RCA-Victor-Co-Inc-RP-190D-2 电路原理图.pdf

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1、VOLUME R-16, MOST-OFTEN-NEEDED 1956 RADIO SERVICING INFORMATION A, _ 7-IY-2JJ and 7-EY-2HH rca Victor Chassis No. RS-155A Record Changer RP-190D-2 vl I2AV6 Wi AMPL. cy,c, 1MEG. V2-! T Iiff VOLUME 7-1 V V/K CNTL. j?SR2 R3 JL_ 1|847KS e . R6 I7 12*VA A CHASSIS GROUND 115 V. A.C. SUPPLY VOLTAGES MEASUR

2、ED TO COMMON WIRING WITH VOLTOHMYST, SHOULD HOLD WITHIN 120% V2 Vl 50C5 I2AV6 CATHODE CURRENTS I2AV6-.21 MA 50C5-50.6 MA 35 W4.50.81 MA rca Victor II5V. A.C. INPUT TO CHANGER Portable Automatic Record Player Model 6-ES-5 Chassis No. RS-157 Record Changer RP-198-5A O par) V RECT. J CRITICAL LEAD DRES

3、S f v2 I50L6 GTl VoUTPUT/ 1. Dress all leads away from R5 and R7. 2. Dress Rg down next to chassis. 3. Dress all A.C. leads away from audio input cir cuit. 4. Dress power cord and other leads away from moving parts oi record changer. R1 2 MEG. VOL. CONT. VI 12SQ7 AMPL. V2 50L6-GT OUTPUT nit. 114 收音机爱 好者资料库 RadioFans.CN