WB4TUR 2/12/2000
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GE MSTR PRO XMTR
P101
1 GROUND (-10V & -13V)
2 PTT OUT (TIED TO pin 7)
3 FILAMENT +12.6 VDC OUT
4 LO B+ = +300 VDC INPUT @ 95 mA
5 HI B+ = +290 to 660 @270 mA VDC INPUT
(485 VDC=40Watts out, 660 VDC=60 watts out)
6 TX CHN GUARD , TIE TO +10 VDC INPUT (ONLY IF GE CHANNEL GUARD IS USED)
7 PTT IN (GND TO TX)
8 PWR SUPPLY BIAS INPUT -45 VDC
9 VOICE COIL HIGH REC AF HI
10 TONE ENCODER INPUT HI (from rx decode/encode board)
11 No CONNECT
12 F1 (GROUND TO SELECT)
13 TONE SHIELD GND for pin 10 above (from RX TONE ENCODE/decode BD)
14 CHANNEL GUARD +10 VDC (TO SPECIAL TONE ENCODER BD)
15 -20 VDC INPUT @ 90 mA
16 F2
17 F3
18 F4
19 mike lo
20 mike hi
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