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T.E.M. A07B500S, Manual

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A07B500S   manual 

 

Pag. 99 

 

  

KEY  

BOARD  

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KEY

 

 

 
item |qty  |part number         |Val       |Tol       |Work.Volt.|description                         
1    |1    |BERG100M2X07V       |          |          |          |Physical Connector                |J1|        
2    |1    |LED_D3V             |          |          |          |photoemissive diode               |DL3|        
3    |1    |LED_D3V             |          |          |          |photoemissive diode               |DL2|        
4    |1    |RSIP8C_10K          | 10K       |5%        |          |                                  |RR1|        
5    |1    |SP_3FT              |          |          |          |                                  |P1|        
6    |1    |SP_3FT              |          |          |          |                                   |P2|        
7    |1    |SP_3FT              |          |          |          |                                  |P3|        
8    |1    |SP_3FT              |          |          |          |                                   |P4|       
9    |1    |SP_3FT              |          |          |          |                                  |P5|        
10   |1    |SP_3FT              |          |          |          |                                  |P6|        
11   |1    |SP_3FT              |          |          |          |                                  |P8|        
12   |1    |SP_3FTL             |          |          |          |                                 |P7DL1|        
13   |1    |SP_3FTL             |          |          |           |photoemissive diode              |P7DL1|        

 
 
 

Summary of Contents for A07B500S

Page 1: ...A07B500S manual TECHNICAL MAINTENANCE AND INSTALLATION MANUAL 500 W FM TRANSMITTER A07B500S 380245 R1...

Page 2: ...A Cod A07B500S ACCORDING TO R TTE RULES ITALY RESTRICTIONS L uso dell apparato soggetto a concessione Potenza RF 500 Watt Canalizzazione 100 Khz solo mod A07B500S All rights are strictly reserved Repr...

Page 3: ...stics 9 2 6 Readout on LCD display 9 2 7 Remote control 9 2 8 Power supply and temperature range 10 2 9 Mechanical specifications 10 2 10 Options 10 2 11 Standards satisfied 10 CHAPTER 3 DESCRIPTION O...

Page 4: ...00 module power supply 42 6 2 A15 module RF driver module 43 6 3 DC 250 module directionl coupler 44 6 4 MBP module mother board 45 6 5 A500 module RF power amplifier 48 CHAPTER 7 MODULATION MEASUREME...

Page 5: ...rd display driver 85 10 4 MBP board mother board 90 10 5 KEY board key 97 10 6 SINTD board VCO oscillator 100 10 7 DMPX board stereocoder 104 10 8 AGC board audio automatic gain control 108 10 9 MBP50...

Page 6: ...t in compliance with safety set of rules WARNING CURRENT AND VOLTAGE WORKING IN THIS EQUIPMENT ARE DANGEROUS THE STAFF MUST ALWAYS OBSERVE THE SAFETY RULES INSTRUCTIONS AND NORMS CONTAINED HEREIN WARN...

Page 7: ...ory apparatus The prolonged inhalation at high degrees causes poisoning with respiratory apparatus paralysis till death WARNING ALL THE MODULES CONTAINING BeO ARE MARKED WITH THE TRIANGULAR WARNING SY...

Page 8: ...r resolution setting 1W Power control limit setting 1 to 500W Power control stability 0 1dB Reverse output power control limit 1 to 99W Reverse output power steps control 1W Harmonics emission 70dBc S...

Page 9: ...nd in according to ETS 300 384 Pilot reference for RDS encoder 19 Khz out 1Vpp 2 5 SCA CHARACTERISTICS Input SCA1 SCA2 BNC unbalanced Input impedance 10K Frequency response 50KHz to 100KHz 0 1dB Disto...

Page 10: ...perature range 10 to 50 C Storage temperature range 40 to 50 C 2 9 MECHANICAL SPECIFICATION 19 rackmount 485x135x530mm Weight 16Kg 2 10 OPTIONS Option A Stereo generator Option B Automatic Audio Level...

Page 11: ...board can be inserted to obtain this function and a proper microprocessor follows constantly the modulation value correcting through proper algorithms implemented in its memory the value of the modula...

Page 12: ...transmitter is also provided with an output port IN OUT suitable to drive the antenna cable multiplexer and the one for the input audio signals switching 3 2 Available options a STEREO ENCODER additio...

Page 13: ...crystal whilst the output frequency is set by the main microcontroller The oscillator phase noise is very good and it is in compliance with ETSI 300 384 regulations 145dBc for a shifting of 1MHz from...

Page 14: ...on between the transmitter and a PC with the power amplifier and the driver exciter or with a modem or GSM connected with the telephone line Maintenance or repairing of damages do not require the sold...

Page 15: ...A07B500S manual Pag 15 A07B500S TRANSMITTER BLOC DIAGRAM...

Page 16: ...A07B500S manual Pag 16 A07B500S POWER SUPPLY BLOC DIAGRAM...

Page 17: ...t is recommended to use 4 fixing plastic washers in order to avoid damages to the front panel varnishing We remind to carefully connect the earth both to the transmitter and to the rack mount never di...

Page 18: ...ill be set to 1W in order to avoid any problem of interference or driving for possible following amplifiers The set values will be displayed and changed according to your need before the RF power is e...

Page 19: ...ill be necessary to correct the error in the clock setting If this screenshot is accessed from another menu the indication LAST POWER ON will show the last switching on date and it will be able to giv...

Page 20: ...ntering PAGE UP it s possible to see the second screen shot of the most important measures AUDIO LEVEL is the nominal audio signal set on the setting window placed on the rear panel if this value does...

Page 21: ...n shot for the PASSWORD request to access the measures If inside the transmitter the Z2 jumper placed on the DLCD board in the rear of the front display panel board is placed to OFF this request is sk...

Page 22: ...data may be performed by pressing the horizontal and vertical cursors and the ENTER button 4 6 8 Entering instead PAGE UP the following screen shot is accessed In this screen shot like in the previous...

Page 23: ...flected power limits By means of the horizontal cursor the power enable can be set this software command doesn t operate if the transmitter is externally disabled through a CARRIER EN control placed o...

Page 24: ...orrection factor between 0 and 255 the transmitter frequency can be corrected with a 20Hz step only this operation can be performed during the normal periodical check of the transmitter or as it is sh...

Page 25: ...ng signals the numerical and visual indication appearing is the frequency modulation expressed in KHz while on the LEFT RIGHT MPX signals the level is measured and displayed as value 100 when it match...

Page 26: ...r explanation about the AGC operating see paragraph 4 4 There is also a control on the modulation presence since everywhere it isn t allowed to transmit by unmodulated carrier after two minutes of mod...

Page 27: ...A07B500S manual Pag 27...

Page 28: ...ed 75KHz The value 0 2 is acceptable as a higher over modulation limit the value 0 5 shows that the modulation must be reduced of 1dB at least values higher than K indicates strong over modulations Fo...

Page 29: ...econds appear 4 6 17 1 By entering PAGE UP the next page is accessed By pressing three times the ENTER button all the alarms in the memory are erased Scrolling through the main menu the page temporal...

Page 30: ...logue with a PC directly through a GSM phone requires connecting a GSM enabled for data transmission to COM1 On the remote control page select the GSM option wait some second for the connection and re...

Page 31: ...he transmitter is set and connected to the GSM via a serial cable press the blue remote key select GSM and press ENTER If an alarm or new power up is detected the GSM will send the following messages...

Page 32: ...ed by a failure In the event of a failure negative response to OK or no response at all the MASTER sets itself to the parameters of the transmitter with the failure and using its IN OUT port commands...

Page 33: ...an eventually de couple the two audio inputs Switching of the coaxial relay can be done directly through the TX as long as excitation current is not greater than 250 mA A07B500S TRANSMITTERS 1 1 CONNE...

Page 34: ...A07B500S manual Pag 34...

Page 35: ...blish an input nominal level since their contribution to the frequency deviation is variable and depends both on the number of subcarriers between 53 and 100KHz and on the difference about MONO or STE...

Page 36: ...o the power supply the D3 D4 series doesn t allow the Q1 saturation while Q4 and Q5 uncouple the oscillator from the following amplification stages The U14 output has a power of 10dBm The Q6 transisto...

Page 37: ...directly into the frequency modulator placed on the SINTD board The U17 switch selects the audio signal to be measured which the level is detected by a peak to peak detector made by U13 U14 U15 Throu...

Page 38: ...ge capacity and a circuit regulating output voltage which can be linear or switching In both cases the absorbed current from the transformer s primary circuit which turns out to be the line current is...

Page 39: ...t card which generates all auxiliary voltages 5 6 PW500 board The purpose of the PW500 circuit is to generate the necessary voltages for the function of the exciter a voltage input of 48Vdc is reduced...

Page 40: ...d as output in PWM to control the forward and reflected power and the fine correction of the transmission frequency The PWM mean value is detected with accuracy to avoid errors due to supply voltage v...

Page 41: ...e temperature exceeds 85 C it is cut off There is another thermal sensor which measures temperature of the power source and it is this that cuts off all power if the source overheats for lack of venti...

Page 42: ...A07B500S manual Pag 42 ADJUSTMENT4 6 1 Module PWN PW500 power supply...

Page 43: ...ce to be shut off prior to accessing the modules Through the RT1 PWN board trimmer it is possible to regulate power source voltage to the final MOS FETs 44Vdc on pin 2 of J1 The RT1 trimmer PW500 boar...

Page 44: ...manual Pag 44 6 3 DC 250 module RF filter and directional coupler On the directional coupler which is the module connected to the antenna connector and enclosed in a metal box four trimmers must be a...

Page 45: ...ted without 50 charge as to have all the reflected power A 50W reflected power is to be set and RT2 adjusted to have the same reading on the measurement instrument 6 4 MBP BOARD MOTHER BOARD On the mo...

Page 46: ...A07B500S manual Pag 46...

Page 47: ...e difference of the two LEFT and RIGHT channels reducing the cross talk of the stereophonic signal up to values above 50dB The average phase difference between the two channels once regulation is in p...

Page 48: ...POWER AMPLIFIER Module A500 is the final amplifier Without input power the two trimmers P1 and P2 must be adjusted for a drain of 40mA on each 250 Watt amplifier An input power of 8 12 Watts must be...

Page 49: ...shows that if the interfering network is at 300KHz far from the program we are listening it must have a level higher than the maximum of 7dB if it s at 200KHz the field intensity level at the point of...

Page 50: ...odulation peak analysis measurement The CEPT 54 01 rule shows in its paragraph 4 2 how the peak measurement must be performed on the modulation of a frequency modulation transmitter The maximum deviat...

Page 51: ...observed that during the 30 minutes about 2600 peak samples have been measured which have deviated the carrier of 54KHz 1500 60KHz 10 75KHz while about ten samples resulted higher than 75KHz What has...

Page 52: ...l define just one over modulation factor whose value will be used as limit parameter Definitions M average of all the measured samples as peak maximum every 50msec OM average of the samples which have...

Page 53: ...manual Pag 53 fig 5 e fig 5 f Examine the graphs of 5 e which could correspond to the modulation peak analysis of a regular transmitter which doesn t over modulate in these each minute M OM OM values...

Page 54: ...to pick up the programs having most over modulation problems and consequently to act on the dynamic limiter compressor every study must have With this measurement method help it s possible to set best...

Page 55: ...s displayed in a numerical form or on a graph on the PC which has in the abscissas the time discreet with 1min steps and in the ordinates the value in dB of the music signal power and the reference si...

Page 56: ...ery broadcast networks increase the modulation power of 2dB further on If a stereophonic signal is being examined the Rec ITU R BS 412 7 is very clear and it makes no distinction between the modulatio...

Page 57: ...on previously described input for external synchronism has not been implemented The internal reference has a level of stability which more than satisfies all regulations and the frequency can also be...

Page 58: ...ientific terms publishing results and limits which should be referenced in order to assure high listening quality Here below are the conclusions reached from the recommended regulations for those abou...

Page 59: ...ps Our choice is 2400 bps c General Frame Format STA ADDh ADDl SQC MFL MSG 0 MSG 1 MSG 255 CRCh CRCl STP STA Start Byte FE hex ADDh Address MSB user set ADDl Address LSB user set SQC Sequence Counter...

Page 60: ...Operative system WIN3 1 WIN95 WIN98 RAM 32MB Non volatile memory 32MB Graphic SVGA 600x800 768x1024 CD reader 8 3 COM1 If one wishes to connect a PC to replace the transmitter keyboard and thus have a...

Page 61: ...detected and its caption would appear beside the COM2 one If a modem connected to the telephone line is to be connected it needs to select by the horizontal cursor and the data key the COM3 If the se...

Page 62: ...ge it s possible to check which channel is displayed on the screen shot COMPOSITE to change this display because for example one wants to check the LEFT course one must enter the lower window MODULATI...

Page 63: ...can be changed Differently from the previous pages here the variations cannot be performed in real time to avoid the transmitter goes on unwanted frequencies So at first data must be inserted then the...

Page 64: ...IER ENABLE Whenever the limits joined to each quantity mentioned above are exceeded the output power is taken off a visual signalling and ON OFF contacts are given and the event is stored and associat...

Page 65: ...s period are reported It can be observed that the 12000 peak measurement samples detected lead to consider that the network is on the limit of the allowed deviation the last K diagram clearly shows th...

Page 66: ...h Adjust for minimum on the RIGHT channel 13 DC250 RT2 PWR offset Adjust to obtain without RFin 0Vdc on PWR feedthrough 14 DC250 RT1 PWR meas Adjust to read on display without RF load PWD PWR PWR set...

Page 67: ...ary power supply and fun 36 PWN DL3 High V presence WARNING HIGH VOLTAGE 37 PWN DL4 High V presence WARNING HIGH VOLTAGE 38 PWN VDR MOV 39 PW500X RT3 Current offset Adjust to read 0 6 A on the display...

Page 68: ...A07B500S manual Pag 68 fig 9a...

Page 69: ...A07B500S manual Pag 69 fig 9b...

Page 70: ...A07B500S manual Pag 70 fig 9c...

Page 71: ...PWD 7 EXTERNAL PWR 8 NC 21 AUX IN OUT PIN NUMBER DB9 9 NC 1 NC 2 NC 3 NC 4 NC 5 GND 6 I1 7 I2 8 NC 20 AES EBU IN PIN NUMBER DB9 9 NC 1 NC 2 RX 3 TX 4 NC 5 GND 6 NC 7 NC 8 NC 16 COM2 RS232 PIN NUMBER D...

Page 72: ...s Z3 Z4 Z5 Z6 AUDIO IN board 0 4 1 6 12 dBm setting choice 22 FIXED OR VARIABLE INPUT SETTING In vaariable position the nominal input value can be changed by the trimmer of MPX LEFT and RIGHT 9 PREEMP...

Page 73: ...A07B500S manual Pag 73 fig 9c...

Page 74: ...A07B500S manual Pag 74 DIAGRAMS AND LAYOUTS...

Page 75: ...A07B500S manual Pag 75 PWN BOARD POWER SUPPLY...

Page 76: ...A07B500S manual Pag 76 PWN BOARD POWER SUPPLY...

Page 77: ...n5 10 400V capacitor C49 COD 45 1 CPV_1n5_400V 1n5 10 400V capacitor C46 COD 46 1 CPV_1n5_400V 1n5 10 400V capacitor C59 COD 47 1 CPV_1n5_400V 1n5 10 400V capacitor C48 COD 48 1 CPV_1n5_400V 4n7 630V...

Page 78: ...F 332K 332K 1 resistor R15 COD 147 1 R025 F 332K 332K 1 resistor R17 COD 148 1 R025 F 332K 332K 1 resistor R70 COD 149 1 R025 F 332K 332K 1 resistor R16 COD 150 1 R025 F 332K 332K 1 resistor R18 COD...

Page 79: ...A07B500S manual Pag 79 AUDIOIN BOARD AUDIO INPUTS...

Page 80: ...A07B500S manual Pag 80 AUDIOIN BOARD AUDIO INPUTS...

Page 81: ...A07B500S manual Pag 81 AUDIOIN BOARD AUDIO INPUTS...

Page 82: ...iode D12 35 1 LL4148 diode D5 36 1 LL4148 diode D13 37 1 LL4148 diode D6 38 1 L1812_1mH 1mH inductor L7 39 1 L1812_1mH 1mH inductor L6 40 1 L1812_1mH 10uH inductor L9 41 1 L1812_1mH 10uH inductor L2 4...

Page 83: ...R4 114 1 R1206 J 10K 10K 5 resistor R5 115 1 R1206 J 10K 10K 5 resistor R3 116 1 R1206 J 10K 10K 5 resistor R6 117 1 R1206 J 10K 10K 5 resistor R15 118 1 R1206 J 10K 10K 5 resistor R7 119 1 R1206 J 10...

Page 84: ...25V capacitor CF14B 189 1 c1206 100n 100n 10 25V capacitor CF15B 190 1 c1206 100n 100n 10 25V capacitor CF16B 191 1 c1206 100n 100n 10 25V capacitor CF2A 192 1 c1206 100n 100n 10 25V capacitor CF18A...

Page 85: ...A07B500S manual Pag 85 LCDP BOARD DISPLAY DRIVER...

Page 86: ...A07B500S manual Pag 86 LCDP BOARD DISPLAY DRIVER...

Page 87: ...7p 27p 5 capacitor C11 COD 38 1 CCM_100n 100n 10 capacitor C16 COD 39 1 CCM_100n 100n 10 capacitor C17 COD 40 1 CCM_100n 100n 10 capacitor C18 COD 41 1 CCM_100n 100n 10 capacitor CF3 COD 42 1 CCM_100n...

Page 88: ...5 resistor R40 COD 123 1 R025 J 33K 33K 5 resistor R41 COD 124 1 R025 J 47K 47K 5 resistor R42 COD 125 1 R025 J 47K 39K 5 resistor R44 COD 126 1 R025 J 56K 56K 5 resistor R43 COD 127 1 R025 J 68K 68K...

Page 89: ...175 1 1N4148 diode D3 176 1 74HC00N Gate 2 Input NAND U10 177 1 74HC00N Gate 2 Input NAND U20 178 1 74HC151N Mux 8 Bit U9 179 1 74HC151N Mux 8 Bit U25 180 1 74HC164N Shift Register 8 Bit U8 181 1 74HC...

Page 90: ...A07B500S manual Pag 90 MBP BOARD MOTHER BOARD...

Page 91: ...A07B500S manual Pag 91 MBP BOARD MOTHER BOARD...

Page 92: ...A07B500S manual Pag 92 MBP BOARD MOTHER BOARD...

Page 93: ...A07B500S manual Pag 93 MBP BOARD MOTHER BOARD...

Page 94: ...n 100n 10 capacitor C66 40 1 CCM_100n 100n 10 capacitor C67 41 1 CCM_100n 100n 10 capacitor C61 42 1 CCM_100n 100n 10 capacitor CF23 COD 43 1 CCM_150p 150p 5 capacitor C17 44 1 CCM_150p 150p 5 capacit...

Page 95: ...0 1 resistor R11 122 1 R025 F 1K0 1K0 1 resistor R15 123 1 R025 F 1K0 1K0 1 resistor R12 124 1 R025 F 1K0 1K0 1 resistor R18 125 1 R025 F 1K0 1K0 1 resistor R13 126 1 R025 F 1K0 1K0 1 resistor R1 127...

Page 96: ...5 F 100K 100K 1 resistor R118 COD 208 1 R025 F 100R 100R 1 resistor R51 209 1 R025 F 100R 100R 1 resistor R52 210 1 R025 F 100R 100R 1 resistor R49 211 1 R025 F 100R 100R 1 resistor R50 212 1 R025 F 1...

Page 97: ...A07B500S manual Pag 97 258 1 74HC00N Gate 2 Input NAND U23 KEY BOARD KEY...

Page 98: ...A07B500S manual Pag 98 KEY BOARD KEY...

Page 99: ...BERG100M2X07V Physical Connector J1 2 1 LED_D3V photoemissive diode DL3 3 1 LED_D3V photoemissive diode DL2 4 1 RSIP8C_10K 10K 5 RR1 5 1 SP_3FT P1 6 1 SP_3FT P2 7 1 SP_3FT P3 8 1 SP_3FT P4 9 1 SP_3FT...

Page 100: ...A07B500S manual Pag 100 SINTD BOARD VCO OSCILLATOR...

Page 101: ...A07B500S manual Pag 101 SINTD BOARD VCO OSCILLATOR...

Page 102: ...apacitor C56 39 1 C1210 1n 20 capacitor C57 40 1 C1210 1n 20 capacitor C51 41 1 C1210 1n 20 capacitor C33 42 1 C1210 1n 20 capacitor C58 43 1 C4016BD Analog Switch Bilateral U13 44 1 DROP Z1 45 1 HSS2...

Page 103: ...J 330R 330R 5 resistor R19 123 1 R1206 J 330R 330R 5 resistor R20 124 1 R1206 J 360R 360R 5 resistor R2 COD 125 1 R1206 J 680R 680R 5 resistor R52 126 1 R1210 J 68R 68R 5 resistor R69 COD 127 1 R1210...

Page 104: ...A07B500S manual Pag 104 Total DMPX BOARD STEREOCODER...

Page 105: ...A07B500S manual Pag 105 DMPX BOARD STEREOCODER...

Page 106: ...3 37 1 R1206 F 8K2 8K2 1 resistor R49 38 1 R1206 F 10K 10K 1 resistor R41 39 1 R1206 F 10K 10K 1 resistor R50 40 1 R1206 F 10K 10K 1 resistor R22 41 1 R1206 F 10K 10K 1 resistor R48 42 1 R1206 F 10K 1...

Page 107: ...itor CF8 106 1 c1206 100n 100n 10 25V capacitor CF8A 107 1 c1206 100n 100n 10 25V capacitor CF5 108 1 c1206 100n 100n 10 25V capacitor CF5A 109 1 c1206 100n 100n 10 25V capacitor CF4 110 1 c1206 100n...

Page 108: ...A07B500S manual Pag 108 AGC BOARD AUDIO AUTOMATIC GAIN CONTROL...

Page 109: ...A07B500S manual Pag 109 AGC BOARD AUDIO AUTOMATIC GAIN CONTROL...

Page 110: ...R1206 F 12K1 12K1 1 resistor R13 COD 34 1 R1206 F 12K7 12K7 1 resistor R12 COD 35 1 R1206 F 13K3 13K3 1 resistor R11 COD 36 1 R1206 F 14K0 14K 1 resistor R10 COD 37 1 R1206 F 14K7 14K7 1 resistor R9 C...

Page 111: ...c1206 100n 100n 10 25V capacitor CF3 COD 83 1 c1206 100n 100n 10 25V capacitor CF3A COD 84 1 c1206 100n 100n 10 25V capacitor C4 COD 85 1 c1206 100n 100n 10 25V capacitor CF7 COD 86 1 c1206 100n 100n...

Page 112: ...A07B500S manual Pag 112 MBP500 BOARD MBP A500 CONNECTION...

Page 113: ...A07B500S manual Pag 113 MBP500 BOARD MBP A500 CONNECTION...

Page 114: ...0n 100n 10 capacitor C1 2 1 CCM_100n 100n 10 c apacitor C2 3 1 CCM_100n 100n 10 capacitor C3 4 1 J156X10 J1 5 1 PAD_160X140 Pin Wire W1 6 1 PAD_160X140 Pin Wire W2 7 1 PAD_160X140 Pin Wire W3 8 1 PAD_...

Page 115: ...A07B500S manual Pag 115 A15 BOARD RF DRIVER AMPLIFIER...

Page 116: ...A07B500S manual Pag 116 A15 BOARD RF DRIVER AMPLIFIER...

Page 117: ...L15 35 1 L1812 6uH8 Inductor SMD 1812 L16 36 1 PAD_160X140 PAD X C S TIPO SMD 160X140 mills J3 37 1 PAD_160X140 PAD X C S TIPO SMD 160X140 mills J4 38 1 PAD_160X140 PAD X C S TIPO SMD 160X140 mills J5...

Page 118: ...A07B500S manual Pag 118 DC250 BOARD DIRECTIONAL COUPLER...

Page 119: ...A07B500S manual Pag 119 DC250 BOARD DIRECTIONAL COUPLER...

Page 120: ...R24 29 1 R1206 J 15R 15R 1 resistor R3 30 1 R1206 J 15R 15R 1 resistor R6 31 1 R1206 J 120R 120R 1 resistor R8 32 1 R1206 J 120R 120R 1 resistor R18 33 1 R1206 J 200R 200R 1 resistor R16 34 1 R1206 J...

Page 121: ...TRIMMER SMD P5 27 6 1N CAPACITOR SMD 1206 C17 C18 C41 C42 C24 C48 28 2 1 micro CAPACITOR SMD 1206 C19 C43 29 4 470PF CAPACITOR HQ SMD 300V C2 C3 C26 C27 30 2 33PF CAPACITOR HQ SMD 500V C1 C25 31 16 4...

Page 122: ...A07B500S manual Pag 122 A500 BOARD POWER AMPLIFIER A500 BOARD POWER AMPLIFIER...

Page 123: ...A07B500S manual Pag 123 A500 BOARD POWER AMPLIFIER...

Page 124: ...A07B500S manual Pag 124 PW500 BOARD AUXILIARY POWER SUPPLY...

Page 125: ...A07B500S manual Pag 125 PW500X BOARD AUXILIARY POWER SUPPLY...

Page 126: ...A07B500S manual Pag 126 PW500 BOARD AUXILIARY POWER SUPPLY...

Page 127: ...A07B500S manual Pag 127 PW500X BOARD AUXILIARY POWER SUPPLY...

Page 128: ..._220u 63V_EKR 220u 20 63V C1 COD 14 1 CPV_2n7_100V 2n7 10 100V capacitor C8 COD 15 1 CPV_22n_100V 22n 10 100V capacitor C12 COD 16 1 CPV_220n_100V 220n 10 100V capacitor C2 COD 17 1 CPV_470n_63V 470n...

Page 129: ...1 R0805 J 6K8 6K8 5 resistor R10 COD 18 1 R0805 J 10K 10K 5 resistor R5 COD 19 1 R0805 J 10K 10K 5 resistor R9 COD 20 1 R0805 J 10K 10K 5 resistor R2 COD 21 1 R0805 J 13K 13K7 5 resistor R11 COD 22 1...

Page 130: ...A07B500S manual Pag 130 LPF500 BOARD RF LOW PASS FILTER...

Page 131: ...ELCA L3 FILTRO INDUCTOR 5TURNS 2Ag 7 8 mm L3 4 1 ELCA L4 FILTRO INDUCTOR 2TURNS 2Ag 7 5 mm L4 5 1 ELCA TL1 FILTRO TR LINE Ag W 4 L 61 H 8 T 0 8 TL1 6 1 ELCA TL2 FILTRO TR LINE Ag W 4 L 51 H 8 T 0 8 T...

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