RCA-Victor-Co-Inc-RS-1000 电路原理图.pdf

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1、MANUAL OF 1948 MOST-OFTEN-NEEDED RADIO DIAGRAMS rcaVictor 65F and cv42 Elettrl,ler y IV/l vn Chassis No. (RC-1004E) (RS-1000) Cathode Ray Alignment is the preferable method. Connections for the ,T D|c _- oscillograph are shown in the diagram. 4ll kc. 17(0 kc. Output Meter Alignment.If this method is

2、 used, connect the meter j across the voice coil and turn the receiver volume control to maximum. 1 *-1 , - yps=r A Test Oscillator.For all alignment operations, connect the low side of I cu 1 the test oscillator to the receiver chassis, and keep the output as low as j _ r J possible to avoid AVC ac

3、tion. . c w ) Pre-Setting Dial.With gang condenser in full mesh, the pointer should j / be set at the left-hand end dial calibration mark. Top-VtCW 0 I1 Vc,-ant C2t 5KT SSMF - Top-View Connect high side of the teat oscillator to I-F grid in series with Antenna terminal in series with 200 mmfd. Tune

4、test osc. to Turn radio dial to Adjust the follow ing for maximum peak output Cl4, C15 and 750 kc 02, C13 (lat I-F Trans.) 1,720 kc Tuning condenser rotor plates all out C17 (osc.) 1,300 kc 1,300 kc signal C9 (ut.) 455 kc Quiet point between 550 and 750 kc Adjust C22 for minimum output on strong 455

5、 kc signal (SV5)(&Q 19 BOTTOM V OF TU SOCKETft C40-|QM (USED ON SOME TT 1 :wt? . ,Vs tee 5.75 t * -3.2v. APPROX. MAX. AVC. *-*v. feooicc) - -lav.risooKc) rfe,p Ik *SV. I SrtxEO + WAS F01 GAIN D*W- VERTlCAL Vi To THIS POINT, VERTICAL* TO CHASSIS. CIS to 1= sl*- two. BATTERY CABLE PLUG (PRONG VIFW-) H

6、OTt: FOR BATTERY OPERATION TAPE LUG. FOR ELECTRlFlCR OPERATION, CONNECT LUG TO CHASSIS. -74V SATTeay SAVC* roair-lOH -5.2V. MAA. OUTPUT POSITION BATTERY ELECTRIC SW. VIEWE0 FROM FRONT (MAX. CCW-) ANO SHOWN IN POS.NO. 1 POSITION I- BAVTSRV SAVCQ POSITION *- MAX. OUTPUT-SATT1RV POSITION 3- AC-DC OPERATION VOLTAGES SHOULD HOLD WITHIN *:20*/. WITH RATfO SUPPLY VOLTAGE U MEASURED WITH CHANALVST OR VOCrOMMYST. 收音机爱 好者资料库 RadioFans.CN