Galvin-Mfg-Co（Motorola）-SP25 电路原理图.pdf

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1、VOLUME R-22, MOST-OFTEN-NEEDED 1962 RADIO SERVICING INFORMATION MOTOROLA Chassis HS-943, HS-952, Models SP26 and SK65 leftchannel / SPKR SPEAKER Sf py v/ia V, PI nr 1 2 TU T3 CONN (TOP VIEW) 1 2 T2 CONN (TOP VIEW) R3A , LOUD (sp26) :;NESSC4j,005_ -52ii-C tWs)-01 VIA 1/2 12AX7A VOLTAGE AMP ColOO f 11

2、 68V 1 Rll 120K u T Tciol.021 V2 35C5 POWER AMP left | CHANNEL J INPUT (I S 2 L I - 1 PIN VIEW 1Jr s 120V AC I V 1 pic|( M 1 VIB 1/2 12AX7A VOLTAGE AMP V2 VI H-1V AC/ 3 4 3 4 V3 35C5 POWER AMP +! -C17A JSOMF J50MF J50MF SPEA RIGHT CHANNEL SPEAKER SPEAKER WIRING FOR SK65 ONLY HS-943 all others In MMF

3、. VOLTAGES - Measured from point Indicated to B- with a VTVM. 104. No signal In. Record1 JL= B- _L=Chassls _L= changer V - In frame STEREO .rEiQ-| CARTRIDGE T -L RECORD CHANGER WIRING croIT! /tJMInT7! recept cAA3 I li.ug_vieiL_ 3_| PLUG / _ r blk PIH VIEW I- 120V 60L * l51- AC ONLY BLX LEFTCHANNEL S

4、PEAKER (MASTER) left channel speaker *HT PHASING virr- phasing 1 TRACER “T RIGKT CHANNEL SPEAKER T1 LEFT CHAN OUTPUT TRANS fVOLUME LEFT CHAN R1 VOLUME IRIGHT CHAN V2 50EH5 PWR AMP RIGHT CHAN _311 B“ BUJI kIGHT CHANNEL SPEAKER (REMOTE) ,R6 (f“ U RIGHTCHAN . OUTPUT TRANS R7 39 RB 820 pad o VAr C V2 VI

5、 I 4y3 34 93V 4C 47VAC R8 R5 C2 C3 R7 D s NOUS: APACITORS - UNLESS OTHERWISE SPECIFIED, VOLTAGES - MEASURED FROM POINT INDICATED DECIMAL VALUES IN MF. ALL OTHERS IN MMF. TO B- WITH A VTVM. 10* NC SIGNAL INPUT. = CHASSIS GROUND RC GROUND HS-942 SCHEMATIC-MODEL SP25 HS-942 PARTS LOCATION 收音机爱 好者资料库 RadioFans.CN