Zenith-Radio-Corp-M507C 电路原理图.pdf

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1、VOLUME R-26, MOST-OFTEN-NEEDED 1966 RADIO SERVICING INFORMATION ZENITH RADIO CORPORATION MODELS M507B.C.W AND M511C,W,V USING CHASSIS 5M03 _38X FROM 600T0455KC II X FROM _ _455KCT0400b w5 92V _40 X AT_ 05WATT OUTPUT JI AT 4000._. .05 WATT OUTPUT V3 I2AV6 DET. AMR V4 50C5 PWR. AMP. (100-264) - Rl 1.5

2、 MEG _I ON AI SECTION LEADS LINE UP ACCORDING TO THE PART NO AS SHOWN ICS i|TCH ”j 1 II A*Q . | 4“ # ALTERNATE PARTS WHENAI IS NOT USED SEE SCHEMATIC KU)W RED C7B ,.80 ALL VOLTABES MEASURES FROM CHABBlS TB POlBTS INDICATES VITA AN A.C., D.C. 01 VACNUN TUBE VDLTNCTC*. USE BNLV TENITN NON-INBUCTIVE EL

3、ECTROLYTIC CONBENSENS FBI REPLACEMENT. IF ANY BTNER TYPE Of ELECTROLYTIC IS NSEB IT V|LL BE NECESSARY TB ADD C SNOVN IN BOTTED LINES. I.F. TRANSFORMER NUMSERINB STARTS VITN f| TERMINAL AS FIRST TERNIRAL CLOCKWISE FROM MARKER CBDE TERMINAL AS VIEVEB FROM RBTTOM OF CHASSIS. I.F. FREQUENCY 455 KC TUNIN

4、G RANGE 5S5 - 1820 KC ALL RESISTORS i20* TOLERANCE, 1/2MATT, CARBON UNLESS BTNERVI$E SPECIFIED. DENOTES CHASSIS T2-2ND I.F. TRANSFORMER- 1 L5 PRIMARY BOTTOM- I L6 SECONDARY TOP Tl- 1ST I.F. TRANSFORMER- L3 PRIMARY BOTTOM- L4 SECONDARY TOP -VOLUME CONTROL VOLUME CONTROL CID OSC.TRIMMER CIB ANT. TRIMM

5、ER- L2 OSCILLATOR COIL _ALIGNMENT PROCEDURE_ I CONNECT DUMMY INPUT SIG. SET OPERATION OSCILLATOR TO ANTENNA FREQUENCY DIAL AT TRIMMERS PURPOSE Converter Grid .5 Mfd. 455 Kc. 600 Kc. L3.L4.L5.L6 Align I.F. for max, output. 1600 Kc. 1600 Kc. CID_Set Osc. to Dial Scale. CIB I Alien Antenna Sta 154 收音机爱 好者资料库 RadioFans.CN