Olympic-Radio-and-Television-Inc-6-604W 电路原理图.pdf

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1、OLYMPIC TRU-BASE RADIO Model 6-604W (Walnut) and 6-604V (Ivory) 1947 MOST-OFTEN-NEEDED RADIO DIAGRAMS *itLIGNMENT PROC0URE CHAHT - SET BANC CONNECT HIGH SIDE OF SET SIGNAC STEP SWITCH SIGNAL GENERATOR GENERATOR ON TO- TO- R.F SECTION OF VARIABLE CONDENSER OR PIN 4 OF 1 a. C. THE GSS7 TUBE IN SERIES

2、45S KC WITH A -IMFD, 400 VOLT ayPENSER._ R.F SECTION OF VARIABLE CONDENSER OR PM B OF 2 B- C. THE I2SA7 TUBE IN SERIES 4SS KC WITH A I MFD. 400 VOLT CONDENSER. EXTREME RIGHT HAND POSlTIONiNDENSER plates FULly OPEN). EXTREME RIGHT HAND POSITION (CONDENSER PLATES FULLY OPEN). ADJUST THE FOLLOWING FOR

3、MAXIMUM OUTPUT ( KEEP SIGNAL FROM SIGNAL GENERATOR AS LCW AS POSSIBLE). RADIATED SIGNAL (CONNECT BOTH SIDES OF SIGNAL GENERATOR TO RADIATION LOOP). (OSCILLATOR TRIMMER) RESONANCE, APPROXIMATELY q, I400KC. I400KC CALIBRATION POINT f D ANTENNA TRIMMERS) ON DIFFUSER PLATE_ RESONANCE. APPROXIMATELY 5 (P

4、AODER) 600 KC. 600 KC CALIBRATION POINT rqcK VARIABLE FOR MAXIMUM SIGNAL ON Diffuser plate. i _ _ , REPEAT STEPS 4. 5 AND 6 1 C4 lOSCILLATOR TRIMMER) ,g I SECOND PEAK FROM TIGHT POSITION. I C2 (ANTENNA TRIMMER) -tcHKK THAT PINTER (AT kNANCE) COINCIDES 6MC RESONANCE WITH 6 MO CALIBRATION POINT |F NOT

5、 REPEAT STEP B NOTE* In order to adjust the short wave osciMator trimmer and the short wave r-f trimmer accurately to the fundamental frequency and not to the image Signal, turn the trimmers first to the maximum capacity position (fully tight) From this position loosen the trimmer through one peak indication on the outputmeter until a second peak is obtained. Adjust for maximum output on this second peak. c 1 in Ann . , sJ. /rtrtOOA 3 pm I I r A 009/900 A 0O/l xlo. VOLUME POWER SWITCH S BROADCAST-SHORTWAVE TUNING 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 RadioFans.CN