60 61 62 63 64 LOAD SCLK DATA RST1 RST2 HMC QHSEL R-MON GND1 B-MON Y-IN TRAP Y-DET B-Y IN C/R-Y IN ACC DET IC506 AN2533FH-V 1 2 3 4 5 6 7 8 9 10 11 10µ L701 100µ S782 LS9J2M-1FG-T TUNER/CALL 6 5 4 3 2 1 S701 1FG-T POWER 5 6 3 4 1 2 ...
2–2.999L1B1kHz3rdIFsignalatthe3rdmixercircuit(IC501).The3rdLO 3–4.999L2B2signal(3LO)fromthePLLunitenterstheMAINunitviathe J3601tobeappliedtothe3rdmixercircuit. 5–6.999L3B3 7–9.999L4B4 10–13.999L5B53-1-5DSPRECEIVERCIRCUIT(MAINANDDSP ...
The2ndIFsignalfromthelow:impedanceconverter{Q60)《IC503a)ontheSQLboard.。ThefiheredSignalisapplied isappliedtotheAMdemodulatorcircuit{D61)tobetothesquelchgate(IC21a,pin访ontheMAINunit,1C21a demodulatedintoanAFsignalandisthenbufferamplifiediscontrolledbythe“SQLS”signalfromtheSQLboard. atQ39,Theamplifie...
[TRANSMIT][MENU][RIT]IC501 [TUNER][SCOPE][SPLIT]R5F104LCAFB [P.AMP/ATT][MP][M-CHDN]MAINDAK/MAINDBK [CLEAR][QUICK][dTX] [NR][SET][A/B] [NOTCH][XFC][M-CHUP] [NB][AUTO_TUNE][CLEAR]5VEX-2500 [SPEECH/LOCK][V/M]Q4622SB1132L [TS]Q461L2SA1576AR 8V LIMITERMICUNIT FUDLJ1...