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BLUES30NV - RVR Elettronica SpA Documentation Server

1. This function is tipically used in the United States By factory the amplitude of the frequency shifts is 10 KHz and the time lag of the code repeat is 60 minutes for values different from these parameters please contact R V R Elettronica SpA As regards the Radio code it can be set by the user following the indications described in chapter 5 5 1 1 Some entry of Mix menu active with inserted option allows to enable or disable transmission of the code and to visualize the transmitted code Fone Pur F A Set Mix Ure L amp E Ese Menu 11 The pressure of ENCODER on Mix entry in the selection screen serves in order to access to all the relative submenu FIIL 2 Fok OM Lod Hles4s Exit Menu12 TIC Regulation of the I C address The I C network address is important when the exciter is connected to a company s transmission system that envisages use of this protocol We recommend you do not modify it without a good reason FOK Enable or disable the transmission of the FSK code Cod Visualization of the code normally transmitted Exit The entry allows to the user the prompt exit from current submenu and goes back to the predefined menu Code Modification In every moment the user is able to make changes to the Radio code transmitted in FSK User Manual Rev 1 0 22 05 05 15 28 BLUES30NV RIR 5 5 2 o J 99000090 o0oo0o00o000 16 28 In order to make the operation is necessaryto hav
2. 26 28 Power amplifier The final power stage is enclosed in a totally shielded metal container fixed to the central part of the device The RF signal coming from the main board reached the pilot it come amplified and sent to the final stage which takes care of final amplification up to 30W The amplifier is made in three stages The first is made with one BFG35 the second with three BFG35 in parallel and the last with one BLF245 In addiction to the actual RF amplification this circuit carries out the following functions e Control of the power level in output depending on the setting e Reduction of the power delivered in case of presence of high level reflected power e Measures of the forward and reflected power by means of directional couplers e Measures of the current absorbed by the power amplifier e Measures of the temperature e Low pass filtering of the RF signal in output This board also features an RF sampling of approximately 7dBm at 30W with respect to the output which is available on a BNC connector below the transmitter output connector This sample is is useful for verifying the characteristics of the carrier but not for verifying those of upper harmonics Control board The main function of this board is to check and correct the MOSFET polarization voltage of the RF amplifier section It also provides the measurement of the absorbed current and contains a circuit for signaling power supply unit faults If n
3. 50 us deemphasis demodulated L amp R gt 58 dB compared to 40kKHz peak CCIR weighted with 50 us deemphasis demotulated L amp R 0 5 dB 30 Hz 15 kHz lt 0 05 THD N 30Hz 15kHz lt 0 03 measured with 1 KHz and 1 3 KHz tones 1 1 ratio at 75KHz lt 0 1 typical 0 05 measured with 3 18KHz square wave and 15KHz sinusoidal wave at 75KHz gt 50 dB typical 55 dB gt 40 dB typical 45 dB 30Hz 15kHz 0 5dB 40Hz 100Khz gt 75 dB typical 78 dB compared to 75kHz peak measured in the entire band with 0 us deemphasis with 67KHz tone on SCA input at 7 5KHz deviation gt 78 CB typical 80 dB compared to 75kHz peak measured in the entire band with O us deemphasis with 92KHz tone on SCA input at 7 5KHz deviation BNC female by grounding the central conductor the transmitter is forced in stand by mode DB9 female used for programming of factory parameters DB15 female provides indications on the condition of the machine SLPANTX1U002 PS24185UIBL2 SLMAINTX1U02 FLTPEB7M SLVCOPTX30LS SLCTC30V03 SLO37BI1002 SLPA30WMOS01 User Manual RMR BLUES30NV Components Kit for the Maintenance Front Panel Kit KPANBL30NV01 Final BLUES30NV Kit KPA3SOWMOS02 Kit Ventola SLO37FAN1001 Use Parts Fan VTL109P0424J User Manual Rev 1 0 22 05 05 23 28 BLUES30NV RVR ELETTRONICA 8 Working Principles A schematic view of the modules and connections making up the BLUES30NV with the te
4. The interaction between the user and the exciter control software is performed using the encoder Turn the encoder counterclockwise Turn the encoder clockwise to move to move the cursor downwards to A AA the cursor upwards to increase the decrease the value of a parameter or to choose an element from a list value of a parameter or to choose an element from a list of of possibilities possibilities 6 28 Push the button once to enter in the desired menu twice to modify the selected paramenter The operations that you can perform on the encoder are e rotation moves the cursor shown on the display if you turn the encoder to the left counterclockwise the cursor moves downwards if you turn it right the cursor moves upwards it also permits to increase or diminish the parameters turning the encoder left diminishes the paramete e pushing push the button once when the cursor is on the name of a menu to enter in that menu push it when the corsor is on the name of a parameter to enter in modification mode the cursor starts blinking after the modification of a parameter push the button to save the new value After having modified the value of a parameter the cursor goes on blinking for approximately 15 seconds waiting for confirmation from the user If the user doesn t confirm the new value i e the button is not pressed the parameter has not saved and remains on the selected parameter The first pressure of the E
5. menu With this option the modulation level indicated is multiplied by a factor 10 so the drawn indication of the predefined menu coincides with a deviation value of 7 5 KHz A special menu is present in which the Right and Left channel levels are indicated separately with the relative indicators of the nominal levels for the maximum deviation of 75 kHz The regulations of preemphasis of impedance on L amp R and MPX inputs and of equipment operation modality are operations feasible through the menu Set For more information is advised to consult the chapter 5 4 4 Software The machine is provided with a two line LCD display where a set of menus is shown An overall view of the machine s menus is given in figure 5 1 One of the following symbols may be present on the left side of the display depending on the case User Manual Rev 1 0 22 05 05 7 28 BLUES30NV LAAN 8 28 Cursor The cursor indentifies the selected menu where you can have access Full arrow The parameter highlighted by the arrow can be modified Questo simbolo presente nei men composti da pi di due righe come aiuto nello scorrimento del men ktt Three empty arrows The parameter highlighted by the arrows is in phase of modification Empty Arrow The arrow points out the current line the parameter of which cannot be modified This symbol is present in the menus made up of more than two lines to help scroll the menu When turned
6. on the LCD display shows the predefined screen with the graphic representation of the instantaneous modulation level and indication of the direct power supplied Fici III Fwy SH li Menu 1 The vertical bars under Mod indicate the progress of the modulation in real time the hatched bar signals the maximum nominal modulation level at 75 kHz 100 To change the set power level keep the ENCODER pressed for about 5 seconds until it enters the modification mode The screen that is shown in the modification mode is similar to the following SET IIIN Fwy SH lil Menu 2 The bottom line gives the instantaneous reading of the power 30W in this example whereas the bar indicates the set level to increase the level rotate towards right to reduce it rotate towards left When the desired level is reached press the ENCODER to confirm and exit to the predefined menu Note that the set value is stored anyway so if you pass the time out without pressing a key the power will remain at the last set level The first pressure of the ENCODER when the display is light out or its rotation serves in order to activate the retroillumination The pressure of ENCODER when the display is switched on while you are in the predefined menu serves in order to shown the following selection screen from which you can access to all the other menus Rev 1 0 22 05 05 User Manual BLUES30NV Fone Pur F A Set Mix Ure L amp E Ese Menu
7. or loss until the package reaches R V R premises For this reason we suggest you to insure the goods for the whole value Shipment must be effected C I F PREPAID to the address specified by R V R s service manager on the authorization AUTHORIZATIONAS THEY WILL BE REFUSED n DO NOT RETURN UNITS WITHOUT OUR 4 Be sure to enclose a written technical report where mention all the problems found and a copy of your original invoice establishing the starting date of the warranty Replacement and warranty parts may be ordered from the following address Be sure to include the equipment model and serial number as well as part description and part number R V R Elettronica SpA Via del Fonditore 2 2c 40138 BOLOGNA ITALY Tel 39 051 6010506 3 First Aid The personnel employed in the installation use and maintenance of the device shall be familiar with theory and practice of first aid 3 1 Treatment of electrical shocks 3 1 1 If the victim is not responsive Follow the A B C s of basic life support Place victim flat on his backon a hard surface e Open airway lift up neck push forehead back Figure 1 Figure 1 Rev 1 0 22 05 05 1 28 BLUES30NV 3 2 32 1 2 28 clear out mouth if necessary and observe for breathing if not breathing begin artificial breathing Figura 2 tilt head pinch nostrils make airtight seal four quick full breaths Remember mouth to mouth resuscitation must be com
8. repair purposes 2 Any unauthorized repair modification 3 Incidental consequential damages as a result of any defect 4 Nominal non incidental defects 5 Re shipment costs or insurance of the unit or replacement units parts Any damage to the goods must be reported to the carrier in writing on the shipment receipt Any discrepancy or damage discovered subsequent to delivery shall be reported to R V R Elettronica within 5 five days from delivery date BLUES30NV To claim your rights under this warranty you shold follow this procedure 1 Contact the dealer or distributor where you purchased the unit Describe the problem and so that a possible easy solution can be detected Dealers and Distributors are supplied with all the information about problems that may occur and usually they can repair the unit quicker than what the manufacturer could do Very often installing errors are discovered by dealers 2 _ If your dealer cannot help you contact R V R Elettronica and explain the problem If it is decided to return the unit to the factory R V R Elettronica will mail you a regular authorization with all the necessary instructions to send back the goods 3 When you receive the authorization you can return the unit Pack it carefully for the shipment preferably using the original packing and seal the package perfectly The customer always assumes the risks of loss i e R V R is never responsible for damage
9. typical 0 2 dB lt 0 1 typical 0 07 THD N 30Hz 15kHz lt 0 02 measured with 1KHz and 1 3KHz tones 1 1 ratio at 75KHz lt 0 1 typical 0 05 measured with 3 18kHz square wave and 15 kHz sinusoidal wave at 75 kHz FM gt 80 dB typical 85 dB compared to 75kHz peak measured in the 20 Hz HPF no LPF with 50 us detector RMS 0 2 dB 30 Hz 53 kHz 0 5 dB 53 kHz 100 kHz lt 0 1 30 Hz 53 kHz lt 0 15 53 kHz 100 kHz lt 0 05 measured with 1 KHz and 1 3 KHz tones 1 1 ratio at 75KHz lt 0 1 typical 0 05 measured with 3 18KHz square wave 15KHz sinusoidal wave at 75KHz gt 50 dB typical 60dB 30Hz 53kHz 21 28 BLUES30NV Stereo Operation S N FM stereo Amplitude frequency response Total Harmonic Distortion THD Intermodulation distortion Transient intermodulation distortion Stereo separation Main Sub ratio SCA Operation Amplitude frequency response Main or stereo channel diaphony Auxiliary connections Interlock RS232 Remote interface 7 3 Spare Parts Subset for the Maintenance Panel board Power supply Main board PEB7 filter VCO board CTC30 stereo coder Control board RF module 22 28 Rev 1 0 22 05 05 Ra Wa Ra ELETTRONICA gt 75dB typical 78dB compared to 75kHz peak measured in the 20 Hz HPF 23 kHz LPF with 50 us deemphasis RMS detector demodulated L amp R gt 65 dB compared to 75kHz peak CCIR not weighted with
10. 3 If you instead want to go back to the predefined menu is sufficient select the ESC entry then push the ENCODER To enter into one of the submenus select its entry which will be underlined by a blinking cursor with the rotation and then press the ENCODER Figure 5 1 shows the complete set of the equipment menus Menu 1 Hoz sN gt SET MINNI Fug 3A d Fud SH Predefined menu Power Adjustment Menu Fine Pur P A Set Mens laig Ure L amp R Esc Selection Menu Pur OH Hod x16 Po0 56 FoR 2 Exit Operation Menu EF ied 3H Efl q2 Exit Power Menu LI Sy 4 2 LJ Ira 1 3 A Eff i Tmt pe Exit Power Amplifier Menu Fi 95 BENH Fur s 14 95 M Pre ws Tmt Lit F Ime HE Aud Cli Exit Settings Menu IIC 255 FSE Cod Exit Miscellaneous Menu tkel BLUE 123456 Dat 197603720q Tab BLU 1234 56 Exit Versions Menu FL sI F TILNIVNUDUNLNNUNUNLNLNII Exit Menu 10 Channels Menu Figure 5 1 User Manual Rev 1 0 22 05 05 9 28 BLUES30NV RaW Ra ae ELETTRONICA If the temperature alarm is enabled the power supply will come inhibited in case of alarm threshold overcoming and it will have displayed the following window only in case you are in the predefined screen t HTTENTION tt OVER TEMPERATURE Status 1 Once restored the normal operation conditions the power supply will come rehabilitated with the same modalities antecedent the alarm If the mo
11. 5 9 14 28 Versions Menu vrs This screen shows the version and the release date of the software PRel s6LUE 125456 Dat 1970372064 Tab sBLU 1 234 56 Exit Menu 9 Rel Visualization of the software release Dat Visualization of the date release Tap Visualization of the release of the configurations table loaded in memory Exit The entry allows to the user the prompt exit from current submenu and goes back to the predefined menu Channels Menu L amp R The right and left channel input levels are depicted with horizontal bars as shown in the following figure The hatched pointer indicates the level that corresponds with the total deviation at 100 and is useful to regulate the input levels of the audio channels PL MMMM Po ANA Exit Menu 10 L Visualization of the Left channel Vmeter R Visualization of the Right channel Vmeter EXIL The entry allows to the user the prompt exit from current submenu and goes back to the predefined menu Optional Functions Optional functions can be added and or modified for the equipment described in this manual The available functions are carried in the continuation and can be requested to R V R Elettronica at the moment of the order Rev 1 0 22 05 05 User Manual RMR BLUES30NV 5 5 1 ES ono a FSK Option The FSK function generates periodic shifts of the transmission carrier frequency realizes in way to generate a Morse code that carried the Radio Identification Code
12. BLUES30NV User Manual Volume 1 Manufactured by RaW R Italy File name BLUES30NV_ING P65 Version 1 0 Date 22 05 2005 Revision History 22 05 05 a a a BLUESSONV User Manual Version 1 0 Copyright 2005 R V R Elettronica SpA Via del Fonditore 2 2c 40138 Bologna Italia Phone 39 051 6010506 Fax 39 051 6011104 Email info rvr it Web www rvr it All rights reserved Printed and bound in Italy No part of this manual may be reproduced memorized or transmitted in any form or by any means electronic or mechanic including photocopying recording or by any information storage and retrieval system without written permission of the copyright owner Notification of intended purpose and limitations of product use This product is a FM transmitter intended for FM audio broadcasting It utilises operating frequencies not harmonised in the intended countries of use The user must obtain a license before using the product in intended country of use Ensure respective country licensing requirements are complied with Limitations of use can apply in respect of operating freuency transmitter power and or channel spacing Declaration of Conformity Hereby R V R Elettronica SpA declares that this FM transmitter is in compliance with the essential requirements and other relevant provisions of Directive 1999 5 EC CE BLUES30NV Table of Contents 1 Preliminary Instructions 1 2 Warra
13. ES3ONV WARNING in case the load is not present don t touch the RF output connector during the equipment operation to avoid electric shock and electrocution Connect the mains cable to the proper standard IEC plug placed on the rear panel see fig 6 2 2 WARNING It is necessary that the mains system being provided with grounding to ensure both the operators safety and correct operation of the equipment Connect the audio cable and RDS SCA of the signal source to the proper input connectors of the BLUES3ONV with the indications of the figure 6 2 Use Switch on the exciter by putting the switch found on the front panel in the On position Enter the Set menu and set the desired operating frequency and the characteristics impedance preemphasis in case stereo mono See chapter 5 4 for a complete description of the various menus Through the trimmers placed on rear panel set the the audio and RDS inputs levels if used User Manual Rev 1 0 22 05 05 5 28 BLUES30NV LAAN Le 5 2 1 NOTE by factory it is delivery with the output power adjustment at minimum and in the OFF position It is however recommended that you always check the set level before activating power supply especially if the machine is used as a modulator for a power amplifier Set the desired power level from the predefined menu as described in chapter 5 4 Activate the RF power output from the Fne menu chap 5 4 1 Encoder
14. INS AIR FLOW R F OUT INTERLOCK IN FWD EXT AGC RFL EXT AGC REMOTE PILOT OUT 10 SCA 2 11 SCA2ADJ 12 SCA 1 13 SCA1 ADJ 14 MPX 15 MPXADJ 16 LEFT MONO 17 LEFT MONO ADJ 18 RIGHTADJ 19 RIGHT 18 28 11 13 15 567 8 9 10 12 14 De Figure 6 2 Fuse for mains supply see chap 5 1 Standard IEC connector for mains supply 110 230 V 10 15 Grid for the passage of the air flow of the forced ventilation RF output connector N type BNC input interlock connector the exciter is forced in stand by mode when the inner conductor is grounded Trimmer to control the limitation on delivered power in function of the FWD fold input REMOTE connector Trimmer to control the limitation on delivered power in function of the RFL fold input REMOTE connector DB15 connector to telemetry the equipment BNC output for the pilot tone This can be used for external devices synchronization e g RDS coders BNCconnector for SCA2 input Adjustment trimmer for SCA2 input BNCconnector for SCA1 input Adjustment trimmer for SCA1 input BNCconnector for MPX input Adjustment trimmer for MPX input XLR connector for balanced LEFT MONO channel input Adjustment trimmer for the LEFT MONO channel input Adjustment trimmer for the RIGHT channel input XLR connector for balanced RIGHT channel input Rev 1 0 22 05 05 User Manual Ra Wa Ra ELETTRONICA 6 3 Connectors descripti
15. KQ or 600 Q selectable via software Input level 13 dBm 13 dBm continuous fine adjustment with trimmer MPX input BNC unbalanced 20 28 Rev 1 0 22 05 05 User Manual Ra Wa Ra ELETTRONICA Input impedance Input level SCA1 and SCA2 input Input impedance Input level Outputs RF Out Output impedance RF Monitor Output impedance Output level 19kHz Out Output level 19 KHz pilot tone MONO Operation S N FM Amplitude frequency response Total Harmonic Distortion THD Intermodulation distortion Transient intermodulation distortion MPX Operation S N FM Amplitude frequency response Total Harmonic Distortion THD Intermodulation distortion Transient intermodulation distortion Stereo separation User Manual Rev 1 0 22 05 05 BLUES30NV 10 kQ or 50 Q selectable via software 13 dBu 13 dBu continuous fine adjustment with trimmer BNC unbalanced 10 kQ 8 dBm 13 dBm for 7 5 KHz FM externally adjustable N type female connector 50 Q BNC connector 50 Q 7dBm 3 30W compared to RF output BNC female connector for isofrequency and RDS synchronization gt 5 kQ 1 Vpp gt 80 dB typical 85 dB compared to 75kHz peak measured in the 20 Hz HPF 23 kHz band LPF with 50 us preemphasis RMS detector gt 73 dB compared to 75kHz peak CCIR not weighted with 50 us deemphasis gt 68 dB compared to 40kHz peak CCIR weighted with 50 us preemphasis better than 0 5 dB 30Hz 15kHz
16. NCODER when the display is light out or its rotation serves in order to activate the retroillumination Rev 1 0 22 05 05 User Manual 5 3 5 4 BLUES30NV Settings and calibration The only adjustments to have made manually on the BLUES30NV are those relating to the audio operation levels and modes A trimmer for each one of the exciter s inputs is on the rear panel of the device The serigraphy on the panel indicates which input each trimmer refers to The sensitivity of the various inputs can be adjusted using the trimmers within the limits described in the following tables Input sensitivity SCA1 12 13 8 13 dBm Input level for 7 5 kHz overall deviation SCA2 10 11 8 13 dBm 20 dB 14 15 13 13 dBm Left 18 16 13 13 dBm Input level for 75 kHz overall deviation 0 Mono dB 19 18 132413 dBm To adjusting the sensitivity level of the inputs keep in mind that the instantaneous modulation level is given in the predefined menu and that an hatched bar signals the 75 kHz level To get a proper adjustment we recommend you put a level signal on the machine s output equivalent to the level of its own audio program and adjust the relative trimmer until the instantaneous deviation coincides with the indication of 75 KHz To adjust the levels of the inputs of the subcarriers you can use a similar procedure while getting help from the x10 option that can be selected from the Fne
17. can navigate between the various submenus by using the knob encoder placed on front panel On rear panel there are Mains connector audio input and RF output connectors telemetry connector protection fuse two inputs for modulated signals on subcarriers from special external encoders normally used in Europe for RDS Radio Data Systems transmission 4 28 Rev 1 0 22 05 05 User Manual RMR BLUES30NV 5 5 1 5 2 Quick guide for installation and use This chapter contains the necessary information for installing and using the machine In the event any aspects are not completely clear for example when using the machine for the first time we recommend you carefully read the entire description contained in this manual Preparation Unpack the exciter and before doing any other operation be sure it has not been damaged during transport In particular check that all the connectors are in perfect condition The main fuse can be accessed from the outside on the rear panel see figures 6 2 1 Extract the fuse carrier with a screwdriver to check its integrity or for replacement if necessary The fuse to be used is this type Mains Fuse 3 15A 5x20 Check that the BLUES30NV mains switche is in the OFF position it is placed on the front panel and inhibits the switching power supply of the machine Connect the RF output of the exciter to the antenna cable or to a dummy load able to dissipate the power generated by the BLU
18. dulation ran out under 20 kHz for a time of about 5 minutes not modifiable the NO AUDIO status comes displayed in the predefined screen but the power does not comes inhibited Mod HO AUDIO Fiued H li Status 2 5 4 1 Operation Menu Fnc From this menu the user can enable or disable the exciter power supply set the deviation display modality and set up the percentage of Forward PgD or Reflected Power Good PgR FPure OM Mod x18 Pgd oH A FOR T pi Exit Menu 4 Pwr Enables On or disables of the power supply of the exciter Mod Display modality of the modulation selectable between x1 and x10 The indication of the instantaneous deviation is multiplied by a factor 10 in the x10 mode so the hatched indicator on the predefined menu will coincide with the 7 5 KHz value instead of 75 KHz This display mode is useful 10 28 Rev 1 0 22 05 05 User Manual Lay ELETTRONICA PgD PgR EX1t BLUES30NV when you want to view low deviation levels such as for example those due to the pilot tone or to the subcarriers Regulation of the Power Good threshold relative to the forward power The percentage value of Power Good is referred to the nominal power of the machine that is 30 W not to the supplied forward power If a value equal to 50 is setted it will correspond indifferently to 15 W from the set up power The Power Good function is a control and alarm function on the supplied power When the output powe
19. e e 1RS232 male female cable e Hyper Terminal Interface verify that it has been installed together to the own copy of Windows or equivalent serial communication sofware The procedure to execute comes shortly described in the following e Connect a standard serial cable DB9 Male DB9 Female the COM serial port place on PC to SERVICE connectorplaced on the rear panel of the TEX30 LCD e Turn onthe exciter e Start up the serial communication software e Setup the following parameters for the communication Baud Rate 19200 Data Bit 8 Parity None Stop Bit 1 Flow control None e Through the communication software activate the Caps Lock key capital send the CODE string followed from the 6 characters of the station code and then confirm pressing Enter The code is considered only if is complete of 6 characters alphanumeric and without spaces In case the code is accepted it comes repeated in echo towards the program in contrary case the echo of the code does not come made UP DOWN Power Option The UP DOWN Power modifies the function to receive signals present on the telemetry connector see chap 6 3 2 In this particular situation the control signals uses to enable or to disable the RF section become control signals of the RF power level allowing one regulation of UP DOWN type The UP or DOWN command is supplied connecting the relative signal on the Remote connector to the ground at least for 500mS the
20. e alcohol 3 2 2 Less severe burns e Apply cool not ice cold compresses using the cleansed available cloth article Do not break blisters remove tissue remove adhered particles of clothing or apply salve or ointment e Apply clean dry dressing if necessary e Treat victim for shock as required e Arrange transportation to a hospital as quickly as possible e If arms or legs are affected keep them elevated User Manual RMR BLUES30NV 4 Removal from the packing The package contains E Nr 1 BLUES3SONV Nr 1 User Manual E Nr 1 Mains power cables The following accessories are also available from Your R V R Dealer e Accessories spare parts and cables for more information see chap 7 3 4 1 General Description The BLUESSONV is an exciter for Frequency Modulated audio broadcasting in a frequency modulation able to transmit in the band between 87 5 and 108 MHz in step of 10 KHz with an RF output power adjustable up to a maximum of 30 W into a 50 Ohm standard load The BLUESS3ONV is designed to being contained into a 19 rack box of 1HE This exciter contains a low pass filter that reduces the harmonic emissions to below the limits allowed by international regulations CCIR FCC or ETSI and can therefore be used as a transmitter connected directly to the antenna Important features of the BLUES3ONV are the extremely compactness the great simplicity of construction and use and the presence of bui
21. king Temperature 10 C 50 C without condensation 7 2 Electrical characteristics General Output RF power 0 30 W adjustable with continuity Frequency range 87 5 MHz 108 MHz 10kHz step it is possible to specify different steps when ordering Frequency programming Direct via software Frequency stability 1ppm Modulation type Direct carrier modulation Spurious and harmonic suppression lt 75dBc Typical 80 dBc Complies with or exceeds FCC CCIR and ETSI standards Modulation capacity 180khz MPX Mono 150 KHz Stereo Complies with or exceeds FCC CCIR and ETSI standards Residual asynchronous AM modulation gt 65 dB 70 dB typical compared to 100 AM without deemphasis Residual synchronous AM modulation gt 50 dB 60 GB typical compared to 100 AM modulation FM 75 kHz at 400HZz without deemphasis Display Alfanumeric LCD 2 lines x 16 caratteri Control device Mechanical encoder with pushbutton Signalling device 4LED Preemphasis selectable via software 0 us 50 us CCIR 75 us FCC A C Power supply 110 V 230 V 10 15 Full Range Power factor 0 5 Power consumption at 30 W RF Apparent AC power consumption 120 VA Active power consumption 70 W Inputs Left Mono inputs XLR female externally balanced or unbalanced Input impedance 10 KQ or 600 Q selectable via software Input level 13 dBu 13 dBu continuous fine adjustment with trimmer Ingresso Right XLR female externally balanced or unbalanced Input impedance 10
22. lemetry board is shown in figure 8 1 FILTER 2X INPUT R F AUDIO RDS OUTPUT MAIN BOARD CONTROLLER P A AMPLIFIER _ STEREO CODER PANEL CARD MAINS VPA 24VDC gt POWER SUPPLY Figure 8 1 A brief description of each module s functions is given below whereas the complete diagrams and layout of the cards are given in the Technical Appendix Vol 2 8 1 Power Supply The BLUES30NV power supply unit is a switching type unit whose 28 5 V main output powers the machine s RF amplifier The power supply also features stabilizers for generating continuous 5 V and 18 V voltages for supplying the other equipment circuits Note that the power supply is a direct from mains type or rather itis without a transformer and it can be connected to any voltage between 95 and 250 V without any adjustments or manual settings 8 2 Panel board CPU The panel board contains the microcontroller PIC18F452 that implements the equipment control software the display and the other components needed to interface with the user 24 28 Rev 1 0 22 05 05 User Manual RMR BLUES30NV The board is connected with the other machine modules both for power supply distribution and for the control and measures 8 3 Main Board The main board carries out the following functions e Audio and SCA input treatment e Generation of carrier frequency e Modulation e R F amplification D
23. lt in high performance coder stereo The BLUES3O0ONV futhermore was designed to be modular its various functions are carried out from modules directly connected to each other with male and female connectors or with flat cables ending in connectors This type of design makes maintenance operations and any required module replacement easier The RF power section uses one MOSFET module able to deliver 30 W The working frequency is assured by a thermally compensated reference oscillator working within a phase locked loop PLL The BLUES30NV reaches frequency lock within a maximum of 30 seconds The BLUESSONV is able to work in all range frequency without calibration and setting operations The microprocessor system includes an LCD display and push button panel for interaction with the user and implements the following functions e Setting of output power e Setting of working frequency e Setting of Mono or Stereo operation User Manual Rev 1 0 22 05 05 3 28 BLUES30NV e Setting of preemphasis e Setting of impedance on Left amp Right and MPX channels e Activation and deactivation of power delivery e Activation and deactivation of clipper operation e Measurement and display of the working parameters of the exciter e Communications with external devices Four LEDs indicate the machine status and are found on the front panel ON LOCK FOLDBACK and RF OFF The exciter s management software is based on a menu system The user
24. menced as soon as possible Figura 2 Check carotid pulse Figura 3 if pulse is absent begin artificial circulation Figura 4 depressing sternum Figura 5 Figure 5 In case of only one rescuer 15 compressions alternated to two breaths If there are two rescuers the rythm shall be of one brath each 5 compressions Do not interrupt the rythm of compressions when the second person is giving breath Call for medical assistance aS soon as possible If victim is responsive Keep them warm Keep them as quiet as possible Loosen their clothing a reclining position is recommended Call for medical help as soon as possible Treatment of electrical Burns Extensive burned and broken skin Cover area with clean sheet or cloth Do not break blisters remove tissue remove Rev 1 0 22 05 05 adhered particles of clothing or apply any salve or ointment e Treat victim for shock as required e Arrange transportation to a hospital as quickly as possible e If arms or legs are affected keep them elevated If medical help will not be available within an hour and the victim is Conscious and not vomiting give him a weak solution of salt and soda 1 level teaspoonful of salt and 1 2 level teaspoonful of baking soda to each quart of water neither hot or cold Allow victim to sip slowly about 4 ounces half a glass over a period of 15 minutes Discontinue fluid if vomiting occurs DO NOT giv
25. nty 1 First Aid 1 3 1 Treatment of electrical shocks 1 3 2 Treatment of electrical Burns 2 4 Removal from the packing 3 4 1 General Description 3 5 Quick guide for installation and use 5 5 1 Preparation 5 5 2 Use 5 5 3 Settings and calibration 7 5 4 Software 7 5 5 Optional Functions 14 6 External Description 17 6 1 Front Panel 17 6 2 Rear Panel 18 6 3 Connectors description 19 7 Technical Specifications 20 7 1 Mechanical characteristics 20 7 2 Electrical characteristics 20 7 3 Spare Parts 22 8 Working Principles 24 8 1 Power Supply 24 8 2 Panel board CPU 24 8 3 Main Board 25 8 4 Power amplifier 26 8 5 Control board 26 9 Identification of the Modules 27 9 1 Upper View 27 User Manual Rev 1 0 22 05 05 i BLUES30NV Rev 1 0 22 05 05 R W Ra ELETTRONICA This page was intentionally left blank User Manual User Manual Ra Wa Ra ELETTRONICA 1 Preliminary Instructions This manual is written as a general guide for those having previous knowledge and experience with this kind of equipment well conscious of the risks connected with the operation of electrical equipment It is not intended to contain a complete statement of all safety rules which should be observed by personnel in using this or other electronic equipment The installation use and maintenance of this piece of equipment involve risks both for the personnel performing them and for the device itself that shall be used only by trained pe
26. o alarms are present the voltage is adjusted only depending on the set output power with a feedback mechanism based on the reading of the power really delivered AGC The voltage is also affected by other factors such as e Excess of reflected power e External AGC signals Ext AGC FWD Ext AGC RFL e Excess of temperature e Excess of absorbed current from the RF module Rev 1 0 22 05 05 User Manual RW Ra BLUES30NV 9 identification of the Modules The BLUES30NV is made up of various modules linked to each other through connectors so as to make maintenance and any required module replacement easier 9 1 Upper View The figure 9 1 shows the equipment upper view with the various components pointed out _ ae bana sali SEA RLL a e eia ae ee m e m a a T le tee r e e Figure 9 1 1 Main board SLMAINTX1U02 2 Panel board SLPANTX1U002 3 RF Board SLPAS30WMOS01 4 Control board SL037B11002 5 Power supply PS24185UIBL2 User Manual Rev 1 0 22 05 05 27 28 BLUES30NV LAAN This page was intentionally left blank 28 28 Rev 1 0 22 05 05 User Manual
27. olled with the rotation of the ENCODER shows to the user the measures relating to the final power amplifier of the equipment PUPS vey IFa 1 Eff T Tm fa Exit Cia D Menu 6 VPA Visualization of the amplifier module voltages IPA Visualization of the amplifier module current ELT Visualization of the efficiency as ratio between the forward and reflected power of the amplifier module expressed in percentage FWD Pwr Vpa X Ipa TD Visualization of the inner temperature of the machine EXILE The entry allows to the user the prompt exit from current submenu and goes back to the predefined menu 5 4 4 Settings Menu Set This menu lets to read the working power to read and set the working frequency the preemphasis the MPX and L amp R channel impedance the audio and clipper modality FFL 95 BRAHS Fur 1H ll Fre a u Imt 6HE Lick mr 2H HE Hud STEREO Cli Or Exit Meni 7 12 28 Rev 1 0 22 05 05 User Manual RoW Ra ELETTRONICA F 1 PWY Pre Imp Imp Aud CII Exit BLUES30NV Regulation of set up frequency After having set a new frequency value press the ENCODER to confirm the choice The exciter will release from the current frequency the LOCK LED turns off and it will latch onto the new operating frequency LOCK turns back on Instead if you press ESC or let the timeout go by the frequency will remain set at the previous value Visualization of the set up power In o
28. on 6 3 1 Type DB9 female 1 NC 6 2 TX_D o 3 RX D a 4 5 GND 6 7 8 9 NC 6 3 2 Remote Type DB15 female 42 Pin Name co 9 1 Interlock ge 2 ExtAGC FWD 3 GND Ch 4 SDA IIC 5 VPA Tim 6 FWD tlm 7 Power Good 8 GND 9 GND 10 ExtAGC RFL 11 SCLIIC 12 IPATIm 13 RFLTIm 14 Oncmd 15 OFF cmd 6 3 3 Left MONO Right Internally connected with 6 Internally connected with 4 Internally connected with 8 Internally connected with 7 Type XLR female 3 2 3 8 User Manual GND Positive Negative Type IN IN VO OUT anal OUT anal OUT digit IN VO OUT anal OUT anal IN digit IN digit Rev 1 0 22 05 05 BLUES30NV Service to program of factory parameters Meaning By passes power if closed to GND Ext signal 1 12V for power limitation AGC GND IIC communication serial data PA power supply voltage 5V 50V Forward power 3 9V 30W Open collector enabled when power exceeds the set threshold GND GND Ext signal 1 12V for power limitation AGC IIC communication clock PA power supply current 5V 5A Reflected power 3 9V 10W One grounded pulse 500 ms enables power supply One grounded pulse 500 ms disables power supply 19 28 BLUES30NV RVR 7 Technical Specifications 7 1 Mechanical characteristics Panel Size 483 mm 19 x 44 mm 1 73 1 HE Depth 375 mm 14 76 Total depth 394 mm 15 55 Weight approx 6 Kg Wor
29. pin has an inner pull up towards feeding This function is tipically used in the United States Configuration of the telemetry DB15F connector Remote Pin Standard Function UP DOWN Power Function 14 On cmd Up cmd Enables RF power supply Increases RFthe Power supply 15 Off cmd Down cmd Disables RF power supply Reduces RFthe Power supply Rev 1 0 22 05 05 User Manual RMR BLUES30NV 6 External Description This chapter reports the elements of the front and rear panels of the BLUES30NV with a brief description of each of them 6 1 Front Panel Figure 6 1 1 AIR FLOW Grid for the passage of the air flow of the forced ventilation 2 ON Green LED lit when the exciter is working or that is ready in RF power 3 LOCK Green led lit when the PLL is locked on the working frequency 4 F BACK Yellow LED lit when the foldback function is operating automatic reduction of the delivered RF power 5 RF OFF Yellow LED lit when the exciter s power output is inhibited by an external interlock command 6 DISPLAY Liquid crystals display 7 CONTRAST Display contrast adjusting trimmer 8 ENCODER Knob and button in order to software control 9 SERVICE DB9 connector for factory parameters programming 10 RF TEST BNC connector for RF test output 11 POWER ON OFF switch User Manual Rev 1 0 22 05 05 17 28 BLUES30NV 6 2 Rear Panel 1 2 3 4 5 6 7 8 9 MAIN FUSE MA
30. r fall under the threshold value of Power Good set the machine modifies the pin state 7 of Remote DB15 connector on the rear panel figure 6 2 note 8 Regulation of the Power Good threshold relative to the forward power The percentage value of Power Good is referred to the nominal power of the machine that is 10W not to the supplied forward power lf a value equal to 5 is set it will correspond to 500 mW indifferently from the set up power NOTE This alarm does not have effect on any output signal on the DB15 Remote connector placed on the rear panel of the equipment and it works only in presence of systems equipped of telemetry The entry allows to the user the prompt exit from current submenu and goes back to the predefined menu 5 4 2 Power Menu Pwr This screen shows the user the measures relating to the exciter RF power output The values shown are readings and therefore cannot be modified note the empty arrow To modify the power setting use the predefined menu as described above Fwd Rf 1 EX1t User Manual Find s oH ll kfl 12 ll Exit Menu 5 Visualization of the Forward Power Fwd Visualization of the Reflected Power Ril The entry allows to the user the prompt exit from current submenu and goes back to the predefined menu Rev 1 0 22 05 05 11 28 BLUESSONV 5 4 3 Power Amplifier Menu P A RaW Ra ELETTRONICA This screen consisting of four lines that can be scr
31. rder to modify the power regulation use the predefined menu like previously described or the Set menu Regulation of the preemphasis selectable between O us 50 us and 75 us Regulation of the Left and Right channel input impedance selectable between 10 kQ or 600 Q Regulation of the MPX channel input impedance selectable between 10 KQ or 50 Q Regulation of audio modality selectable between STEREO and MONO Enable or disable the clipper operation The entry allows to the user the prompt exit from current submenu and goes back to the predefined menu 5 4 5 Miscellaneous Menu Mix This menu allows you to set the machine s address in a serial bus connection 12C type The exciter normally does not come supplied with FSK option inserted For this reason the parameters to it connect are not modifiable and come represent to by means Incase the option FSK were present in the supplied version carefully read how much brought back in chapter 5 5 1 TIC Exit User Manual FIIL Fee ba FSk Lod ESTE Menu 8 Regulation of the I C address The I C network address is important when the exciter is connected to a company s transmission system that envisages use of this protocol We recommend you do not modify it without a good reason The entry allows to the user the prompt exit from current submenu and goes back to the predefined menu Rev 1 0 22 05 05 13 28 BLUES30NV LAAN 5 4 6 5 4 7
32. river 8 3 1 Audio input section The audio input section contains the circuits that perform the following functions e 15kHz filtering of the left and right channel e Stereophonic Coding e Preemphasis e Mono MPX and SCA channel mixing e Clipper limits the modulating signal level so that the frequency deviation does not exceed 75 kHz e Modulating signal measurement 8 3 2 PLL VCO section This board section generates the modulated radiofrequency signal It is based ona PLL scheme that uses an integrated MB15E06 type The digital PLL section is composed of an high stability oscillator controlled in temperature and of a digital circuit that carries out the division and the comparison of the working frequency The oscillator generates a frequency of 10 Mhz that comes divided in order to generate a fixed signal at 1 kHz This signal comes sended to the comparator divisor digital circuit who confront it with the signal generated from VCO divided in base of exciter working frequency The AFC signal in output of comparator comes sended to the varicap diodes places on VCO card and added to audio signal coming from from the Coder card The Voltage Controlled Oscillator VCO generates the signal on the exciter working frequency than in its turn it comes amplified to a level nearly 3 omW 5 8dBm necessary for being able to pilot the R F Power Amplifier block User Manual Rev 1 0 22 05 05 25 28 BLUES30NV LAAN 8 4 8 5
33. rsonnel R V R Elettronica SpA doesn t assume responsibility for injury or damage resulting from improper procedures or practices by untrained unqualified personnel in the handling of this unit Please observe all local codes and fire protection standards in the operations of this unit WARNING always disconnect power before opening covers or removing any part of this unit Please observe all local codes and fire protection standards in the operations of this unit WARNING this device can irradiate radio frequency waves and if it s not installed following the instructions contained in the manual and local regulations it could generate interferences in radio communications This is a CLASS A equipment In a residential place this equipment can cause hash In this case can be requested to user to take the necessary measures R V R Elettronica SpA reserves the right to modify the design and or the technical specifications of the product and this manual without notice 2 Warranty Any product of R V R Elettronica is covered by a 24 twenty four month warranty For components like tubes for power amplifiers the original manufacturers warranty applies R V R Elettronica SpA extends to the original end user purchaser all manufacturers warranties which are transferrable and all claims are to be made directly to R V R per indicated procedures Warranty shall not include 1 Re shipment of the unit to R V R for

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