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RF Technology PA50 

 

Page 15  

 

 

B  PA50 PARTS LIST 

 

Ref. 

Description 

Part Number 

 
C28 

Capacitor 100pF 1% 500V Silver Mica 1210 

48/3003/100P 

C29 

Capacitor 100pF 1% 500V Silver Mica 1210 

48/3003/100P 

C121 

Capacitor 82pF 5% 63V NPO 1206 

46/3300/082P 

C130 

Capacitor 330pF 5% 63V NPO 1206 

46/3300/330P 

C131 

Capacitor 100pF 5% 63V NPO 1206 

46/3300/100P 

C132 

Capacitor 100pF 5% 63V NPO 1206 

46/3300/100P 

C133 

Capacitor 180pF 5% 63V NPO 1206 

46/3300/180P 

C1000 

Capacitor 150pF 1% 500V Silver Mica 1210 

48/3003/150P 

C1001 

Not Fitted 

L2 

Inductor 150nH 6 turns CW 6.35mm ID 

37/0635/1506 

L3 

Inductor 184nH 7 turns CW 6.35mm ID 

37/0635/1507 

L4 

Inductor 215nH 8 turns CW 6.35mm ID 

37/0635/1508 

L5 

Inductor 215nH 8 turns CW 6.35mm ID 

37/0635/1508 

L6 

Inductor 215nH 8 turns CW 6.35mm ID 

37/0635/1508 

L102 

Inductor 307nH Coilcraft Maxispring 

37/MAXI/307N 

L106 

Inductor 491nH Coilcraft Maxispring 

37/MAXI/491N 

 

Frequency Dependant Parts PA50C ( 38 – 50 MHz ) 

 
C9 

Capacitor 15pF 1% 500V Silver Mica 1210 

48/3003/015P 

C10 

Capacitor 12pF 1% 500V Silver Mica 1210 

48/3003/012P 

C11 

Capacitor 12pF 1% 500V Silver Mica 1210 

48/3003/012P 

C12 

Capacitor 3p9F +/- 0.1pF 500V Silver Mica 1210 

48/3003/03P9 

C13 

Capacitor 47pF 1% 500V Silver Mica 1210 

48/3003/047P 

C14 

Not Fitted 

 

 

 

C15 

Capacitor 18pF 1% 500V Silver Mica 1210 

48/3003/018P 

C16 

Capacitor 82pF 1% 500V Silver Mica 1210 

48/3003/082P 

C17 

Capacitor 4p7F +/- 0.1pF 500V Silver Mica 1210 

48/3003/04P7 

C18 

Capacitor 12pF 1% 500V Silver Mica 1210 

48/3003/012P 

C19 

Capacitor 100pF 1% 500V Silver Mica 1210 

48/3003/100P 

C20 

Not Fitted 

C21 

Not Fitted 

C22 

Capacitor 100pF 1% 500V Silver Mica 1210 

48/3003/100P 

C23 

Capacitor 12pF 1% 500V Silver Mica 1210 

48/3003/012P 

C24 

Not Fitted 

C25 

Capacitor 33pF 1% 500V Silver Mica 1210 

48/3003/033P 

C26 

Capacitor 39pF +/- 0.1pF 500V Silver Mica 1210 

48/3003/039P 

C28 

Capacitor 68pF 1% 500V Silver Mica 1210 

48/3003/068P 

C29 

Capacitor 68pF 1% 500V Silver Mica 1210 

48/3003/068P 

C121 

Capacitor 82pF 5% 63V NPO 1206 

46/3300/082P 

C130 

Capacitor 180pF 5% 63V NPO 1206 

46/3300/180P 

C131 

Capacitor 68pF 5% 63V NPO 1206 

46/3300/068P 

C132 

Capacitor 68pF 5% 63V NPO 1206 

46/3300/068P 

C133 

Capacitor 180pF 5% 63V NPO 1206 

46/3300/180P 

C1000 

Capacitor 100pF 1% 500V Silver Mica 1210 

48/3003/100P 

C1001 

Not Fitted 

 

L2 

Inductor 121nH 5 turns CW 6.35mm ID 

37/0635/1505 

L3 

Inductor 150nH 6 turns CW 6.35mm ID 

37/0635/1506 

L4 

Inductor 184nH 7 turns CW 6.35mm ID 

37/0635/1507 

L5 

Inductor 184nH 7 turns CW 6.35mm ID 

37/0635/1507 

Содержание Pa50 Eclipse Series

Страница 1: ...gy rfinfo rftechnology com au October 2003 Revision 2 PA50 Amplifier Operation and Maintenance Manual This manual is produced by RF Technology Pty Ltd 10 8 Leighton Place Hornsby NSW 2077 Australia Co...

Страница 2: ...4 4 I O Connections 4 5 Circuit Description 5 5 1 Driver Stage 5 5 2 Output Stage 5 5 3 Low Pass Filter 5 5 4 Bias Supply 5 5 5 Reflectometer 6 5 6 Metering Circuits 6 6 Specifications 7 6 1 Physical...

Страница 3: ...ication and not an alarm condition as the exciter monitors the PA50 temperature at all times in order to keep within safe operating limits 2 Internal Adjustments All internal adjustments are factory s...

Страница 4: ...egrees This reading deviates by 10mV per degree of change TP203 Reverse voltage output from the reflectometer TP204 Forward voltage output from the reflectometer DB9 pin 1 GND DB9 pin 2 O P drain curr...

Страница 5: ...provide a balanced feed for the push pull output stage 5 2 Output Stage The output stage amplifies the 5 10 W from the driver to in excess of 150 W for final delivery into the low pass filter Q100 an...

Страница 6: ...0 provides a DC reference point for the diodes 5 6 Metering Circuits These circuits are included so that the exciter can interrogate the PA and read all the vital operating levels U203 is an A to D co...

Страница 7: ...The PA50 is designed to fit into a 19 inch rack mounted frame The installed height is 4RU or 178mm and the depth is 350mm The amplifier is 125mm wide An extruded aluminium heatsink with vertical fins...

Страница 8: ...us up to 60 degrees C ambient Spurious Emissions less than 0 25uW Maximum Heatsink Temperature 110 degrees C Mismatch Protection Protected from damage by control from the exciter Connectors Antenna co...

Страница 9: ...RF Technology PA50 Page 9 A ENGINEERING DRAWINGS A Engineering Drawings 1 Block Diagram 2 Main PCB Schematics 3 sheets...

Страница 10: ...63V NPO 1206 46 3310 01N0 C109 Capacitor 1nF 5 63V NPO 1206 46 3310 01N0 C110 Capacitor 1nF 5 63V NPO 1206 46 3310 01N0 C111 Capacitor 1nF 5 63V NPO 1206 46 3310 01N0 C112 Capacitor 1nF 5 63V NPO 1206...

Страница 11: ...10 AV99 D102 Diode BAV99 SOT 23 21 3010 AV99 D103 Diode BAV99 SOT 23 21 3010 AV99 D200 Diode BAV99 SOT 23 21 3010 AV99 D201 Diode BAV99 SOT 23 21 3010 AV99 D202 Diode ZRC400F03 4 096V reference 3 100p...

Страница 12: ...stor 1R 10 3W axial wirewound 51 1053 001R R113 Resistor 0R05 20W T0 220 51 T220 0R05 R114 Resistor 100K 1 200ppm 0805 51 8511 100K R115 Resistor 100K 1 200ppm 0805 51 8511 100K R116 Resistor 100K 1 2...

Страница 13: ...238 Resistor 100K variable 11 turn 4mm gull wing 53 SMV1 100K R235 Resistor 33R 5 1W 200ppm 1218 51 8251 0033 R236 Resistor 4K7 5 1206 51 3380 04K7 R237 Resistor 4K7 5 1206 51 3380 04K7 R238 Resistor...

Страница 14: ...H 7 turns CW 6 35mm ID 37 0635 1507 L3 Inductor 247nH 9 turns CW 6 35mm ID 37 0635 1509 L4 Inductor 247nH 10 turns CW 6 35mm ID 37 0635 1510 L5 Inductor 284nH 10 turns CW 6 35mm ID 37 0635 1510 L6 Ind...

Страница 15: ...pF 500V Silver Mica 1210 48 3003 03P9 C13 Capacitor 47pF 1 500V Silver Mica 1210 48 3003 047P C14 Not Fitted C15 Capacitor 18pF 1 500V Silver Mica 1210 48 3003 018P C16 Capacitor 82pF 1 500V Silver Mi...

Страница 16: ...6nH Coilcraft Maxispring 37 MAXI 246N L106 Inductor 380nH Coilcraft Maxispring 37 MAXI 380N Front Panel PCB R1 Resistor 100R 5 0 25W axial 51 1040 0100 D1 Diode LED Yellow RA 21 1010 LEDY D2 Diode LED...

Страница 17: ......

Страница 18: ...lts Rev Volts Driver Bias Q101 Bias Q100 Bias Temperature Compensation Q100 Bias voltmeter Q101 Bias voltmeter Temperature Compensation Driver Drain Current Q101 Bias voltmeter Q100 Bias voltmeter O P...

Страница 19: ...26 1K J204 LINK J205 LINK J203 LINK CurrSense DrvSense B1Sense B2Sense PwrSense R211 10K R210 10K R206 10K 5V R224 560R R223 100R S1 S2 S0 S1 S2 S0 S1 S2 S0 S 0 2 Forward Reflected Power Meter Fan Swi...

Страница 20: ...ge Output Stage Bias Voltage Measurement Interface Drain Current Meter L100 BEADS C112 1nF C102 100nF C100 100nF C118 10uF R112 1R0 28V R100 470R 5V Drain Current Meter 5V 5V DrvSense Drv DCurr RF UNF...

Страница 21: ...Size A3 Date 21 Feb 2002 Sheet of File C Program Files Design Explorer 99 SE rft PA50 ddb Drawn By 1 6 2 7 3 8 4 9 5 J2 DB9 D3 LED D2 LED D1 LED 28V 28V Power LED Over Temperature LED RF Output LED D...

Страница 22: ...ut Low Pass Filter C12 see table C25 see table Drv DCurr R1 1 2K R2 1 2K 28V C8 470uF L1 3u3H C6 100nF C7 1nF 28F 28F DrvSense C14 see table C17 see table C20 see table C23 see table C26 see table C24...

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