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ds-cp25 manual

1. encoders and the current shown value of the selected option is AUTOMATICALLY loaded during the encoders use and stored as the current value once leaving the page RMS Compressors LCOMP RCOMP Block Scheme The DS CP25 processing core is based on 3 powerful RMS compressors on each channel that can be applied to 3 sub bands definable by the user The DS CP25 is very flexible allowing you to set the compression process as a 3 band 2 band or Mono band On its input path after the AGC and EQ and before the final Peak Limiter the DS CP25 makes available to the user a powerful up to 3 band RMS Compressor which is editable independently on each one of its 3 RMS Sub Compressors if set as the 3 bands mode or 2 of them if set as the 2 bands mode or just one when in Mono band mode In addition to a control for setting the Compressor Mode 2 3 or Mono band there is a control for setting the crossover frequencies In the following block scheme showing the DS CP25 overall structure the RMS Compressor section is represented by the purple block S PDIF Left Right CH1 2 Input 25 The DS CP25 multi band compressor can operate as 3 bands 2 bands or Mono band compressor unit Because of that within the Compressors Menu there are up to 3 common control pages allowing the user to set the number of bands for the compressor and independently from this selection to set the X Over frequencies for the definition of the 3 or 2 ban
2. 19 Before proceeding to illustrating the editing and setting of the AGC parameters it is good to remember how an AGC Automatic Gain Controller works Refer to the following picture AGC Automatic Gain Controller Way of working main concepts Max Amp In AMP Signal Amplitude compression angle is lt 45 and the Compression Area dimension of the added deta wis When Out is compressed then the depending from the compression amount Cmp Thr When in the Signal 3 Amplitude Hold area the current td between the original Signal Amplitude signal amplitude and the When In the Signal old ba expand ed compressed Amplitude Hold area one is maintained the Out n Ratio is constant and the compression angle qoes back to be 45 Thr Hold WhenO ut is expanded then the compression angle is 45 and the Signal Amplitude dimension of the added delta pis Expansion Area depending from the expansion amount aT When then the Original Signal Amplitude compression angle is 45 Area Amp Zero Out AMP The AGC is an Expansion Compression process applied with slow Attack and Release times to the INPUT signal of a Unit in order to maintain the average amplitude of the OUTPUT signal at a defined level independently from the average amplitude of the input sources For this purpose the AGC has to be able to expand the input signal where the average of the related output signal is be
3. MUTE LED is OFF then the related Input Channel is UN MUTED A momentary push of the EQ Edit Mute buttons enters the Editing Mode for the DS CP25 s Input Channels Eq Section see later for the Input Channel Editing details The blue EDIT LED will now be ON When the Lim Comp Edit Bypass buttons are pushed and held for more than two seconds the related Compressor s Output is either muted or unmuted The red LED will illuminate when the selected Compressor s Output is MUTED When the MUTE LED is OFF then the related Compressor s Output Channel is UN MUTED momentary push of the Lim Comp Edit Bypass buttons enters the Editing Menu for the related Compressor see later for the Output Channel Editing details The blue EDIT LED will now be ON e DS CP25 Menu and Sub Menu Structures As stated above the start up default screen is the currently running preset or if the device is new the flat Preset 01 preset Iti Band Compres Preset 01 From this point sub menus are accessed using the UTILITY EQ Edit Mute Lim Comp Edit Bypass ENTER and ESC buttons and all parameters and values are navigated by the NAV PM1 and encoders MENU LCOMP RCOMP RMS Compressors Editing Access by pushing the Lim Comp Edit Bypass buttons This Menu is related to the editing of the RMS compressors parameters and to the selection of the number of bands for the
4. The Lim Comp Edit Bypass buttons have also the AGC BYPASS function If pressed for more than 3 seconds the AGC of the related Channel will be BYPASSED and the LED will turn RED To ACTIVATE the AGC again from the BYPASSED condition press the Lim Comp Edit Bypass button again for more than 3 seconds Note All parameter editing can be done using the NAV PM1 PM2 encoders and the current shown value of the selected option is AUTOMATICALLY loaded during the encoders use and stored as the current value once leaving the page AGC and LIM LOUT ROUT location Block Scheme The DS CP25 on its input path before the EQ Comp and Lim section make available to the user a powerful AGC with RMS Peak detection and a Peak Limiter before the final Output In addition a Delay is also available as well as Gain and Polarity controls In the following block scheme showing the DS CP25 overall structure the AGC and Lim are represented by the purple and pink blocks S PDIF Left Right CH1 2 Input Gain page from this screen it is possible to set the Output Channels Level from 12dB to 6dB Press ENTER an arrow will appear on the left of the screen gt then use the encoder The value set on this screen will only affect the input level of the selectable Channel The following is an example screen for the Gain page where the Gain of the Output Channel 1 Left is set to 0 0dB
5. encoder you can choose between the two possible interfaces USB or RS485 for the DS CP25 Pressing ENTER on a selected source will make an Asterisk appear to the right of the description on the LCD as in the following example which shows the selected interface as USB nterface Setu Source USB Security Sub menu this sub menu allows the User to set the parameters shown lock the DS CP25 and set a Password therefore limiting the unit s functions and controls to those who have access to the appropriate Password Press ENTER and then use the NAV PM1 to scroll between options Unit Lock this sub menu allows the user to set a PASSWORD for the device to limit access to the parameters editing Press ENTER to access the Enter Password page 12 Using the encoder to choose a character and the NAV PM1 encoder to move between available locations you can enter a 6 Character Password Name The current position of the cursor for the characters to be entered is shown by a blinking underscore During this editing phase the display is as follows if we were using DSCP25 as the password If decided not to proceed further press ESC and the Unit Lock sub menu and jump to the following page Screen If the password entered in the Confirm Password page matches the one entered in the Enter Password page the following screen will appear The Password is now configured a
6. at the next step of the PM2 counter clockwise rotation the selection of the Shelving filters will be entered 16 Still rotating the PM2 counter clockwise the Shelving filters and their order will be selectable in the following sequence 1 1st Order Low Shelving 6LoSh on the screen 2 2nd Order Low Shelving 12LoSh on the screen 3 1st Order High Shelving 6HiSh on the screen 4 2nd Order High Shelving 12HiSh on the screen Once the desired Shelving filter is selected the PM3 can then be used to select the desired GAIN and when the GAIN is set at a value different from 0 0dB then the filter type cannot be changed until this GAIN is returned to 0 0dB Peaking Filter As an example if we want to set a Peaking filter within EQ 1 then the BW has to be set at a desired value of say 1 00 using the PM2 encoder the GAIN at say 3dB using the PM3 Encoder and the center Frequency at say 1 00KHz with the NAV PM1 encoder The EQ sub menu screen will show the following Once in the Peaking Filter s edit screen all the filter s parameters can be modified using the NAV PM1 PM2 and PM3 encoders for editing the Filter s Center Frequency Bandwidth BW and Gain The Center Frequency of the Parametric Filter can be edited using the NAV PM1 encoder the BW the PM2 encoder and the Gain the PM3 encoder Center Frequency the selectable frequencies range is from 20Hz to 20kHz in s
7. 39 9 5 33 8 4 35 9 9 d e Dive Thveshold Knee Release Allack Volume 191 Bul Ol sec des 1 35 Select the Limiter Block to access the Limiter page 4c vaco 36 Select the AGC Block to access the AGC page 0000000000000 Mery nen n m re m ene EL OTHE DHT RRIE IE E Cro Th sec dBu 190 Bu You can copy parameters between channels by selecting the copy channel block and then selecting the source parameters and the destination Elei 5 Channel Channel ad EE T Phase H Volume Limiter 8 AGC 5 Delay Compressor W HpLp Fiter EG Filter Phase Volume v Limiter nui 3 TITEL f i Copy 37 Specifications DS CP25 Technical Specifications g A OUT sags IN S PDIF RIGHT OUT LEFT OUT RIGHT IN LEFT IN 9 The DS CP25 Digital Speaker Processor is based on a powerful analog and digital DSP platforms having the following specifications Analog Input Signal ChA ChB Bal Female XLR Maximum Input Level 20dBu Analog Output Signal Ch1 Ch2 Bal Male XLR Maximum Output Level 20dBu Digital Processing D
8. Click on Connect RS485 Connection with one device C with several devices Exit Connect 32 The software will look for active devices and show them in a list 10 10 Device Demo 10 11 Device Demo 10 12 Device Demo 10 13 Device Demo 1D 14 Device Demo 10 15 Device Demo 10 16 Device Demo 10 24 Device Demo 10 25 Device Demo 10 25 Device Demo 10 27 Device Demo 10 29 Device Demo 10 29 Device Demo 10 30 Device Demo 10 31 Device Demo 10 32 Dewee Demo To edit Double click on the desired device in the ID list The Main Page will load The device will also be locked out from front panel control at this point You may choose to Load Preset from Save Preset to PC Store Preset to Device Read Preset from Device From the main page you can choose the section you want to adjust by clicking on the associated block Once you have accessed the block you can adjust parameters by either using the sliders arrows or typing the values in directly Select the volume block to access the gain and polarity of the inputs iioii eee artttrim nr eee eee ee rhet rtr Select the PEQ or crossover block to access the filters Frequency Hz 20000 Skee Left Bd Law Frea Biel 7125 600 OV Band G 14263 Band INPUT INPUT INPUT 30 9 39 3 9 E 9 9 9
9. apparatus including amplifiers that produce heat 9 DO NOT defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third grounding prong The wider blade or the third prong are provided for your safety If the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet PROTECT the power cord from being walked on or pinched particularly at plugs convenience receptacles and the point where they exit from the apparatus 11 ONLY USE attachments accessories specified by the manufacturer EO OVE 5e 10 13 14 15 16 17 USE only with a cart stand tripod bracket or table Specified by the manufacturer or sold with the Apparatus When a cart is used use caution when moving the cart apparatus combination to avoid Z injury from tip over UNPLUG this apparatus during lightning storms or when unused for long periods of time REFER all servicing to qualified service personnel Servicing is required when the apparatus has been damaged in any way such as power supply cord or plug is dam Aged liquid has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped DO NOT expose the apparatus to dripping and splashing DO NOT put objects filled with liqu
10. encoders for editing the Filter s Low Cut Frequency and the Filter s Type and Order The Low Cut Frequency of the High Pass Filter can be edited using the encoder and the Filter s Type and Order can be edited by using the PM3 encoder Low Cut Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1 12 of an Octave and can be adjusted by rotating the PM2 encoder High Pass Type and Order allows you to select the EQ s High Pass Filter Shape and Order The available shapes and orders for the High Pass Filter that are accessible by rotating the PM3 encoder are listed below No Cut Off High Pass Filter Bypassed Butwrth 6dB Butterworth Filter 6dB Oct Slope Butwrth 12dB Butterworth Filter 12dB Oct Slope Lnk Ril 12dB Linkwitz Riley Filter 12dB Oct Slope Bessel 12dB Bessel Filter 12dB Oct Slope Butwrth 18dB Butterworth Filter 18dB Oct Slope Butwrth 24dB Butterworth Filter 24dB Oct Slope Lnk Ril 24dB Linkwitz Riley Filter 24dB Oct Slope Bessel 24dB Bessel Filter 24dB Oct Slope Note1 Once the desired options have been selected using the 2 encoders they are automatically saved as current and stored in the DS CP25 system status once leaving the page Note2 To exit this page push the ESC button LPF sub menu from this sub menu it is possible to set the Input Channels Low Pass Filter LPF following the bank of 5 Peaking Shelving filters The fol
11. pushing the UTILITY button and the Sub Menus pages can be selected by rotating clockwise and counter clockwise the NAV PM1 encoder Upon selecting the sub menu page using the ENTER button the sub menus can be accessed again scrollable using the NAV PM1 encoder and accessible for parameter editing by again pushing the enter button Through the ESC button it is possible at any time to go back to the action and page preceding the ENTER button use Once inside the Sub Menus pages the several options can be scrolled through using the or encoders and selected confirmed pushing the ENTER button Note In every Sub Menu the option currently selected running will have an Asterisk showing to the right of the description on the LCD screen Options that are not selected running will be not be displayed with Asterisk Pushing the ENTER button on an unselected option will mean an asterisk will then appear and this option will now take over as the currently selected running option System Utilities Sub menu this sub menu allows to access several operations related to the DS CP25 Start Up and General Configuration From the System Utilities Sub menu pushing ENTER and then using the NAV PM1 encoder for scrolling will give access to the following pages Power On Procedure this gives you the ability to select the option that will apply when the DS CP25 powers up after bei
12. shown by a blinking underscore The following is an example of a screen while entering the preset name Light Comp 3b in location 10 To store the Preset Name press the ENTER button again The above action will take you to the Enter to Save page showing the selected location for the preset and the final edited name Pressing ENTER again will store the preset in the selected location with the chosen name and the following transitory screen will appear on the LCD Where Preset 01 is the one running before storing the new one To make the new one the current preset you need to load it with the Recall a Program procedure If during the Preset Storing process you want to overwrite an existing memory location select this location in the Save a Program page then ENTER and you will be asked if you want to overwrite this preset with the following ENTER to Overwrite screen displaying the currently stored preset and location If you wish to proceed press ENTER again and the DS CP25 will go ahead with the Edit Name Preset page and the subsequent overwrite on completion of the previously described storing process Note At any time it is possible to quit the storing action by pressing the ESC button Delete a Program this page allows you to delete a preset already stored in the DS CP25 Memory By pressing the ENTER button and rotating the PM3 encoder it is possible to scroll through t
13. will be a powerful MONO BAND compressor The only accessible Editing Menu for setting the RMS compressor parameters will be the one accessed by the buttons Lim Comp Edit Bypass buttons at the bottom of the LCOMP RCOMP LED bars located at the most far left position from the LCOMP RCOMP labels The following is an example screen for the Band Mode page where the Band Mode is set as 3 26 CrossOver 1 page when the DS CP25 is set in Mono Mode 1 band this page is not available and the RMS single compressor will act on the overall input band When the DS CP25 is set as 2 band compressor then from this page it is possible to set the Cross Over frequency separating the 2 bands dividing the full one On each of the 2 bands below and above the selected frequency 2 independent RMS compressors will act When the DS CP25 is set as 3 band compressor then from this page it is possible to set the Cross Over frequency separating the 2 lower bands of the 3 dividing the full one On each of the 3 bands 3 independent RMS compressors will act To set the band 1 Low and the band 2 High Cross Over Frequency press ENTER An arrow will appear on the left of the screen gt then use the PM2 encoder to set the desired number of bands The range of the selectable frequencies is from 20Hz up to 20kHz by steps of 1 12th of octave Care must be taken by the user that when selecting the 3 band mode the Cross
14. 100ms to 200ms The Limiter s Attack Time can be adjusted by rotating the NAV PM1 encoder Release Time R the selectable range of the Peak Limiter s Release Time is from 0 1s to 3s in steps of 0 1s and can be adjusted by rotating the PM2 encoder Limiter Active Threshold the selectable range of the Peak Limiter s Threshold is from 20dB Limiter not active to 10 0dB in steps of 0 2dB and can be adjusted by rotating the PM3 encoder Note The Peak limiter Threshold is defined in Vp due to the fact that with both Sinusoid and Squared wave testing signals the DS CP25 Peak Limited output Vp Peak Peak Level is the same and matching the selected one Note1 Once the desired options have been selected using the 3 encoders they are automatically saved as current and stored in the DS CP25 system status once leaving the page Note2 to exit this page push the ESC button It s useful to note that the Limiter implemented on the DS CP25 before the final output is a PEAK LIMITER This kind of Limiter acts upon the Signal Peak detection and therefore the limitation is on the Output Peak value PEAK LIMITER Way of working main concepts Max Amp When Out is limited then the compression angle is 0 The Peak limiter is applying its action on Signal Amplitude the base of the evaluation of the Peak Limitation Area value of the signal entering the limiting process Lim Thi When In Out then the Original
15. Compression Time is set to 0 5s AGC Exp Thr Page from this screen it is possible to set the AGC Expansion Threshold from 50dBu up to OdBu Press ENTER an arrow will appear on the left of the screen gt then use the encoder The following is an example screen for the AGC Exp Thr page where the Expansion Threshold is set to 50dBu 21 AGC Cmp Thr page from this screen it is possible to set the AGC Compression Threshold from 10dBu up to 20dBu Press an arrow will appear on the left of the screen gt then use the encoder The following is an example screen for the AGC Cmp Thr page where the Compression Threshold is set to 3dBu AGC Thr Hold page from this screen it is possible to set the AGC Threshold of the AGC Signal Hold area from 30dBu up to 20dBu Press an arrow will appear on the left of the screen gt then use the PM3 encoder The following is an example screen for the AGC Thr Hold page where the Threshold of the Signal Hold area is set to 40dBu AGC Exp Ratio page from this screen it is possible to set the AGC Expansion Ratio from 1 up to 2 Press ENTER an arrow will appear on the left of the screen gt then use the encoder When the Expansion Ratio is set to 1 actually there is no possibility to expand the signal meaning that the signal amplitude can be multi
16. DS CP25 USER S MANUAL DSPOT DIGITAL SIGNAL PROCESSOR GALAXY AUDIO MAKERS OF THE ORIGINAL HOT SPOT PERSONAL MONITOR eer ee eee erent etter 1 Sale ty uuu een E eee eee 2 PUN TTC poH Ec pM 3 Getting Started with Front Panel 4 31 Using the PC Inte ffa eeeeeeee 32 37 SIBI 38 Introduction Thank you for choosing a Galaxy DSPOT Digital Signal Processor You have joined hundreds of thousands of other satisfied Galaxy customers Since 1977 Galaxy Audio s professional experience in design and manufacturing ensure our products quality performance and reliability For the most up to date manual and information visit www galaxyaudio com This symbol indicates that dangerous voltage Constituting a risk of electric shock is present within this unit Safety Instructions This symbol indicates that there are important Operating and maintenance instructions in the Literature Accompanying This Unit IMPORTANT SAFETY INSTRUCTIONS READ these instructions KEEP these instructions HEED all warnings FOLLOW all instructions DO NOT use this apparatus near water CLEAN ONLY with dry cloth DO NOT block any ventilation openings Install in accordance with the manu facturer s instructions DO NOT install near any heat sources such as radiators heat registers stoves or other
17. DS CP25 compressor to work with The DS CP25 can work as Monoband 2 or 3 bands stereo compressor If the DS CP25 has been set as Monoband compressor no choice is allowed for the X Over frequencies used for the band division in Multi band mode and ONLY the FIRST of the 3 available compressor is editable If the DS CP25 has been set as 2 bands compressor the user can set the X Over frequency used for the 2 bands creation and ONLY the FIRST and SECOND of the 3 available compressors are editable If the DS CP25 has been set as 3 bands compressor the user can set the X Over frequencies used for the 3 bands creation and ALL the 3 available compressors are independently editable The selection of the Compressor type and the eventual X Over frequencies can be done from any one of the compressors editable pages and it is linked to the other 2 compressors editing pages So if selected the number of bands in the editing environment of the Compressor 1 the choice will be replicated on the editing environments of the Compressors 2 and 3 So if the Monoband Compressor is selected from the editing environment of the Compressor 3 the environment will be no longer accessible in the all compressor s parameters and to edit the Monoband compressor will be necessary to access the editing environment pages of the Compressor 1 Menu UTILITY access by pushing the UTILITY button From the Default Screen it is possible to access the UTILITY menu by
18. MUTE condition press the EQ Edit Mute button again for more than 3 seconds Note All parameter editing can be done using the NAV PM1 PM2 and encoders The current shown value of the selected option is AUTOMATICALLY loaded during the encoders use and stored as the current value Once leaving the page is AUTOMATICALLY loaded during the encoders use and stored as current value upon leaving the page Note1 Once the desired options have been selected using the 3 encoders they are automatically saved as current and stored in the DS CP25 system status once leaving the page Note2 To exit this page push the ESC button Input LIN RIN Channel EQ Block Scheme The DS CP25 in its input path before the RMS Compressors section make available to the user a powerful 5 Band parametric Equalizer with each one of the 5 Filters selectable as Peaking or Shelving In addition Hp and Lp filters up to 24dB Oct slope are available In the following block scheme which shows the DS CP25 overall structure the EQ is represented by the purple block S PDIF Left Right CH1 2 Input 14 HPF sub menu from this sub menu it is possible to set the Input Channels High Pass Filter HPF preceding the bank of 5 Peaking Shelving filters The following is an example of a HPF sub menu screen with the filter set at 24dB Linkwitz Riley on Channel A Left The filter s parameters can be modified by use the PM2 and PM3
19. Over 1 selected frequency does not overlap the one selected on the CrossOver 2 editing page The following is an example screen for the CrossOver 1 page where the Cross Over frequency is set to 250Hz CrossOver 2 page when the DS CP25 is set in Mono Mode 1 band or in 2 band Mode this page is not available and the RMS single compressor 1 band mode selection or the 2 RMS compressors 2 band mode selection will act on the overall or on the 2 selected input bands When the DS CP25 is set as 3 band compressor then from this page it is possible to set the Cross Over frequency separating the 2 higher bands of the 3 dividing the full one On each of the 3 bands 3 independent RMS compressors will act To set the band 2 Mid and the band 3 High Cross Over Frequency press ENTER An arrow will appear on the left of the screen gt then use the encoder to set the desired number of bands The range of the selectable frequencies is going from 20Hz up to 20kHz by steps of 1 12th of octave Care must be taken by the user that when selecting the 3 band mode the CrossOver 2 selected frequency does not overlap the one selected on the CrossOver 1 editing page The following is an example screen for the CrossOver 2 page where the Cross Over frequency is set to 2500Hz 21 When set with the above controls the Compressor s number of bands and eventually the X Over frequencies each co
20. SP SAM3716 24bits data x 96 bits coeff A D Converters AKM5392 24bits D A Converters AKM4396 24bits Sampling Frequency 48kHz S PDIF Stereo Digital Input 32kHz 44 1kHz and 48kHz Sources Accepted S N 110dBA THD N 0 005 Frequency Response Bypass 20Hz 20kHz 1dB Power Supply Switching Power Supply Remote Control USB RS485 Dimensions 9 25 x 19 x 1 75 234 95mm x 482 60mm x 44 45mm Weight 6 3 2 86kgs 38 gt GALAXY AUDIO MAKERS OF THE ORIGINAL HOT SPOT PERSONAL MONITOR THREE YEAR LIMITED WARRANTY WARRANTY Information can be viewed online at http www galaxyaudio com warranty php www galaxyaudio com warranty php DSPOT DIGITAL SIGNAL PROCESSOR DS CPe5 Specifications in this manual are subject to change without notice For the most up to date manual and information visit www galaxyaudio com 1 800 369 7768 www galaxyaudio com Copyright Galaxy Audio 2014 V02062014 Printed in China
21. Signal Amplitude limiting angle is 45 Area Amp Zero Out AMP This kind of Limiter as illustrated by the picture here above is useful for the amplifier s and Loudspeakers protection 24 Menu RMS Compressors Editing Access by pushing the Lim Comp Edit Bypass buttons From the Default Screen it is possible to access the RMS Compressors menu by pressing the Lim Comp Edit Bypass buttons at the bottom of the 3XLCOMP or 3XRCOMP LED bars Once pressed the related blue EDIT LED will turn ON The Sub Menus pages can now be scrolled through by rotating clockwise and counter clockwise the NAV PM1 encoder For parameter editing it is necessary to press ENTER and an arrow will appear on the left of the screen gt Use the and encoders for selecting and setting the parameter values On some parameters that have three independent values you will also need to use the NAV PM1 encoder for example for the filter s parameter setting The Lim Comp Edit Bypass buttons also have the RMS COMPRESSOR BYPASS function If pressed for more than 3 seconds the RMS COMPRESSOR of the related Channel will be BYPASSED and the LED will turn RED To ACTIVATE the RMS COMPRESSOR again from the BYPASSED condition press the Lim Comp Edit Bypass button again for more than 3 seconds Note All parameter editing can be done using the NAV PM1 and
22. ds The setting of any one of these common controls is replicated on each editing Menu of each of the active bands independently from where within what band s editing Menu the controls have been set When the DS CP25 is set as 3 bands compressor each single band compressor can be accessed for an independent editing session by just entering each one of the 3 compressors editing pages by pressing the Lim Comp Edit Bypass button set at the bottom of the first second and third LED row at the left side of the LCOMP RCOMP labels If the DS CP25 is set for number of bands less than 3 then accordingly with the bands number only the first or second button will allow the access to the single or to the 2 bands Band Mode Page from this page it is possible to set the DS CP25 in terms of sub bands process by an independent RMS compressor To set the Band Mode press ENTER An arrow will appear on the left of the screen gt then use the encoder to set the desired number of Bands If selecting 3 the DS CP25 will work as 3 band stereo compressor and all three bands will be processed by an independent RMS compressor which parameters can be edited by 3 different menus accessed through the Lim Comp Edit Bypass buttons at the bottom of the LCOMP RCOMP LED bars If selecting 2 the number of bands will be 2 and the editing menu closer to the LCOMP RCOMP labels will be not accessible If selecting 1 the DS CP25
23. ed by pushing the ENTER button The following screen that shows the selected delay measurement is Time milliseconds Input Routing the DS CP25 Processor is equipped with 2 Analog Inputs Balanced Female XLR and a stereo S PDIF Digital Input RCA connector The Routing Options page allows you to select the desired Input type By pressing ENTER on Input Routing and then rotating the or encoder it is possible to select the Main Inputs for the DS CP25 allowing the User to choose between Analog or S PDIF Digital The selection can be confirmed by pressing the ENTER button The following screen shows that the Analog Input has been selected tware Versior Program Utilities Sub menu this sub menu allows you to access several options related to the DS CP25 operating mode and to manage the presets stored and recall able within the Unit By pressing the ENTER button and then using the NAV PM1 encoder the following pages can be accessed Recall a Program this page allows the Loading of a preset program You can store up to 20 Presets in the DS CP25 memory By pressing ENTER and rotating the PM3 encoder it is possible to scroll through all current available user presets If NO USER PRESETS are stored yet the screen will show the following Stored Prograt If presets have previously been stored by the user any one of them can be recalled By using the enc
24. es range is from 20Hz to 20kHz in steps of 1 12 of an Octave and can be adjusted by rotating the NAV PM1 encoder High Shelving Order the selectable High Shelving Filter s range can be selected between the 1st Lo 1st and the 2nd Lo 2nd one Gain the selectable range of the Gain is from 15dB to 15dB in steps of 0 5dB and can be adjusted by rotating the PM3 encoder Note1 Once the desired options have been selected using the 3 encoders they are automatically saved as current and stored in the DS CP25 system status once leaving the page Note2 To exit this page push the ESC button 18 Menu AGC and Output Limiter Editing access by pushing Lim Comp Edit Bypass buttons From the Default Screen it is possible to access the AGC and Output Limiter menu by pressing the Lim Comp Edit Bypass buttons at the bottom of the LOUT or ROUT LED bars Once pressed the related blue EDIT LED will turn ON The Sub Menus pages can now be scrolled through by rotating clockwise and counter clockwise the NAV PM1 encoder For parameter editing it is necessary to press ENTER and an arrow will appear on the left of the screen gt Then use the encoders for selecting and setting the Parameter values On some parameters that have three independent values you will also need to use the NAV PM1 encoder for example for the filter s parameter setting
25. he previously saved presets and the available empty locations identified by Empty Memory If no user presets are stored the Delete a Program screen will show empty memory locations for all 1 20 presets as shown in the example below for location 10 By using the encoder it is possible to select a preset to be deleted Pressing the ENTER button on a selected preset will bring up the Enter for Delete page showing the selected preset For example if we want to delete the preset 10 Light Comp 3b the screen will be the following NTER for Del Confirming the deletion by pressing ENTER again will force the DS CP25 to erase the selected preset and the following transitory screen will appear Once the preset is deleted the above screen will disappear returning to the following screen Iti Band Compre Preset 01 Where Preset 01 is the currently running Preset Note At any time it is possible to quit the deleting action by pressing the ESC button Interface Utilities Sub menu this sub menu allows you to define the remote control interface USB or RS485 to be used for controlling the DS CP25 erface Utilitie 11 From Interface Utilities press ENTER to access the Interface Setup Interface Setup this screen allows you to choose the remote control protocol for the DS CP25 RFACE UTILI terface Seti By pressing ENTER and then using the PM2
26. he page Note2 To exit this page push the ESC button EQ x sub menu from this sub menu it is possible to set the Input Channels 5 available Peaking or Shelving Filters The DS CP25 allows the user to select either Peaking or Shelving Parameters and assign them independently using the 5 available filters In order to select the filter s type it is necessary to have the filter s GAIN 0 0dB then using the PM2 encoder rotate it clockwise in order to decide the Peaking filter s Bandwidth or counter clockwise to select the Shelving filter type Low or High and its order 1st or 2nd So in order to define the filter type for the filter number 1 x 1 itis necessary from the above screen to enter the filter s editing page pressing the ENTER button and the screen has to appear as follows In this case the filter s GAIN 0 0dB and being BW 1 05 the current filter selected is a Peaking type Now rotating the PM2 encoder clockwise the parameter BW will range from 0 05 up to 3 for identifying a bandwidth value for a Peaking filter If a Peaking filter is selected then the Gain can be modified from 0 0dB and the BW will range between 0 05 and 3 If the user wants to select a Shelving filter from the above setting with the GAIN 0 0dB if the GAIN is not 0 0dB it is necessary to set it at 0 0dB using the encoder rotate the PM2 counter clockwise Once BW reaches the 0 05 value
27. ids such as vases on the apparatus Remove the batteries from the receiver if the system will not be used for a long period of time This will avoid any damage resulting from a defective leaking battery DO NOT throw used batteries into a fire Be sure to dispose of or recycle used batteries in accordance with local waste disposal laws Described below are the functions of the front panel control buttons and encoders for the DS CP25 1 LCD Display 2 Navigation Parameter Key 3 Parameter 2 Key 4 Enter Key 5 Escape Key 6 Utility Key 7 Parameter 3 Key 8 Left Input EQ Edit Mute Key 9 Right Input EQ Edit Mute Key 10 Left Output LIM COMP Edit Bypass Key 11 Right Output LIM COMP Edit Bypass Key 12 Left Single Band Comp Edit Bypass Key 13 Left 2 Band Comp Edit Bypass Key 14 Left 3 Band Comp Edit Bypass Key 15 Right Single Band Comp Edit Bypass Key 16 Right 2 Band Comp Edit Bypass Key 17 Right 3 Band Comp Edit Bypass Key 18 USB Port Getting Started Getting Started As soon as the DS CP25 is turned ON the device model name will appear in the LCD screen The DS CP25 has the possibility to store recall up to 20 presets After the initialization the DS CP25 will show current preset if any available Otherwise if no presets available it will start showing Preset 01 Also the DS CP25 can work as a 2 or 3 multi band compressor or as M
28. lectable frequencies range is from 20Hz to 20kHz in steps of 1 12 of an Octave and can be adjusted by rotating the NAV PM1 encoder Low Shelving Order the selectable Low Shelving Filter s range can be selected between the 1st Lo 1st and the 2nd Lo 2nd one Gain the selectable range of the Gain is from 15dB to 15dB in steps of 0 5dB and can be adjusted by rotating the PM3 encoder High Shelving Filter As an example if we want to set a High Shelving filter within EQ 1 then the PM2 encoder has to be rotated counter clockwise until the desired High Shelving filter say 6HiSh appears on the screen the GAIN at say 3dB using the PM3 encoder and the Low Cut Frequency at say 1000KHz with the NAV PM1 encoder Note Once the desired High Shelving filter is selected the PM3 can then be used to select the desired GAIN and when the GAIN is set at a value different from 0 0dB then the filter type cannot be changed until this GAIN is returned to 0 0dB Once in the High Shelving Filter s edit screen all the filter s parameters can be modified using the NAV PM1 PM2 and encoders for editing the Filter s Low Cut Frequency Filter s Order and Gain The Lo Cut Frequency of the High Shelving Filter can be edited using the NAV PM1 encoder the Filter s Order can be adjusted by the PM2 encoder and the Gain the PM3 encoder Lo Cut Frequency the selectable frequenci
29. low a defined Threshold Exp Thr and to maintain the expanded signal at a constant expansion level when the averaged signal is beyond a defined Threshold Thr Hold The AGC implemented in the DS CP25 acts on the evaluation of an input signal which is an averaged one on a 50ms time frame and represents the RMS Value of the input signal itself making a more Musical sounding AGC action If the output signal of the AGC process will exceed a defined Threshold Cmp Thr becoming too loud a compression process is occurring The speed and the amount of the Expansion can be defined through the Exp Time and Exp Ratio parameters as the speed and the amount of the Compression can be defined through the Time and Cmp Ratio parameters When the Signal coming out from the AGC process Output applied to the AGC input is above the Exp Thr and below the Thr Hold it is expanded up to the max expansion coefficient defined by the Exp Ratio 20 When the Signal coming out of the AGC process Output applied to the AGC input is above the Cmp Thr it is compressed up to the minimum compression coefficient defined by the Cmp Ratio When the AGC output is comprised within the Thr Hold and the Thr Thresholds no further expansion or compression actions will be taken and the expansion compression coefficient will be maintained with its current value Particularly if the averaged AGC output le
30. lowing is an example of a LPF sub menu screen with the filter set at 24dB Linkwitz Riley on Channel AlLett The filter s parameters can be modified by use the and encoders for editing the Filter s High Cut Frequency and the Filter s Type and Order The High Cut Frequency of the Low Pass Filter can be edited using the PM2 encoder and the Filter s Type and Order can be edited by using the PM3 encoder High Cut Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1 24 of an Octave and can be adjusted by rotating the PM2 encoder Low Pass Type and Order this page allows you to select the Eq s Low Pass Filter Shape and Order 19 The available shapes and orders for the Low Pass Filter that are accessible by rotating the PM3 encoder are listed below No Cut Off Low Pass Filter Bypassed Butwrth Butterworth Filter 6dB Oct Slope Butwrth 12dB Butterworth Filter 12dB Oct Slope Lnk Ril 12dB Linkwitz Riley Filter 12dB Oct Slope Bessel 12dB Bessel Filter 12dB Oct Slope Butwrth 18dB Butterworth Filter 18dB Oct Slope Butwrth 24dB Butterworth Filter 24dB Oct Slope Lnk Ril 24dB Linkwitz Riley Filter 24dB Oct Slope Bessel 24dB Bessel Filter 24dB Oct Slope Note1 Once the desired options have been selected using the 2 encoders they are automatically saved as current and stored in the DS CP25 system status once leaving t
31. me in steps of 20 8 microseconds The following is an example screen for the Delay page where the Delay time of Output Channel 1 is set to 160 1872mS Polarity page from this page it is possible to set the Output Channels Polarity by using the PM3 encoder The polarity can be Normal or Inverted The following is an example of a Polarity screen where the Polarity of Output Channel is set to Normal Peak Limiter sub menu from this page it is possible to set the Output Channels Peak Limiter The following is an example screen for the Peak Limiter page where the Attack Time of the Peak Limiter is set at 5ms the Release Time is set at 0 2Sec and the Peak Limiter Active Threshold is set at 15dB Upon pushing ENTER the Peak Limiter s parameters can be modified using the NAV PM1 and encoders for editing the Peak Limiter s Attack Time A Release Time R and Active Threshold Once pushing ENTER the above screen will change as follows The Attack Time A can be edited using the NAV PM1 encoder the Release Time using the PM2 Encoder and the Peak Limiter Active Threshold using the PM3 encoder 23 Attack Time A the selectable range of the Peak Limiter s Attack Time is from 5ms to 200ms in steps of 1ms from 5ms to 20ms then in steps of 5ms from 20ms to 30ms then in steps of 10ms from 30ms to 100ms and then in steps of 20ms from
32. mpressor operating on each single band is an RMS Compressor working as shown by the following picture RMS COMPRESSOR Way of working main concepts In AMP When Out is compressed then the compression angle is 45 and the dimension of the added delta w is depending from the compression amount The RMS cmpressor is applying its action on the base of the evaluation of the RMS value of the signal entering the compression process Signal Amplitude Compression Area When the Compression Knee Is asudden modification of the Signal amplitude the Compression Knee is Hard otherwise Soft When In Out then the Original Signal Amplitude compression angle is 545 Area Amp Zero Out AMP The RMS Compressor is a Compression process applied with fast slow Attack and Release times to the INPUT signal of a Unit in order to maintain the amplitude of the OUTPUT signal at a defined level when input level is exceeding a defined intervention Threshold The Compressors implemented in the DS CP25 are acting on the evaluation of an input signal which is an averaged one on a 50ms time frame and representing actually the RMS value of the input signal itself making a more Musical sounding compression The RMS Compressor maintains constant output energy and not output peak so for different inputs levels independent of their harmonic content maintains constant output RMS level The DS CP25 Compressor al
33. nd held in the device s memory and the DS CP25 will go back to the default screen adding on the lower row at the extreme right of the LCD the icon of a LOCK To Unlock the DS CP25 it is enough to enter again the Unit Lock Menu and provide the proper Password Note Originally the DS CP25 is initialized with a default Password which value is 000000 value that can be at anytime reset with a Factory Reset see Factory Reset procedure 13 Menu Input LIN RIN Input Channel Eq Editing access by pushing the EQ Edit Mute buttons From the Default Screen it is possible to access the Input LIN RIN menu by pushing the EQ Edit Mute buttons at the bottom of the LIN or RIN LED bars Once the button is pressed the related blue EDIT LED will turn ON The Sub Menu pages can now be scrolled through by rotating clockwise and counter clockwise the NAV PM1 encoder For parameter editing it is necessary to press ENTER and an arrow will appear on the left of the screen gt Then use the encoders for selecting and setting the parameter values On some parameters that have three independent values you will also need to use the NAV PM1 encoder eg filter parameter settings The EQ Edit Mute buttons have also the Channel MUTE function If pressed for more than 3 seconds the related Input will be MUTED and the LED will turn RED To UNMUTE the input from the
34. ng switched on STEM UTILI jer On Procec By pressing ENTER and rotating the encoder it is possible to choose between two options Fade In On or Fade In Off The currently running option will be displayed with an Asterisk to the right of the option description To change the option simply ENTER on the option not displaying the Asterisk and that option will become active and an Asterisk will now appear to the right of the option description The following two options are available FADE In Off when the DS CP25 is turned on all Outputs regardless of their status before the Unit was switched off will be MUTED or UNMUTED automatically meaning the DS CP25 will have no active Outputs or active Outputs during the start up process depending on the Outputs previous status FADE In On when the DS CP25 is turned on all Outputs not previously muted before the Unit was switched OFF will be active Meaning the DS CP25 outputs will be controlled by a volume ramp to avoid any sudden sound If the option Fade In is selected the screen will show the following Delay Time Distance this page allows you to select the measurement unit to be used for the Delays Time in milliseconds ms or Distance in meters By pressing ENTER and rotating the or encoder it is possible to select the measurement unit to be used for the delay which will be confirm
35. oder it is possible to scroll through the stored presets Once the desired preset appears the screen select it by pressing the ENTER button and this will force the DS CP25 to begin to load this selected preset and the following transitory screen will appear Once loaded the DS CP25 will exit to the Recall a Program screen automatically and the above screen will disappear Band Compr PRESET 1 Save a Program this page allows you to store a new preset in the DS CP25 s memory Note At any time it is possible to quit the recall action by pressing the ESC button By pressing the ENTER button and rotating the PM3 encoder it is possible to scroll through the previously saved presets and the available empty locations identified by Empty Memory If no user presets are stored the Save a Program screen will show empty memory locations for all 1 20 presets as shown in the example below for location 10 When storing an edited configuration for the DS CP25 select the location for a preset from the 20 available by using the encoder Once the desired location appears on the screen press ENTER again to reach the Edit Name Preset page In this page the User can enter a Preset Name up to 16 Characters by using the PM3 encoder to choose a character and the NAV PM 1 encoder to move between the 16 available locations for the character s positioning The current position of the cursor is
36. of LED meters indicates when turned on that the Peak Limiter is active and limiting the output signal clipping of the output signal with the other LEDs is showing the current output level AFTER ALL PROCESSES ranging from 20dBu Clip up to 15dBu 20dBu 15dBu 10dBu 5dBu OdBu 5dBu 10dBu A Left Channel Compressor Right Channel Compressor Activity LED Meter Bars Activity LED Meter Bars LED Meter Bars for the Compressors Activity these bars of LED meters shows from top to bottom the activity of the RMS Compressors When not active the 20dBu LED will be turned on orange when the activity is present its amount is shown from top to bottom by the LEDs ranging from 20dBu up to 10dBu LIFT switch When the switch is positioned on Ground the Main Power Supply Ground is connected to the Chassis 31 Using the PC Interface Using the DS CP25 Software Load the Software SetupDS CP25V1 0 0 either with the included CD or via the Galaxy Website e Double click on Setup choose the software will load Go to programs and double click on DS CP25V 1 0 0 Connect the SDS CP25 with the USB cable to your computer Turn on the DS CP25 the driver software will load automatically e When the driver has finished loading click once on connect If you want to continue select Yes Choose your connection type Then
37. ono band By default the unit is starting as 3 bands stereo compressor The first time activation will default to the following page and 3 band stereo compress Encoders and ENTER ESC buttons The DS CP25 is equipped with Relative Encoders NAV PM1 and These encoders allow you to navigate the user interface and edit sections of the processor They allow the user to navigate within the screen for the selection of sub menus pages and parameters and to select the values to be assigned during the editing operations The ENTER ESC buttons allow the user to confirm or NOT confirm the operations performed by the encoders UTILITY EQ Edit Mute 2 and Lim Comp Edit Bypass 8 buttons The UTILITY button allows the User to enter the Sub menus and set the general characteristics of the Processor The EQ Edit Mute buttons allow the User to enter the Editing Menus of the DS CP25 s input Channels EQ Section and Outputs Mute and buttons Lim Comp Edit Bypass allow the User to enter the Editing Menus of the DS CP25 s RMS Compressors Output Limiter and Compressors Bypass The EQ Edit Mute buttons as well as the Lim Comp Edit Bypass buttons have double functions dependent on the push and hold time When the EQ Edit Mute buttons are pushed and held for more than two seconds Input Channels LIN or RIN are either muted or unmuted The red LED will illuminate when the Channel is muted When the
38. plied for a coefficient not higher than 1 If the Expansion Ratio is set to 2 the signal can be expanded up to a max amplitude that is twice the original one The following is an example screen for the AGC Exp Ratio page where the Expansion Ratio is set to 2 and the Signal can be expanded up to double of its original amplitude AGC Cmp Ratio page from this screen it is possible to set the AGC Compression Ratio from 1 up to 16 Press ENTER an arrow will appear on the left of the screen gt then use the encoder When the Compression Ratio is set to 1 actually there is no possibility to compress the signal meaning that the signal amplitude can be multiplied for a coefficient not smaller than 1 If the Compression Ratio is set to 2 or more the signal can be expanded up to a min amplitude that is depending from the ratio and can reach 1 16th of the original signal amplitude The following is an example screen for the AGC Cmp Ratio page where the Compression Ratio is set to 4 and the Signal can be compressed up to 1 4th of its original amplitude 22 Delay page from this page it is possible to set the Output Channels Delay Time from 000 0000ms up to 848 9984mS by steps of 1mS or 20 8uS set the Delay time press ENTER an arrow will appear on the left of the screen gt then use the encoder to set the Delay Time in steps of 1mS and the for setting the fine Delay Ti
39. rive the selectable range the RMS Compressor s Drive is from 12dB up to 6dB by steps of 0 5dB OutGain page from this page it is possible to set the Output Level of the RMS Compressor Upon pushing ENTER the RMS Compressor s Knee editing page can be entered and using the encoder the Output Level parameter can be set OutGain the selectable range of the RMS Compressor s Drive is from 12dB up to 6dB by steps of 0 5dB 30 LED Meter Bars The DS CP25 has on its front panel 10 LED meter bars able to show constantly the overall status of the processed signals Logically the LED meter bars can be divided in 2 different blocks 1 LED Meter Bars for the Clip Input level displaying 2 LED Meter Bars for the Limiter Output level displaying 3 LED Meter Bars for the Compressors activity displaying Referring to the following pictures CLIP LIMIT 15dBu CLIP 9dBu 15dBu 3dBu 9dBu OdBu 3dBu 10dBu OdBu LIN 20dBu RIN L OUT 15dBu IR OUT LIM COMP EDITMUTE Q Q EDIT BYPASS Q Q D CU DIS Clip Input LED Meter Bars Limiter Output LED Meter Bars LED Meter Bars for the Clip Input these bars of LED meters indicates when turned on clipping of the input signal with the other LEDs showing the current input level BEFORE ANY PROCESS ranging from 20dBu Clip up to 20dBu LED Meter Bars for the Lim Output these bars
40. s possible to set the Threshold parameters of the RMS Compressor Upon pushing ENTER the RMS Compressor s Threshold editing page can be entered and using the PM3 encoder the Threshold parameter can be set oshold 50ms Threshold the selectable range of the RMS Compressor s Threshold is from 20dBu OFF to 5dBu in steps of 0 2dBu Ratio page from this page it is possible to set the Ratio parameters of the RMS Compressor Upon pushing ENTER the RMS Compressor s Ratio editing page can be entered and using the encoder the Ratio parameter can be set Ratio the selectable range of the RMS Compressor s Ratio is from 1 1 Off up to 32 1 Lim in steps of 0 2 29 Ratio page from this page it is possible to set the Knee type of the RMS Compressor Upon pushing ENTER the RMS Compressor s Knee editing page can be entered and using the encoder the Ratio parameter can be set Hard Soft Knee the selectable range of the RMS Compressor s Knee type is from 0 Hard up to 100 Soft by steps of 1 Drive page from this page it is possible to set the Drive parameter of the RMS Compressor which is useful for modifying the level of the Compressor input signal Upon pushing ENTER the RMS Compressor s Knee editing page can be entered and using the encoder the Ratio parameter can be set A Left 0 0dB D
41. so has available Ratio and a Hard Soft Knee parameters The Ratio parameter controls the compressed output maintaining a constant dB ratio with the input This feature in the DS CP25 uses a precise Look Up Table Log Computation process allowing a precision of 0 1dBu The Hard and Soft knee feature is allowing the user to select between a sudden compression when the input signal is just above the Threshold Hard Knee or a smoother one Soft Knee starting the compression smoothly before the Threshold 28 Attack Time page from this page it is possible to set the Attack Time parameters of the RMS Compressor Upon pushing ENTER the RMS Compressor s Attack Time editing page can be entered and using the PM3 encoder the Attack Time parameter can be set Attack Time the selectable range of the RMS Compressor s Attack Time is from 5ms to 200ms in steps of 1ms from 5ms to 20ms then in steps of 5ms from 20ms to 30ms then in steps of 10ms from 30ms to 100ms and then in steps of 20ms from 100ms to 200ms Release Time page from this page it is possible to set the Release Time parameters of the RMS Compressor Upon pushing ENTER the RMS Compressor s Release Time editing page can be entered and using the PM3 encoder the Release Time parameter can be set Release Time the selectable range of the RMS Compressor s Release Time is from 0 1s to 3s in steps of 0 1s Threshold page from this page it i
42. teps of 1 12 of an Octave and can be adjusted by rotating the NAV PM1 encoder Bandwidth BW the selectable BW range is from 0 05 Octave to 3 Octave in steps of 0 05 Octave and can be adjusted by rotating the PM2 encoder Gain the selectable Gain range is from 15dB to 15dB in steps of 0 5dB and can be adjusted by rotating the PM3 encoder Low Shelving Filter As an example if we want to set a Low Shelving filter within EQ 1 then the PM2 encoder has to be rotated counter clockwise until the desired Low Shelving filter say 6LoSh appears on the screen the GAIN at say 3 0dB using the PM3 encoder and the High Cut Frequency at say 1 00KHz with the NAV PM1 encoder The EQ sub menu screen will show the following Note Once the desired Low Shelving filter is selected the PM3 can then be used to select the desired GAIN and when the GAIN is set at a value different from O OdB then the filter type cannot be changed until this GAIN is returned to 0 0dB 17 Once in the Low Shelving Filter s edit screen all the filter s parameters can be modified using the NAV PM1 and encoders for editing the Filter s High Cut Frequency Filter s Order and Gain The Hi Cut Frequency of the Low Shelving Filter can be edited using the NAV PM1 encoder the Filter s Order can be adjusted by the PM2 encoder and the Gain the PM3 encoder Hi Cut Frequency the se
43. vel is entering the signal hold area coming from the expansion area then the Coefficient computed by the AGC for multiplying the input level in order to get the proper output signal will be higher than one if the Exp Ratio will be set at 1 2 so as the coefficient will be lower than one if the Cm Ratio will be set between 2 1 and 16 1 if the averaged AGC output level is entering the signal hold area coming from the compression area AGC Bypass Page from this screen it is possible to set the AGC On or OFF so to activate it or not without resetting the all parameters Press ENTER an arrow will appear on the left of the screen gt then use the encoder The following is an example screen for the AGC Bypass page where the AGC is set Active AGC Exp Time Page from this screen it is possible to set the AGC Expansion time from 0 057 seconds up to 14 4 seconds Press an arrow will appear on the left of the screen gt then use the PM3 encoder The following is an example screen for the AGC Exp Time page where the Expansion Time is set to 1 5s AGC Cmp Time Page from this screen it is possible to set the AGC Compression time from 0 014 seconds up to 6 seconds Press ENTER an arrow will appear on the left of the screen gt then use the encoder The following is an example screen for the AGC Cmp Time page where the

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