mcmartin tbm-3700 fr..
Transcription
mcmartin tbm-3700 fr..
D D McMartin. SW 5 REMOTE METER (REAR CHASSIS) • FRED METER COARSE METER ZERO ZERO T--- R7 509 , f\j 2V (P P) 100 KHz AI AND MIXER BOARD 50 A2 100 KHz I.F AMP,L I MTER AND 100 KHz REF OSC 552017 A L 5500 2 3 8 d 0 F igv 0 • I3V 24 II8V TC IN941 FREQUENCY PUSH TO CAL. SW 1 C1.11 10 64V . R6 5K !FRED ADA SECT 4 T TA8- 0 - R8 27C 14 RI 100 2W WIDE BAND OSCILLATOR MIXER AND SQUELCH BOARD 550025 +15V % AALF.A.,0 Iv (P-P) 0 +24V /VW1 02V (P-P) • O 0 0 2 FRONT O fl;) 012 41 0,- , S/ CA N RI THRU R20-2W R5 50K - CONTROL RELAY SEE DETAIL "A" 5 ___1? 974006 • C3 12 100 100 II 5v .83v REG to lJti R5 2 2K NA. 'CARRIER/POWER' PL 2 1325 AMBER 6V C5 120 22 47V IR478 coNTRoLiL4, 4 4262 1% • RIO 6 89 • C4 /7 • 50kele.‘„ R24 ,59 2W 01^. /(14411r ) 6.UNLESS OTHERWISE SPECIFIED RESISTORS 1/2W 3%‘16 CAPACITORS IN MED red PRODUCTION IN 5 STARED(*) VALUED COMPONENTS SELECTED bay AADJUST FOR 3MA AT 105 VAC 1 DENOTES FRONT PANEL FUNCTION. 2 (P-P)VALUES TYPICAL 10 0. 012 0. 012 • 01 0, 01 12 0 0 R13 129 Q 04 REAR Ri4 1 29 5 FROM! 0 0 0 (44ciw cAa.51.54 • 02 40 328 • R16 47K RI? 68K Z3 36v 193613 1O I ' R15 689 rN RIO 479 RI9 4 39 w. R20 156 -8 0,2 01 ; o ob 1 -0 0 0 • ERATE H 0 -50 A A8 2 262 1/4% MONI TOR METER AMP B 551005 RI 6.83K 1/4% -t-- L is v (P-F) +62V 0 200 030 -100 0-40 41.24v 462V INPUT 552019 912 3.36 5v V (NAM AMPLIFIER • QI FRONT 0 0 0 LO REMOTE MOO CAL (REAR CHASSIS) RI5 5K 0 0 RII 33K .--R23 730 0 MOD METER 1" - I AID 320 64V REMOTE R19 259 f\i .5v(P-P) tR3 2663.9 1/4% :7) 32 64v • -- 2 012 01 Al REMOTE MOD. METER AMP 551014 (OPTIONAL) A ALARM 24V •8+ • 0 Q I REAR O vN 03 194006 Ck-Se (re/a I - ~'OO R9 2 2 K 034 194006 er.94_,21 5 /4 rm at ri i•ychofr) (/055. 012 O T MAIN MOD cAL 4 94 012 0 O 0 'CI. F L-3 IS KHz LOW PASS FILTER 95 100 I% 01 0 0 2 FRONT 04 FRONT 97 22K REMOTE PEAK LIGHT 0.72„ SW4 METER RANGE Of 0 0 1W 71 36v 19368 IOW I 0 012 O R6 33K 921 39 922 r, 1 1 3 • R8 339 DETAIL "A" ,6 -1_ , : 54 13 9 20 10 -÷- REMOTE METER CAL I 4- R3 2 2K 'REMOTE FRED METER imnAeL w*--• 551004 DI 05A 7 C C6-1100 2 REAR R4 32K 411D 40328 Fi : • CARRIER 80v 10 RF NO CARRIER 4 40V 'POWER' 01 _L 8205 IC7 100 A +52V 3 FRONT (;) 900055 .. -1".: °0 R2 27K 16 11 93 94 D4 RI 2 2K 194006 20v 30/609:- AND BUFFER AMPLIFIER 0 012 *Cr0 WIDE RAND OUTPUTS PL3 4 5V (PP) 1; 28 7 10K PEAK INDICATOR CAL PHASE SPLITTER nv 2 5V P-P) 2 REAR 0 R26 ISO PEAK INDICATOR .327 WHITE 28V r-- 0 +13V [ H •.-. 012 AM 194006 IA A5 b_ 0 I 0 550024 550157 IJ IV (P-P) ® AND E CAL OSC BOARD +24V 15v DEMODULATOR FL-4 900 KHz BAND PASS FILTE 2v(P-P) I REAR oAht sm A3 WIDE BAND A6 PEAK FLASHER j05V(P-P) 0- - -01NT • R3A 390 r !PEAK MOD] B 0 0 F MS /N C 900KHz FL-I 00 KHz OWPASS FILTER MN RFO. 93 2 7K 0 IV (P-P) IV(P-P) A4 WIDE BAND AMPLIFIER AND EMITTER FOLLOWER 552018 SW 2 12 NORMAL 12 VAC T __ I 19 .70V • 115V WITH SW3 PUSHED 00 0 f\J (P -P) 914 3.3K I FUNCTION ] CD CD JI MOD. CAL. RI2 12K 1+62V (+13V WITH SWI PUSHED) •47V +47V 0 5n , NP uT FL-2 60 Hz LOWPASS FILTER Ail 2 SECT 3 o 1 6.89 TEMP 1210 f.C2 DEVIATION ADJUST l r Al SECT 2 i •II 8,1 OVEN PL I gE) '330 GRfE N METER SW3 MODUL ATION PUSH TO CAL 1 OSCILLATOR MULTIPLIER f--1RIO 927 FREQUENCY RS 2 5K A9 2 5v (P-P) DB AMP ISOLATION AMP 4 ) 1 /. 462V - IMOOuLAi ION METER • O +22V 551014 I IT 5 REAR 18 0 0 O 012 • 01 o oo I. POWER SUPPLY VOLTAGE el T HRU .20 10% T BM-3700 FUNCTION DIAGRAM NOTES: 7 /75 14 213