Zenith-Radio-Corp-5C09 电路原理图.pdf

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1、VOLUME R-20, MOST-OFTEN-NEEDED 1960 RADIO SERVICING INFORMATION ZENITH RADIO CORPORATION MODELS C520B,V,W CHASSIS 5C09 I2AV6 DET.AMP. 50C5 PWR.AMP. mti Lj f 1 Rl Is MEG T T -1.4. f-. VOLUME CONTROL cooe 50C5 I2BA6 I2BE6 |2AV6 IIOV. A C APPLIANCE SOCKET I.F. TRANSFORMED NUMBtRlNG STARTS N|Th *| TERMI

2、NAL AS f|$T 1ERMINAI CLOCK*ISE FROM MARKER COOE ;KM|Al AS viEmEO from Ctl OF CHASSIS. OENOTES COMMON HETUftN B- . DENOTES -J f CHASSiS -A .C. PLUG ALTERNATE PARTS WHEN Ul IS I2AV6 NOT USeO SEE SCHEMATIC BELOW ON Ul SECTION LEAOS LINE UP ACCORONG TO THE PART NO AS SHOWN SPEAKER LEADS L2 OSC. COIL LT2

3、 2ND I.F TRANSFORMER L5 PRI. BOTTOM L6 SEC. TOP CLOCK AND- SWITCH LEADS Tl 1ST I.F TRANSFORMER L3 PRI. BOTTOM L4 SEC. TOP CIB ANTENNA TRIMMER CID OSCILLATOR TRIMMER TUNING VOLUME CONTROL TUBE AND TRIMMER LAYOUT ALIGNMENT PROCEDURE Connect Dummy Input Sig. Set Oscillator To Antenna F requency Dial At Trimmers Purpose Converter Grid .5 Mfd. 455 Kc. 600 Kc. L3.L4.L5, L6 For I.F. Align ment. One Turn Loop Coup 1600 Kc. 1600 Kc. CID Set Oscillator to Dial Scale led Loosely to Wave Magnet 1400 Kc. 1400 Kc. i CIB Align Antenna Stage 170 收音机爱 好者资料库 RadioFans.CN