Points Amplitude Offset Cycles Phase Duty Cycle Damp Factor Zero Crossings 8000 wl F 1 000 atl 0
18. 000 100 i 5 000 EZ io Bil x OK Defaults Cancel Help 3 When you click OK the 100 cycle sine waveform segment appears in the active edit window 17 e Waveform OF x jo 1600 3200 4800 6400 8000 9600 11200 12800 14400 You can continue to insert segments to an existing waveform provided there is room in the edit window for the segment to be inserted Segments are always inserted on the right side of the waveform Note To change the segment parameters of an existing segment double click on the segment The Segment Parameters dialog box reappears allowing you to change the parameters You can also insert waveform segments using the waveform toolbar icons See Inserting Segments Using the Icons for further information 18 Drawing an Arbitrary Waveform You can draw an arbitrary waveform using two different modes Freehand mode and Line Draw mode Freehand mode allows you to draw any shape that you want while Line Draw mode allows you to draw a series of straight lines Let s try drawing with these modes 1 Create a new waveform edit window from the File menu select New 2 Select Freehand mode from the Edit menu select Freehand or click on the D icon 3 Click and hold the mouse button and draw any shape that you want perhaps using about half of the width of the window An example of freehand drawing is shown below jo 1600 13200 4800
19. 101 a or as Restricted computer software as defined in FAR 52 227 19 Jun 1987 or any equivalent agency regulation or contract clause whichever is applicable You have only those rights provided for such Software and Documentation by the applicable FAR or DFARS clause or the Agilent Technologies standard software agreement for the product involved 10 Using the Waveform Editor Using Help To start Help from the Help menu select Contents and Index You can also start Help by clicking on the icon in the toolbar The Windows help Contents browser appears Help Topics Agilent IntuiLink Arbitrary Waveform Editor d 2x Contents Index Find Click a book and then click Open Or click another tab such as Index 4 Introduction to the Waveform Editor Using the Waveform Editor Waveform Editor Reference Double click on a book to open expand it and see the books and topics under it Double click on a topic to display it Or use the buttons at the bottom of the help browser to open or close books and to display topics If you want to perform an indexed or full text search click on the Index or Find tab and follow the instructions given If you want to print one or more help topics see Printing Help The Help Window Help topics are displayed in the help window Y Agilent IntuiLink Arbitrary Waveform Editor E Oj x File Edit Bookmark Options Help Eons Index Back em lt gt Printin
20. 9 Adding a Waveform from the Clipboard The Waveform Math dialog box allows you to add subtract or multiply the waveform in the active edit window by another waveform that has been copied to the clipboard Let s look at an example in which we add one waveform to another using the clipboard For our example assume that two waveforms have been created in separate edit windows The first is a freehand drawn waveform and the second is a sine waveform both of 16 000 points If you want to actually perform the example create waveforms similar to those shown To perform the addition 1 Select the first waveform edit window the freehand waveform Then select the entire waveform from the Edit menu click on Select All gay Waveform X o iem pem Jess sn am sso Jac raoa 2 Now copy the waveform to the clipboard from the Edit menu select Copy 3 Select the second waveform edit window the sine waveform Then select the entire waveform from the Edit menu click on Select All Waveform Miel X Waveform 2 jor x gt ign Ee oy Jo Je gn gl cay 30 4 Now from the Math menu select Addition The Math dialog box appears ia Waveform Math EN Selected Points 16000 Resulting Waveform Select Segment Clipboard None e keda Help 5 Click on the Clipboard button to select the waveform currently in the clipboard The dialog should appear as follows
21. Agilent 81150A IntuiLink Waveform Editor Table of Contents dE le Ee EE 1 Introduction to the Waveform Edtor eee eee eeneenecnne cess eens eee eeeeee etter eee tetteeetteeneeeneenneaaaeaa 5 Introduction to the User Interface 6 Supported Instrument scierie EES REN E NEE EES REE Ee EEEa ERI T Ea 7 elle Bleu EE 8 Contacting Technical Support 8 Legal Notice Page cise sadeenenilats e a ah a dene aaaaeanits 9 Using the Waveform Editor cciiecccccicccteeccecinccseanenivsdessvnnhehiotuncatinecnndeennecneithes dee EENS 11 Using SIP EE 12 The Help Wind EE 12 Di log Box Help hoenus pn anea SE eg ege SSES Eege 13 Printing ele EN 13 Creating Your Own To0lS wsicessidcenseieiert ieee Sinead ees 14 Additional WI EI 15 Creating Waveforms EE 16 Inserting Segments Using the ICONS 200 cece eee e eee eeeee eee e eee eeeteeteeeteeseseaeeeaaeeaeees 16 Inserting Segments Using the Men 17 Drawing an Arbitrary Waveform ccc cence eee ereennerneaaaeaaeeaeeeeeeeeeeeeeeeeeeeeeetieeeteeneneee 19 Selecting Waveform Datta ccccccccccecceeeeeeceeee teen aE E E E EER EN a 21 Using MAPKOMS icc snceceiscesccinledeccenhaechatiesayeasesvnniy Wyssiessansou s ante E E E EE AREEN AAEE 23 Performing Mathematics on Waveforms eeesserserserssssssressrestteiritiiirtiirtirrntrrnrrnerereesseestent 26 Adding Subtracting Multiplying Waveforms cccccceceeeeeeeeee eee eeeeteeteeeaaeaaeaaeaaaeaeeeaeees 26 Multiplying by a Standard Waveform
22. V files from Microsoft Excel and other applications The waveform editor reads the last column containing data as the waveform data column to be compatible with Agilent BenchLink Arb and most other applications including Excel The waveform editor saves CSV files in a special format shown below in an Excel Spreadsheet F Data Dame Freq kHz Ampl VPP Offset DC Paints 0 315165 VOLATILE 2 0 5 0 2 13577 0 1919 0 9704 0 0049 0 9363 0 2413 0 0164 0 6583 0 717 Row 1 is used to store the column headers The waveform data points are saved in the column A which may be several thousand points in length Succeeding columns are used to store the waveform parameters In our example columns B through F store the name frequency amplitude offset and number of points in the waveform Note The CSV file format supports only the US English number format with periods used as decimal points This is because the comma is used as the delimiter Text TXT File Format This format puts all of the data points in a single column with a carriage return line feed after each value If you read the file into Excel the data points will be in column A and that column may be several thousand points in length This format can be used with localized number formats for example using the comma as the decimal point 49 Text PRN File Format This format puts all of the data points in a single row using the space as the delimiter betw
23. again Right click to stop drawing and then exit Line Draw mode by clicking on Line Draw or the icon again Note Standard waveform segments are protected against being overdrawn unless you set an area with Pin Markers In that case you can draw over the standard segment but only within the defined pinned area A freehand or line draw segment or a segment on which math functions have been performed so that it is no longer a standard segment is not protected and may be overdrawn 59 Marker Edit Menu Turns Marker mode on and off When you turn Marker mode on both the X axis and Y axis markers are also turned on However each set of markers has to be turned off separately with X Markers or the xI icon and Y Markers or the K icon Clicking and dragging the handle at the end of the marker in the ruler area can move each X or Y marker Markers are useful to identify an area of the waveform to edit or to specify an area to be clipped You can use markers as guides for freehand and line drawing Use Pin Markers to define an area in which you can alter a standard waveform segment using the Freehand or Line Draw mode Drawing must be started within the area defined by the markers and is allowed only in this area Clicking and dragging is ignored except within the defined area When an X marker is being moved the status bar displays the positions of both X markers and the difference between them When a Y marker is be
24. ail view to select a different portion of the waveform to view in the active waveform edit window See Thumbnail View View Menu for further information Zoom In View Menu amp Zooms in magnifies the waveform in the active edit window by one step doubling the magnification each time you select Zoom In until the maximum magnification x32 is reached Note The area that has been zoomed is shown by a small rectangle in the thumbnail view if it is turned on You can click on and drag this rectangle in the thumbnail view to select a different portion of the waveform to view in the active waveform edit window See Thumbnail View View Menu for further information Zoom Out View Menu amp Zooms out reduce the waveform in the active edit window to the standard magnification x1 Connect Dots View Menu A checkmark in front of Connect Dots indicates that all open waveform edit windows will display their data in a connected dot format showing continuous lines rather than points With Connect Dots turned off you can see individual points Segment Marks View Menu A checkmark in front of Segment Marks indicates that all open waveform edit windows will display segment marks inverted blue arrows at the top of the window These marks show the beginning and end of each standard waveform segment 64 To select an entire standard waveform segment click on the segment mark above the segment at its right edge Or if you double
25. ard Toolbar Provides quick access to the following menu selections Button D Shortcut to File menu New File menu Open File menu Save File menu Print Edit menu Cut Edit menu Copy Edit menu Paste Edit menu Undo Edit menu Redo Help menu Contents and Index 47 Waveform Toolbar Provides quick access to the following menu selections Button gt Ki Fx WWW Pa NS SCH E Shortcut to Edit menu Select Edit menu Marker Edit menu X Markers Edit menu Y Markers Edit menu Pin Markers Edit menu Freehand Edit menu Line Draw Edit menu Sine Edit menu Triangle Edit menu Square Edit menu Saw Tooth Edit menu Sinc Edit menu Exponential Rise Edit menu Exponential Fall Edit menu Noise Edit menu DC View menu Zoom View menu Zoom In View menu Zoom Out Communications menu Send Waveform 48 Supported Data File Formats The Agilent IntuiLink Arbitrary Waveform Editor supports several data file formats which are listed below Data files can be saved with the Save and Save As commands and opened with the Open command from the File menu Waveform WVF File Format This is the default format used for arbitrary waveform files saved using the waveform editor Comma Separated Values CSV File Format This format uses the comma as the delimiter between columns and a carriage return line feed to terminate each row The waveform editor reads CS
26. as shown below 10 en 3290 4309 6400 48000 4600 11200 12800 14400 22 Using Markers Markers can be used as guides for freehand or line drawing or to specify an area of a waveform to be clipped Use Pin Markers to define an area where you can perform freehand or line drawing over standard segments You can draw only in the area defined within the pinned X and Y markers See Clipping a Waveform for an example of using markers to clip a waveform Let s look at an example of using pinned markers for freehand drawing over a portion of a sine waveform Assume that an eight segment sine wave has already been created in the active edit window 1 From the Edit menu select Marker or click on the k icon in the toolbar The X and Y markers appear over the waveform as shown below ico 00 Jesoo Joson Jaooo bes Kolla e The vertical blue lines are the X markers which mark positions along the X axis To move an X marker click and drag the triangular handle at the top of the marker e The horizontal blue lines are the Y markers which mark positions along the Y axis To move a Y marker click and drag the triangular handle at the left end of the marker e In Marker mode when you move an X marker the X marker positions are shown in the status bar When you move a Y marker the Y marker positions are shown in the status bar 23 2 Move the markers to define the desired area For example define an area sta
27. ated files If any windows have not been previously saved you will be prompted for a name and location for each unsaved file Save Instrument Setup File Menu Saves the instrument settings for the currently connected function generator in a waveform setup file WFG extension You are prompted for a file name and location Use this command to save your current instrument settings which can then be loaded with the Load Instrument Setup File Menu command Note Both the Save Instrument Setup and the Load Instrument Setup commands are grayed and inactive when no function generator is connected No waveform data is saved with the instrument settings You need to save your waveform data separately in a data file See Supported Data File Formats for further information Load Instrument Setup File Menu 52 Loads the previously saved settings for the function generator from a waveform setup file WFG extension The settings are then automatically downloaded into the connected instrument See Save Agilent Instrument File Menu for further information Note Both the Save Instrument Setup and the Load Instrument Setup commands are grayed and inactive when no function generator is connected Properties File Menu Displays the Properties dialog box which allows you to set the default properties for a new waveform You can also set the number of points for the Smoothing filter See Properties Dialog Box for further information
28. ave selected the waveform data you can operate on the data with one of the Math menu functions or with Cut Copy or Paste in the Edit menu To select a standard waveform segment within the waveform 1 Click on the desired waveform edit window to select it as the active window 2 Select the desired waveform segment using either of the following techniques e Click on the small blue triangle above the waveform segment The segment is highlighted as shown below ee EEN 12800 14400 e Or double click anywhere within the waveform segment The segment is highlighted and the Segment Parameters dialog box appears Select the desired parameters in the dialog box and then click on OK 21 To select the entire waveform 1 Click on the desired waveform edit window to select it as the active window 2 In the Edit menu click on Select All The entire waveform is highlighted as shown below o Je 3290 4809 6400 42000 Tea 11200 12800 To select a portion of the waveform 1 Click on the desired waveform edit window to select it as the active window 2 If you are not already in Select mode from the Edit menu click on Select or click on the a icon in the toolbar 3 Click the left mouse button at the start of the desired portion of the waveform drag and release the mouse button when the desired area is highlighted You can drag either left to right or right to left You can select any portion of a waveform
29. ave two choices 82 Clipboard If you have previously copied a waveform or segment to the clipboard this button is active Click on the button to select the clipboard contents as the second operand Segment Drop Down List This displays None by default but you can select any of the available standard waveform segments from the drop down list as the second operand When you select a segment for example Sine the Segment Parameters Dialog Box appears e Resulting Waveform No waveform is displayed until you select a segment for the second operand Once you select a standard segment or the clipboard for the second operand the math operation is performed point by point on the two waveforms The resulting waveform is displayed on the right after the sign Two additional selections appear e Match Length Matches the length of the two waveforms to be added subtracted or multiplied This selection only appears if you selected Clipboard It is checked by default and normally should be left on e Scale to Fit Re scales the resulting waveform to fit within the Y axis scale This selection is checked by default and normally should be left on Click on Redo if you want to change your selections or click on OK to replace the waveform in the active edit window with the waveform that results from the math operation 83 Index A Absolute Math Menu 65 absolute value 32 65 Adding a Waveform from the Clipboard 29 add
30. aximum size achieved 2 Interpolation is done to resample the signal with larger time space to have less number of samples for the same signal time period Both options are available in the Agilent IntuiLink Arbitrary Waveform Editor application MAT File MAT File Format Open Only You can import the waveform from binary waveform file which is created by MATLAB and saved as level 5 MAT File formats The Agilent IntuiLink Arbitrary Waveform Editor application supports only the MAT File which contains waveform information in the format as describe below Data type must be double format Data must be stored in an 1 dimensional array The size of a waveform data array must be minimum 10 points and maximum 524288 512k points The value of each waveform data in an array must be in the range of 1 to 1 Note There is also a waveform setup file format WFG which is used to save the current instrument setup when you select the Save Instrument Setup File Menu command However no waveform data is saved in the WFG file The data must be saved separately from the instrument setup data using one of the supported data file formats 50 Menus File Menu New File Menu Creates a new waveform edit window in which to create an arbitrary waveform Several waveform windows can be displayed at one time maximized iconified cascaded or tiled If the waveform editor is iconified all waveform edit windows are also iconifie
31. con in the toolbar the segment is inserted using the default parameters e To edit an existing segment double click on it The Segment Parameters dialog box appears allowing you to change the parameters for the segment See Segment Parameters Dialog Box for further information Noise Edit Menu Inserts a noise segment consisting of pseudo random values e H from the Edit menu you select Insert Segment followed by Noise the Segment Parameters dialog box appears Select the desired parameters and click on OK to insert the segment e If you click on the aii icon in the toolbar the segment is inserted using the default parameters e To edit an existing segment double click on it The Segment Parameters dialog box appears allowing you to change the parameters for the segment See Segment Parameters Dialog Box for further information DC Edit Menu Inserts a constant DC value segment e H from the Edit menu you select Insert Segment followed by DC the Segment Parameters dialog box appears Select the desired parameters and click on OK to insert the segment e If you click on the icon in the toolbar the segment is inserted using the default parameters e To edit an existing segment double click on it The Segment Parameters dialog box appears allowing you to change the parameters for the segment See Segment Parameters Dialog Box for further information Select All Edit Menu 58 Selects highlig
32. d You can set the default parameters used for a new waveform from the Properties dialog box See Properties Dialog Box for further information Open File Menu amp Displays the Open dialog box which allows you to select and open any supported data file type You can open WVF files or other files previously saved with the waveform editor You can also open file formats such as CSV or TXT which may be imported from applications such as Microsoft Excel See Supported Data File Formats for further information Close File Menu Closes the currently active waveform edit window Prompt you to first save the contents of the window if the waveform is new or has been updated Save File Menu Wl 51 Saves the waveform data displayed in the currently active waveform edit window in its previously created file If the information has not been previously saved the Save As dialog box appears prompting you to select a file name and format See Save As File Menu for further information Save As File Menu Displays the Save As dialog box which prompts you for a file name in which to save the waveform data displayed in the currently active waveform edit window By default the file is saved with the WVF extension However you can also save other supported file formats See Supported Data File Formats for further information Save All File Menu Saves the waveform data from all open waveform edit windows in the previously cre
33. des the following filter functions e Low Pass Math Menu e Smoothing Math Menu Low Pass Math Menu Applies the low pass filter function to the waveform in the active edit window The waveform does not need to be selected The function is applied to the entire waveform From the Math menu select Filter and then select Low Pass The Low Pass Filter dialog box appears allowing 66 you to specify a Cut Off value The value that you enter is multiplied by the window frequency to obtain the cut off frequency For further information see e Selecting a Filter Function e Applying a Filter Function Smoothing Math Menu Applies the smoothing filter function to the selected waveform or segment Select the waveform or segment to modify If the waveform in the active edit window is not selected the filter function is applied to the entire waveform From the Math menu select Filter and then select Smoothing The smoothing filter function applies a 7 point moving average by default However you can specify any odd number of points in the range 3 99 from the Properties Dialog Box For further information see e Selecting a Filter Function e Applying a Filter Function Windowing Math Menu The waveform editor provides the following windowing functions e Extended Cosine Math Menu e Raised Cosine Math Menu e Hamming Math Menu Extended Cosine Math Menu Applies the extended cosine bell windowing function to
34. e All File Menu 52 Save Instrument Setup File Menu 52 Load Instrument Setup File Menu 52 Properties File Menu 53 Print Preview File Menu 53 Print File Menu eege eege Eege 53 Exit File Menu sue ege testeeentucdcevnegeenteenceveecesuate OAOE O EEA 53 Edit Menu ee 54 Undo Edit Menu P cccccscccssssssscsesssssessssssssssessesssesessssessessessessecsusssssesenscsessesesscessenseess 54 Redo Edit Keng EE 54 Cut Edit Menu ee 54 Copy Edit ET ME EE 54 Paste Edit Menu Sc 54 Insert Segment Edit Menu A 55 Sine Edit Menu w EE 55 Triangle Edit Menu SW SE EE EE 56 Square Edit Menu WEE 56 Saw Tooth Edit Menu Ze 56 Sinc Edit Menu We 57 Exponential Rise Edit Menu WEE 57 Exponential Fall Edit Menu EE 57 Noise Edit Menu AN E EE E E EE E I E 58 DC Edit Menu E 58 Select All Edit Menu 58 Select Edit Menu EE 59 Freehand Edit Menu d EE 59 Line Draw Edit Menu BEE 59 ITER 60 X Markers Edit Menu fl 60 Y Markers Edit Menu EE 60 Pin Markers Edit Menu 61 VUEN 62 Standard Toolbar View Menu 62 Waveform Toolbar View Menu 62 Status Bar View Menu 62 Thumbnail View View Menu 63 Grid VIEW Men eeng eigene dee ENEE 63 ZOOM View MENU zc 63 Zoom In View Menu A Seed 64 Zoom Out View Menu EE e EE ENEE ee Ad 64 Connect Dots View Menu 64 Segment Marks View Menu ccccceeecceeeeeeeeeeeceeeesessessssesecesecesecnsaneeeneeesseceeeeneer
35. e function generator A message is then displayed with an estimated time to complete the send operation Manage Waveforms Tab Waveforms on the Instrument Lists the available waveforms stored on the function generator To activate one of the waveforms select its name and click on the Activate button e To delete one of the non permanent waveforms from the instrument select its name and click on the Delete button Permanent built in waveforms are indicated with an asterisk preceding the name These waveforms cannot be deleted from the instrument Also you cannot delete the currently active waveform To get around this activate a different waveform and then select the one that you want to delete Waveform Math Dialog Box This dialog box appears when you select a waveform or portion of a waveform in the active edit window and then select Addition Subtraction or Multiplication from the Math menu The dialog box displays the correct operator or x depending on the selected math operation As the dialog box initially appears the following are displayed e Selected Points The waveform is shown as it was selected in the active edit window This waveform is the first operand for the math operation e Operator The or x operator is displayed You can select a different operator from the drop down list e Select Segment You can select the segment or waveform to add subtract or multiply by the first operand You h
36. e wave 55 85 Segment Marks View Menu 63 Segment Parameters Dialog Box 78 79 select 20 21 57 all 57 data 20 57 mode 57 Select Edit Menu 57 Select All Edit Menu 57 Selecting a Filter Function 36 Selecting a Windowing Function 38 Selecting Waveform Data 20 Send Arbitrary Waveform Dialog Box 80 Send Waveform Communications Menu 69 Sending Waveforms to an Arb 42 Sinc Edit Menu 56 sinc pulse segment 56 Sine Edit Menu 54 sine wave segment 54 Smoothing Math Menu 66 smoothing filter 66 Square Edit Menu 55 square wave segment 55 Standard Toolbar 46 Standard Toolbar View Menu 61 Status Bar View Menu 61 subtracting waveforms 25 64 81 Subtraction Math Menu 64 Supported Data File Formats 49 Supported Instruments 7 T Taking the Absolute Value of a Waveform 32 Thumbnail View View Menu 62 Tile Horizontal Window Menu 71 Tile Vertical Window Menu 71 tiled windows 71 toolbar 46 47 61 standard 46 61 waveform 47 61 tools 14 70 creating 14 custom 14 trademarks 9 Triangle Edit Menu 55 triangle wave segment 55 U Undo Edit Menu 53 user interface 6 Using Help 12 Using Markers 22 W waveform 34 35 42 69 70 clipping 34 importing 70 math 25 26 27 29 30 64 65 66 67 68 segments 54 55 56 57 sending 42 69 toolbar 47 61 Waveform Math Dialog Box 81 Waveform Toolba
37. ece eect eeee tenet eee aeaaeaaaaaaeaaeeaeeeaeeeeeeeeeeeeeeenes 79 Send Arbitrary Waveform Dialog Bos 81 Waveform Math Dialog Box 82 INO TEE 84 Introduction to the Waveform Editor Introduction to the User Interface The Agilent IntuiLink Arbitrary Waveform Editor application is an Activex document server This application provides a graphical user interface GUI that allows you to create import modify and export arbitrary waveforms and to send these waveforms to your function generator see Supported Instruments The user interface is shown below with its main areas identified by numbers Agilent IntuiLink Arbitrary Waveform Editor OF x OD File Edit View Math Communications Tools Window Help reg EE EE eelere z Q gt ar ZH FN H ooo zoo aoe Joson Jaooo oeoo coo ond wach ee gt Free Hand Drawing mode Freehand x 16000 Y 0 504 Length 16000 Disconnected AU Let s look at each of these numbered areas in turn 1 Menu Bar provides standard Microsoft Windows_ style menus 2 Standard Toolbar provides toolbar buttons for such standard menu functions as Save Cut Paste and Print 3 Waveform Toolbar provides toolbar buttons for the arbitrary waveform creation and edit functions In particular these buttons allow you to add waveform segments to the active waveform edit window 4 Waveform Edit Windows each of these windows allows you to create edit and display an
38. eeeeeeess 64 WEEMS INU EE 65 Addition Math Menu 65 Subtraction Math Menu 65 Multiplication Math Menu 66 Clip Math Menu 66 Absolute Math Men ssi risserris niinen hebben EES 66 Filter Math Menu 66 Low Pass Math Menu 66 smoothing Math Menu EE 67 Windowing Math Menu 67 Extended Cosine Math Menu 67 Raised Cosine Math Menu 68 Hamming un Bn AE 68 Invert Math Menu 68 Mirror Math Menu 69 Resize Math Menu 69 Expand To Fit Math Menu 69 COMMUNICATIONS Mentz eege ee ee Eed BEES atte 70 Connection Communications Menu 70 Send Waveform Communications Menu E 70 Beie E UE 71 Import Waveform Agilent Infinitum Scope Tools Menu 71 Import Waveform Agilent 546xx Scope Tools Menu 71 Window EE 72 Cascade Window Menu 72 Tile Horizontal Window Menu sssseseeeesssssstirsssssrrrsssttertrtststttnttsssttttttstasttent nst tnnnnnnnntenn 72 Tile Vertical Window Menu ceccccsceccecnceceeceeeereeeeeeteeeeee EEN 72 Windows Window MO nU scjcctentdetigiavicedd ivi EG geed a e 72 Dialog BOXES EE 73 Connection Dialog BOX scietas irony a e a a a aaa E dee 73 Low Pass Filter Dialog BOX cmocioiini innsiden ar ai EEE NEARER E EEEE 74 Pint DialOG BOA a A a A a aa E 75 Properties Dialog Box mircsnesirrosi irn isda eee ease E E Ee ee 76 Resize Dialog BOX icr ernis amea a a een ege Ed 77 Scope Waveform Setup Dialog Box 78 Segment Parameters Dialog BOX ccccccceeee c
39. een data points If you read the file into Excel the data points will be in row number 1 and that row may be several thousand points in width This format can be used with localized number formats for example using the comma as the decimal point Picture BMP File Format Save Only You can save a raster representation of your waveform in a Windows Bitmap BMP file This makes it convenient to include a picture of your waveform in Microsoft Word or other applications However this picture no longer consists of waveform data You cannot open a BMP file in the waveform editor and you will need to save your waveform data in one of the other supported formats ADS File txt File Format Open Only You can import the waveform from Agilent Digital Solutions ADS waveforms which is in text format ADS files has more than one format one of them the file will include the description of many signals in this case the Agilent IntuiLink Arbitrary waveform editor will import the first signal only Also the time separation between signal samples may be with equal and non equal spacing and in the case of non equal spacing interpolation is used to get equally spaces samples Normalization is used when the signal values described in the file exceeds the limits of the DAC of the 81150A The size of a waveform data array must be maximum 524288 512k points if it is more one of two decisions will be done 1 The signal will be clipped Stop after the m
40. emp ae00 11200 12900 14400 Note If the window already contains a waveform segment the drawing will start at the right edge of that segment Otherwise the drawing will start at the left edge of the window If you don t start at the left edge a straight line will start at zero and extend to where you start drawing You can go back and draw over what you have just drawn 4 Now click on Freehand or the D icon again Freehand mode is canceled 5 Select Line Draw mode from the Edit menu select Line Draw or click on the El icon 19 6 Click the mouse button to start drawing somewhere to the right of the existing drawing the first straight line segment appears Click somewhere further to the right to draw another straight line and so forth Here is an example of line drawing par Waveform Eije x jo 1600 3200 4800 6400 8000 9600 11200 12800 14400 7 When you are finished right click to stop drawing and then exit Line Draw mode by clicking on Line Draw or the icon again Note Both Freehand and Line Draw mode may be used anywhere within the window except where a standard segment has been inserted If the window already contains a waveform segment the drawing will start at the right edge of that segment Either mode may be used to draw over what you have drawn previously 20 Selecting Waveform Data You can select all or a portion of a waveform as described below Note Once you h
41. ents and Index 2 Select the Contents tab if it is not already selected 3 Select the desired book in the Contents hierarchy by clicking on it The book need not be open just selected 4 Click on the Print button at the bottom of the help browser 5 The Print dialog box appears Click on OK All of the topics found in the selected book are printed sequentially Note that if you select a book at the top level of the Contents hierarchy for example Waveform Editor Reference a large number of topics may be printed If you are using a network printer that prints job headers you may want to turn off the job header or use a different printer to avoid printing a header sheet for each topic 13 Creating Your Own Tools The Tools menu provides two selections that allow you to import waveforms from your Agilent Infiniium Oscilloscope or from your Agilent 54600 Series Oscilloscope See Import Waveform Agilent Infinitum Scope Tools Menu or Import Waveform Agilent 546xx Scope Tools Menu for further information In addition you can create your own tool and add it to the Tools menu To do this create the tool as an ActiveX DLL using Microsoft Visual BASIC and then copy the ActiveX DLL to the following folder C Program Files Agilent IntuiLink Waveform Generator Tool Tools You do not need to register the DLL You can create tools to import waveforms from other oscilloscopes or to perform mathematical operations or other functio
42. escribe these functions and when to use them Low Pass Filter See Low Pass Math Menu This function provides a low pass FIR digital filter with a pass band and stop band ripple of less than 1 percent The low pass filter attenuates frequencies with rapid roll off above the cut off point The transition bandwidth from zero attenuation to maximum attenuation is variable being narrower for smaller cut off points This bandwidth is generally about one third the cut off and is not less than 003 times the cut off This function attenuates the amplitude at the frequency of the cut off point by one half 3 dB The Low Pass Filter dialog box allows you to set the cut off value to an integer in the range from 1 to approximately one half the number of points in the waveform The cut off frequency is equal to the specified cut off value multiplied by the function generator window frequency For example if the function generator is set to 1 kHz and the cut off value is set to 50 the low pass filter will attenuate frequencies above 50 kHz Use the low pass filter to remove high frequency noise to limit the power spectrum to a desired low frequency band to remove any impulses and spikes or to smooth out a waveform This function can only be applied to an entire waveform not to a segment Smoothing Filter See Smoothing Math Menu This function takes a moving average of the points in a waveform thus smoothing it Use this function to smooth out
43. esize command compresses or expands the selected waveform or segment horizontally or vertically according to the two parameters that you specify in the Resize dialog box e To expand or compress a segment horizontally specify a value for Number of Points under X Points You can enter a value in the range 8 to 524 288 points e To expand or compress a segment vertically specify a value for Percent of Original Data under Y Amplitude You can specify any percentage value Click on OK to resize the selected waveform or segment 11 Scope Waveform Setup Dialog Box Use this dialog to import a waveform from your Agilent oscilloscope From the Tools menu select either Import Waveform Agilent Infinitum Scope or Import Waveform Agilent 546xx Scope depending on your model of oscilloscope to display this dialog box The dialog box provides two tab pages From the Waveform tab page you can specify parameters for importing a waveform From the Connect to Oscilloscope tab page you can establish a connection to your oscilloscope Waveform Tab You can specify the following in the Waveform Tab e Currently Connected Oscilloscope Shows the address of the currently connected oscilloscope If no scope is connected go to the Connect to Oscilloscope tab e Channel Specify the oscilloscope channel to import e Number of Points Agilent 546xx only Specify the number of points to import for your Agilent 546xx Oscilloscope Note If you have
44. g Help To print a help topic display the topic in the help window see Using Help click on Options and then click on Print Topic The Print dialog box appears Click on OK to print the help topic To print all of the topics in a book in the help Contents follow these steps 1 Open the Windows help browser From the Help menu select Contents and Index The buttons at the top of the help window help you to navigate to a topic Click on Help Topics to return to the help Contents browser Click on Back to return to the previously displayed topic 12 Click on Options or right click anywhere within the topic to display the options menu You can also use the browse buttons to browse forward and back one topic at a time Dialog Box Help Many dialog boxes include a Help button Click on this button to obtain the help topic for the dialog box Note Certain standard dialog boxes such as Save have a I button in the upper right hand corner Click on this button and then click on the area of interest in the dialog box to obtain help for these dialog boxes Printing Help To print a help topic display the topic in the help window see Using Help click on Options and then click on Print Topic The Print dialog box appears Click on OK to print the help topic To print all of the topics in a book in the help Contents follow these steps 1 Open the Windows help browser From the Help menu select Cont
45. g in the Math menu Extended Cosine Raised Cosine and Hamming The following paragraphs describe these functions Note The waveform edit window does not display time on the horizontal axis but rather the number of points in the waveform However when you send a waveform to your arbitrary function generator this number of points axis becomes a time axis according to the frequency that you specify during the send operation Thus for the purposes of this discussion the window in time corresponds to the waveform edit window in which you create your waveform Spectral leakage occurs when there are discontinuities at the end point of the window or when the frequency components of the waveform are not harmonically related to the window length The leakage affects both the magnitude and phase A waveform may have some frequencies harmonically related to the window and others that are not Thus some frequency components may exhibit leakage while others do not The form of leakage depends on the shape of the window The shape of the window used in the waveform editor or when sampling a signal is rectangular all values are multiplied by the constant 1 By changing the shape of the window you can change the leakage You can apply any of three different windowing functions from the menu to change the window shape The windowing functions and their formulae are as follows e Extended Cosine Bell see Extended Cosine Math Menu w n 0 5 1 co
46. he square wave segments in our example have been slightly distorted by the low pass filter Clipping a Waveform The Clip math function clips the selected waveform data to the specified Y values In the following example we will clip a portion of a sine waveform Assume that an eight segment sine wave has been created in the active edit window To clip this waveform 1 Enable Y markers from the Edit menu click on Y Markers or click on the icon jo Teen 3200 200 esoo 2000 e600 4200 12000 24400 2 Position the markers to the desired clipping values Click and drag the triangular handles at the left end of the markers See Using Markers for further information 3 Click and drag to select the portion of the waveform that you want to clip Waveform lei EX 35 4 Clip the waveform from the Math menu select Clip to the values specified by the Y markers o Loeng 200 Laang esoo 8000 9600 11200 12800 14400 5 To disable Y markers from the Edit menu click again on Y Markers or click on the K icon Note that only the selected area is clipped and that in the selected area the waveform is clipped to the Y marker positions If you want to clip the entire waveform use Select All to select the waveform and then clip to the Y marker positions 36 Selecting a Filter Function Two filter functions are provided under Filter in the Math menu Low Pass and Smoothing The following paragraphs d
47. hts the entire waveform in the currently active waveform edit window Select Edit Menu Allows you to select highlight a portion of a waveform in the waveform edit window by clicking and dragging or by selecting an entire segment This is the default mode when the program is started or a new waveform edit window is created See Selecting Waveform Data for further information Freehand Edit Menu Enables freehand drawing using the mouse When you select Freehand the cursor changes to a pencil cursor when inside the waveform edit window Click and drag with the mouse to draw the desired waveform shape Release the mouse button to complete your freehand waveform segment Freehand segments are automatically connected to any pre existing segments To exit Freehand mode click on Freehand or the icon again Note Standard waveform segments are protected against being overdrawn unless you set an area with Pin Markers In that case you can draw over the standard segment but only within the defined pinned area A freehand or line draw segment or a segment on which math functions have been performed so that it is no longer a standard segment is not protected and may be overdrawn Line Draw Edit Menu Enablesline drawing using the mouse Click once in the active waveform edit window to start the line and then move the cursor and click again You can draw a number of connected straight lines by moving the cursor and clicking
48. ing moved the corresponding Y marker positions and the difference are displayed For further information see e Using Markers e Clipping a Waveform X Markers Edit Menu Turns the X axis markers on or off Clicking and dragging the handle at the top of the marker in the ruler area can move each X marker See Marker Edit Menu for further information Y Markers Edit Menu 60 Turns the Y axis markers on or off Clicking and dragging the handle at the left end of the marker in the ruler area can move each Y marker See Marker Edit Menu for further information Pin Markers Edit Menu Select Pin Markers to fix the positions of the X and Y markers The marker handles disappear so that you cannot move the pinned markers The markers also change color when pinned Pinned markers can be used to define a space where you can draw or edit part of a waveform Standard waveform segments are protected against being overdrawn in Freehand or Line Draw mode However in the area defined within the pinned markers you can draw over any segment Drawing must be started within the area defined by the markers and is allowed only in this area Clicking and dragging is ignored except within the defined area See Using Markers and Marker Edit Menu for further information 61 View Menu Standard Toolbar View Menu If the Standard Toolbar menu selection is checked the standard toolbar is currently active and is displayed See
49. ing waveforms 25 64 81 Addition Math Menu 64 Applying a Filter Function 37 Applying a Windowing Function 39 C Cascade Window Menu 71 cascading windows 71 Clip Math Menu 65 Clipping a Waveform 34 Close File Menu 50 closing files 50 Connect Dots View Menu 63 Connection Communications Menu 69 Connection Dialog Box 72 Contacting Technical Support 8 copy 53 Copy Edit Menu 53 copyright 9 creating 14 18 50 files 50 tools 14 waveforms 18 Creating Your Own Tools 14 Cut Edit Menu 53 cut and paste 53 D DC Edit Menu 57 dc segment 57 Drawing an Arbitrary Waveform 18 drawing waveforms 58 freehand 58 line draw 58 E Establishing a Connection to an Arb 40 Exit File Menu 52 Expand To Fit Math Menu 68 Exponential Fall Edit Menu 56 Exponential Rise Edit Menu 56 Exporting Waveform Data to Excel 43 Extended Cosine Math Menu 66 F files 50 51 closing 50 creating 50 84 new 50 opening 50 saving 50 51 Filter Math Menu 65 filtering a waveform 37 65 66 73 Finding Information 8 Freehand Edit Menu 58 freehand drawing 58 G Grid View Menu 62 H Hamming Math Menu 67 help 12 13 I Import Waveform Tools Menu 70 importing waveforms 70 Insert Segment Edit Menu 54 Inserting Segments Using the Icons 15 Inserting Segments Using the Menu 16 inserting wa
50. it the dialog box Note The waveform editor automatically puts the function generator into remote mode when you press Send When the send operation is completed the instrument goes into arb mode and output is enabled 43 Exporting Waveform Data to Excel If you want to export waveform data from the waveform editor to Microsoft Excel you can save the data as a CSV file Follow these steps 1 Create and edit the waveform to be saved 2 From the File menu select Save As The Save Waveform As dialog box appears a Enter a name in the File Name field b For Save as Type select CSV comma delimited CSV c Click on Save to save the file The CSV extension is appended to your file name automatically 3 The file is now saved as a CSV file and can be read into Microsoft Excel The following Excel spreadsheet is an example of a CSV file exported by the waveform editor D F Ampl VPP Offset DC Points 0 5 0 2 13577 C Data Dame Freq kHz 0 315165 VOLATILE 2 0 1919 0 9704 0 0049 0 9363 0 2413 0 0164 0 6583 0 717 Note The CSV file format uses the comma as the delimiter Therefore the European localized number format cannot be used with commas as the decimal point However the waveform editor also can export files in the TXT file format which does support localized number formats See Supported File Formats for further information 44 45 Waveform Editor Reference 46 Stand
51. lishes a connection to an arbitrary waveform generator instrument see Supported Instrument When you select Connection the Connection dialog box appears allowing you to search for and connect your instruments See Connection Dialog Box for further information Send Waveform Communications Menu Initiates a send or download of the contents of the active waveform edit window to previously connected arbitrary waveform generator instruments The Send Arbitrary Waveform dialog box appears allowing you to select parameters for the downloaded waveform See Send Arbitrary Waveform Dialog Box for further information Note If you click on Send Waveform or the icon when no instrument is connected the Connection dialog box appears See Connection Dialog Box for further information Once a connection has been established the Send Arbitrary Waveform dialog box appears 70 Tools Menu Import Waveform Agilent Infinitum Scope Tools Menu Displays the Agilent Infinitum Scope Waveform Setup dialog box which allows you to set up to import a waveform from your Agilent Infiniium Oscilloscope See Scope Waveform Setup Dialog Box for further information Import Waveform Agilent 546xx Scope Tools Menu Displays the Agilent 546xx Scope Waveform Setup dialog box which allows you to set up to import a waveform from your Agilent 546xx Oscilloscope See Scope Waveform Setup Dialog Box for further information 71 Window Menu Cascade Wind
52. ly one half the number of points in the selected waveform or segment Click on OK to accept the specified Cut Off value This Cut Off value is a multiplier It is multiplied by the repetition frequency specified for the function generator to get the cut off frequency For example if the Cut Off value is set to 100 and the function generator frequency is set to 1 KHz the cut off frequency for the filter is 100 kHz See Selecting a Filter Function for further information 74 Print Dialog Box From the File menu select either Print or Print Preview to display the Print dialog box This dialog box provides two tabs The Preview tab displays a representation of the currently configured printout which is printed when you click on the Print button This tab is shown by default when you select Print Preview from the File menu The Page Layout tab allows you to configure the page to be printed You can add the waveform windows to be included in the printout and you can configure how these windows will be printed on the page This tab is shown by default when you select Print from the File menu Preview Tab The Preview tab shows what your printout will look like with the current layout Go to the Page Layout tab page to change the layout Page Layout Tab You can set the following parameters on the Page Layout tab Available The available waveforms are listed Select a waveform by clicking on its name and then click on the Add gt but
53. m Thumbnail View is primarily useful when you are using Zoom The area that has been zoomed is shown by a small rectangle in the thumbnail view You can click on and drag this rectangle in the thumbnail view to select a different portion of the waveform to view in the waveform edit window See Zoom View Menu for further information Grid View Menu Turns the grid lines in the waveform edit windows on or off If the Grid menu selection is checked the grid is currently turned on and appears in each waveform edit window The grid lines match the major divisions in the vertical and horizontal scale rulers Zoom View Menu amp Allows you to zoom into a specified area of the waveform edit window Select Zoom to turn zoom mode on The cursor changes to a magnifying glass Click and drag to define the area to zoom when you release the mouse button the selected area is magnified to fill the entire active edit window You can repeat the process as desired until the maximum magnification x32 is reached To exit this mode click on Zoom or the icon again Note When you zoom into a specified area the apparent aspect ratio is not preserved For example if you select a tall narrow area it is magnified to fill the entire active edit window and the apparent shape may change 63 The area that has been zoomed is shown by a small rectangle in the thumbnail view if it is turned on You can click on and drag this rectangle in the thumbn
54. ns on waveforms An example Visual BASIC project is included in the following folder C Program Files Agilent IntuiLink Waveform Generator Tool Examples Tools_TDS If you compile this example it will create a DLL file that supports importing waveforms from the Tektronix TDS 3014 DPO Oscilloscope To activate this feature copy this file tds dll from the Tools_TDS folder to the Tools folder Or you can modify the Visual BASIC project to create your own ActiveX DLL to import waveforms Once you have created your DLL copy it to the Tools folder to activate it For further information on how to modify this example and create a custom tool see the TDS txt file which is located in the Tools_TDS folder Note The folders listed assume that you have installed the waveform editor in the default installation folder C Program Files Agilent IntuiLink Waveform Generator Tooll If you have installed the software elsewhere there should be a Tools folder and Examples Tools_TDS folder under the installation folder 14 Additional Plug ins There are several additional plug ins accessories for the Agilent IntuiLink Waveform Editor which you can install to your machine To install the plug in for 81150A Waveform Editor you have to set the installation directory to Program Files Agilent IntuiLink Waveform Generator Tool Tools If the Waveform Editor is installed in another directory change the default of the install or copy the dll files to
55. oard to the active waveform edit window If no waveform data is currently in the Windows Clipboard the command is not available Insert Segment Edit Menu Allows you to select and insert a waveform segment of one of the following standard types Select the appropriate waveform type and the Segment Parameters dialog appears Sine Triangle Square Saw Tooth Sinc Exponential Rise Exponential Fall Noise DC Insert a sine wave segment Insert a triangle wave segment Insert a square wave segment Insert a ramp wave segment Insert a sinc pulse segment Insert an exponential rise pulse segment Insert an exponential fall pulse segment Insert a noise segment Insert a constant DC value segment Sine Edit Menu Au Inserts a sine wave segment e f from the Edit menu you select Insert Segment followed by Sine the Segment Parameters dialog box appears Select the desired parameters and click on OK to insert the segment e If you click on the N icon in the toolbar the segment is inserted using the default parameters e To edit an existing segment double click on it The Segment Parameters dialog box appears allowing you to change the parameters for the segment 55 See Segment Parameters Dialog Box for further information Triangle Edit Menu Dy Inserts a triangle wave segment If from the Edit menu you select Insert Segment followed by Triangle the Segment Parameters dialog box appears Select
56. ow Menu Arranges multiple waveform edit windows Waveform Waveform 2 and so forth in overlapping cascade fashion To select the active waveform edit window either click on the desired window or select its name under Windows in the Window menu Tile Horizontal Window Menu Arranges multiple waveform edit windows Waveform Waveform 2 and so forth as horizontal windows stacked one above another To select the active waveform edit window either click on the desired window or select its name under Windows in the Window menu Tile Vertical Window Menu Arranges multiple waveform edit windows Waveform 1 Waveform 2 and so forth as vertical windows arranged side by side To select the active waveform edit window either click on the desired window or select its name under Windows in the Window menu Windows Window Menu 72 Selects the active waveform edit window Select Windows from the Window menu and then select a window name from the list and it will become the active waveform edit window You can also select an edit window by simply clicking on it Dialog Boxes Connection Dialog Box From the Communications menu select Connection to display the Connection dialog box Note If you click on Send Waveform in the menu or the icon when no instrument is connected the Connection dialog box appears Once a connection has been established the Send Arbitrary Waveform dialog box appears The Connection dialog box allow
57. r 47 Waveform Toolbar View Menu 61 window 71 cascading 71 waveform 6 7 71 windowing 38 39 66 67 extended cosine 66 functions 38 39 66 67 hamming 67 raised cosine 67 Windowing Math Menu 66 Windows Window Menu 71 X X Markers Edit Menu 59 Y Y Markers Edit Menu 59 86 Z Zoom View Menu 62 Zoom In View Menu 63 Zoom Out View Menu 63 87
58. rther information Sinc Edit Menu A Inserts a sinc pulse segment If from the Edit menu you select Insert Segment followed by Sinc the Segment Parameters dialog box appears Select the desired parameters and click on OK to insert the segment If you click on the A icon in the toolbar the segment is inserted using the default parameters To edit an existing segment double click on it The Segment Parameters dialog box appears allowing you to change the parameters for the segment See Segment Parameters Dialog Box for further information Exponential Rise Edit Menu Gi Inserts a rising exponentially shaped pulse segment If from the Edit menu you select Insert Segment followed by Exponential Rise the Segment Parameters dialog box appears Select the desired parameters and click on OK to insert the segment If you click on the La icon in the toolbar the segment is inserted using the default parameters To edit an existing segment double click on it The Segment Parameters dialog box appears allowing you to change the parameters for the segment See Segment Parameters Dialog Box for further information Exponential Fall Edit Menu J 57 Inserts a falling exponentially shaped pulse segment e H from the Edit menu you select Insert Segment followed by Exponential Fall the Segment Parameters dialog box appears Select the desired parameters and click on OK to insert the segment e f you click on the NI i
59. rting at a minimum and ending at another minimum in the waveform In the following figure the left X marker is shown being moved by dragging its handle PE E A 14400 3 From the Edit menu select Pin Markers or click on the Ha icon in the toolbar The pinned markers change color and the handles disappear You cannot move markers that are pinned 4 Now from the Edit menu select Freehand or click on the Zl icon in the toolbar Draw freehand in the area defined by the pinned markers Any drawing outside that area is ignored o _ eoo ioo Jesoo Joson aooo bes Kolla 5 Exit Freehand click on Freehand in the menu or the D icon again 6 Exit Pin Markers click on Pin Markers in the menu or the Ha icon again 24 7 Turn off the X markers click on Ixl and Y markers click on x to reveal the final waveform o _ 600 3200 200 oun 2000 9600 4200 2000 14400 Note that any potential discontinuities at the ends of the freehand area are automatically corrected with straight lines connecting to the original waveform 25 Performing Mathematics on Waveforms Adding Subtracting Multiplying Waveforms You can use the Waveform Math dialog box to perform addition subtraction and multiplication operations on waveforms In each case a point by point addition subtraction or multiplication of one waveform by another is performed For example you could add a noise waveform to a square
60. rument for further information 4 Select the desired arbitrary function generator from the list of identified instruments on the right If there is only one instrument it is already selected Now click on the Connect button to connect the instrument 4 Note Only a supported instrument that is identified as an Arb see Supported Instrument can be connected Also only one instrument can be connected at a time 5 Once an arbitrary function generator has been connected the Connected message appears Click on Close to close the dialog box You can now send waveforms to the connected instrument see Sending Waveforms to an Arb 42 Sending Waveforms to an Arb To send a waveform to your function generator follow these steps 1 Prepare the waveform that you want to send 2 Establish a connection to your function generator see Establishing a Connection to an Arb if you have not already done so 3 From the Connections menu select Send Waveform or click on the icon in the waveform toolbar The Send Arbitrary Waveform dialog box appears a Select the appropriate parameters to send the waveform See Send Arbitrary Waveform Dialog Box for further information b Click on the Send button to send the waveform c The estimated time to send the waveform is displayed Click on OK to continue d Once the waveform is completely sent you are returned to the Send Arbitrary Waveform dialog box Click on Close to ex
61. s you to establish a connection to your function generator See Establishing a Connection to an Arb for further information The dialog box identifies and connects an arbitrary function generator instrument as follows 1 The Select Instrument Address field displays the available instrument addresses Select an address and then click on Identify Instruments to identify the instrument at that address 2 The Identified Instruments on My Computer field lists the instruments that have been identified Each arbitrary function generator is identified as an Arb Select an Arb by clicking on it e Click on the Connect button to connect the selected instrument e Click on the Disconnect button to disconnect the selected instrument 3 Click on Close to close the dialog box when you are done 13 Note The Connection dialog box is also used to connect an Agilent Infiniium or Agilent 546xx Oscilloscope in order to import a waveform from the oscilloscope into the waveform editor The procedure is the same except that only an Oscilloscope is identified as such and can be connected See Scope Waveform Setup Dialog Box for further information Low Pass Filter Dialog Box From the Math menu select Filter and then select Low Pass to display the Low Pass Filter dialog box See Low Pass Math Menu for further information This dialog allows you to specify just one parameter the Cut Off value which must be an integer in the range 1 to approximate
62. s2z5n N for n 0 to N 10 and n 9N 10 to N w n 1 for n N 10 to 9N 10 e Raised Cosine see Raised Cosine Math Menu w n 0 5 1 cos2zn N for n 0 to N e Hamming see Hamming Math Menu w n 0 08 0 46 1 cos2zn N for n 0 to N Where in each case N is one less than the number of samples in the window and n is a discrete sample with a value in the range 0 to N 39 Note The Extended Cosine windowing function is recommended when there are obvious discontinuities at the end points and minimum modification of the waveform is desired This function has little affect except close to the end points See Applying a Windowing Function for further information about using these functions Applying a Windowing Function The Extended Cosine Raised Cosine and Hamming windowing functions can be used to correct for distorted spectral information where there are discontinuities at the end point of the window or when the frequency components of the waveform are not harmonically related to the window length See Selecting a Windowing Function for further information about choosing a windowing function To apply a windowing function to a waveform 1 Select the desired waveform edit window to be the active window click on the desired window You need not select the waveform The windowing functions always apply to the entire waveform whether or not the waveform or a portion of it has been selected 2 From the Math menu
63. ter a value by typing or use the up and down arrows to select a value The parameters that are not applicable are grayed out Parameter Default Value Valid Range Points 2000 8 window size Amplitude 1 000 0 000 1 000 Offset 0 000 1 000 Cycles 1 1 100 Phase degrees 0 0 359 Duty Cycle percent 50 20 80 Dampening Factor 5 000 15 000 Zero Crossings 10 1 100 e Preview The preview window shows what the segment looks like before you insert it When you are satisfied click on OK to insert the segment and close the dialog box Or click on Defaults to revert to the default parameters for the segment Selecting a Segment for Waveform Math The Segment Parameters dialog box appears when you select a segment in the Waveform Math dialog box for the second segment in a math operation In this case the Points parameter is 80 grayed to indicate that you cannot change the number of points The number of points is fixed to match the selected waveform segment in the active waveform window The number of points must match in order to do a point by point addition subtraction or multiplication In all other respects the dialog box is as described above for inserting a segment Send Arbitrary Waveform Dialog Box Click on the icon in the waveform toolbar or select the Send Waveform command from the Communications menu to display the Send Arbitrary Waveform dialog box See Send Waveform Communications
64. the Waveform Generator Tool Tools directory Note 81150A Waveform Editor can detect the existing plug ins installed in your machine If you have the existing plug ins installed for using with Agilent IntuiLink Waveform Editor for the 33120A 33250A at the default directory C Program Files Agilent IntuiLink Waveform Generator Tools and directory for your 81150A Waveform Editor is also the default directory C Program Files Agilent IntuiLink Waveform Generator Tool In this case you do not need to re install the plug ins or copy the dil files 15 Creating Waveforms Inserting Segments Using the Icons You can insert standard waveform segments using the waveform toolbar icons When you click the desired icon the segment is inserted with its default parameters in the active waveform edit window For example let s insert a standard sine wave segment 1 Click the O icon in the standard toolbar to create a new waveform edit window 2 Click the E icon in the waveform toolbar to insert a sine wave segment 3 The default 2000 point sine wave segment appears in the window as shown below bi 1600 3200 4300 6400 5000 9600 11200 12800 14400 mi ba ro os de To insert an additional sine wave segment click the fv icon again Or click on a different icon to insert a different segment You can continue to insert segments to an existing waveform provided there is room in the edit window for the segment
65. the waveform in the active edit window The waveform does not need to be selected The function is applied to the entire waveform From the Math menu select Windowing and then select Extended Cosine 67 For further information see e Selecting a Windowing Function e Applying a Windowing Function Raised Cosine Math Menu Applies the raised cosine windowing function to the waveform in the active edit window The waveform does not need to be selected The function is applied to the entire waveform From the Math menu select Windowing and then select Raised Cosine For further information see e Selecting a Windowing Function e Applying a Windowing Function Hamming Math Menu Applies the Hamming windowing function to the waveform in the active edit window The waveform does not need to be selected The function is applied to the entire waveform From the Math menu select Windowing and then select Hamming For further information see e Selecting a Windowing Function e Applying a Windowing Function Invert Math Menu Vertically flips the selected waveform or segment The Y value of each point in the selected waveform or segment is multiplied by 1 to get an inverted value Select the waveform or segment to modify and then select Invert from the Math menu 68 Mirror Math Menu Rotates the selected waveform or segment horizontally about the center of the selected segment For example if the selected wa
66. ton to add it to the Print List Print List The waveforms to be printed are listed Select a waveform by clicking on its name and then click on the lt Remove button to remove it from the list Layout Select the desired layout parameters 75 1 2 or 4 per Page Select one of the six radio buttons for the page layout You can select 1 2 or 4 waveforms per page with either a landscape or portrait orientation Include Borders Check this box to include borders in the printout Fit to Page Check this box to re scale the waveform windows to fit the printed page Note that this feature affects the aspect ratio of the waveform White Background This box is checked by default to print on a white background rather than black This setting is recommended if you are using an ink jet printer Go to the Preview tab page to see the effect of your settings To Print To print the waveforms click on the Print button To change the printer or its settings click on the Printer Setup button Properties Dialog Box From the File menu select Properties to display the Properties dialog box You can set the following parameters for all waveform edit windows Points Sets the waveform edit window width as a number of points The number of points is a memory length which depends on how large of memory of the instrument The maximum waveform memory of 81150A is 512k 524288 points Segment Markers When checked each waveform
67. transitions in the waveform to minimize jitter Large transitions in the waveform may cause unwanted frequency jitter due to quantization error in the time axis This function can be applied to an entire waveform or a selected segment of one By default the smoothing filter performs a 7 point moving average However you can change the number of points from the Properties dialog box from the File menu select Properties The number of points can have any odd value from 3 to 99 See Applying a Filter Function for further information about using these functions 37 Applying a Filter Function The Low Pass and Smoothing functions provide filtering that can be applied to a waveform See Selecting a Filter Function for further information about choosing a filter function To apply the Low Pass filter function to a waveform 1 Select the desired waveform edit window to be the active window click on the desired window You need not select the waveform The Low Pass filter function always applies to the entire waveform whether or not the waveform or a portion of it has been selected 2 From the Math menu click on Filter and then click on Low Pass 3 The Low Pass Filter dialog box prompts you to enter a Cut Off value The value that you enter is multiplied by the window frequency of the function generator to get the cut off frequency 4 Click on OK to apply the filter to the waveform To apply the Smoothing function to a waveform or a
68. veform contains 8000 points the rotation would be around point 4000 Select the waveform or segment to modify and then select Mirror from the Math menu Resize Math Menu Compresses or expands the selected waveform or segment horizontally or vertically Select the waveform or segment to modify and then select Resize from the Math menu The Resize Dialog Box appears displaying the current X Points and Y Amplitude values for the selected waveform or segment The size of the waveform or segment can be changed horizontally by changing the Number of Points value for X Points You can enter a value in the range 8 to 15 999 points Or it can be changed vertically by changing the Percent of Original Data for the Y Amplitude Click on OK to complete the resizing Expand To Fit Math Menu This feature can be toggled on or off as indicated by a checkmark When Expand To Fit is checked the entire waveform expands to fit the waveform edit window on the horizontal axis As you insert waveform segments the window width is set to match the waveform so that the waveform always exactly fills the window If you turn Expand To Fit off the waveform window reverts to its default width Note Expand To Fit has no effect on the amplitude vertical axis of a waveform The waveform does not need to be selected to perform the expansion The entire waveform expands not a selected segment 69 Communications Menu Connection Communications Menu Estab
69. veform segments 15 16 54 Introduction to the User Interface 6 Invert Math Menu 67 inverting waveforms 67 L Legal Notice Page 9 Line Draw Edit Menu 58 Load Agilent 33250 Setup File Menu 51 loading a setup 51 Low Pass Math Menu 65 Low Pass Filter Dialog Box 73 M Marker Edit Menu 59 markers 22 23 24 59 60 math 64 65 66 67 68 81 82 dialog 81 waveform 25 26 27 28 29 30 31 64 81 82 Mirror Math Menu 67 Multiplication Math Menu 64 Multiplying by a Standard Waveform 26 N New File Menu 50 Noise Edit Menu 57 noise segment 57 O Open File Menu 50 P Paste Edit Menu 53 Pin Markers Edit Menu 60 Print File Menu 52 Print Dialog Box 74 Print Preview File Menu 52 printing 13 52 Printing Help 13 Properties File Menu 52 Properties Dialog Box 75 R Raised Cosine Math Menu 67 raised cosine function 67 Redo Edit Menu 53 Resize Math Menu 68 Resize Dialog Box 76 S Save 50 51 files 50 51 setup 51 Save File Menu 50 Save Agilent 33250 Setup File Menu 51 Save All File Menu 51 Save As File Menu 51 Saw Tooth Edit Menu 55 saw tooth segment 55 Scope Waveform Setup Dialog Box 77 segment 56 57 63 DC 57 exponential 56 marks 63 noise 57 parameters 78 79 saw tooth 55 sinc pulse 56 sine wave 54 square wave 55 triangl
70. wave to get a resulting waveform similar to the following one jo 1600 3200 4800 6400 8000 9600 11200 12800 14400 On the other hand you could multiply 100 cycles of one sine wave by a single sine wave cycle to get a modulated waveform like the following one jo 1600 3200 4800 6400 8000 9600 11200 12800 14400 The Waveform Math Dialog Box allows you to perform a math operation on two waveforms The first waveform is the waveform or portion of a waveform that you have selected in the active waveform edit window The second waveform is either a standard waveform or a waveform that has been copied to the clipboard The procedure is slightly different for each of these cases e See Multiplying by a Standard Waveform for an example using a standard waveform e See Adding a Waveform from the Clipboard for an example using the clipboard 26 Multiplying by a Standard Waveform The Waveform Math dialog box allows you to add subtract or multiply the waveform in the active edit window by a standard waveform segment Let s look at an example in which we multiply an existing waveform by a sine wave segment For our example assume that a 100 cycle sine wave segment consisting of 8000 points has been created in the active edit window The waveform would appear as shown below jo 1600 3200 4800 6400 s000 9600 1120012800 14400 If you want to actually perform the example start by creating a waveform

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