Zenith-Radio-Corp-J514L 电路原理图.pdf

《Zenith-Radio-Corp-J514L 电路原理图.pdf》由会员分享，可在线阅读，更多相关《Zenith-Radio-Corp-J514L 电路原理图.pdf（1页珍藏版）》请在收音机爱好者资料库上搜索。

1、VOLUME R-23, MOST-OFTEN-NEEDED 1963 RADIO SERVICING INFORMATION ZENITH RADIO CORPORATION MODELS J513C, F, G, L,CHASSIS 5J02 MODELS J514F, G, L,& W, CHASSIS 5J04 uses identical circuitry. 38X -FROM - 600 T0 455KC -FROM - 455KC TO 400dj *V 98 V. 7k T2 fsls * u 40 * - AT- .05 WATT OUTPUT 4000* .05 WATT

2、 OUTPUT I2AV6 DET AMR 50C5 PWR.AMP jiSJl I pSJL I I Igeh COLOR COOE-i fTo L2 : . OSC .Ml 6f con RI I. 5 MEG _J 68-26 ALIGNMENT WRENCH TUNING SLUGS OENQTCS CHASSIS-! CRCCH C8A 40MF0 , 150V L LS_2_T OH Ul SECTION ACTES: MARKER COOE LEAOSUNEUP All VOLTAGES MEASURED FROM CHASSIS TO POINTS INDICATED WITH

3、 AN A.C. O.C. OR Oi)M VACUUM TU9E VOLTMETER. PART NO AS SHORN USE ONIT ZENITH NON-INDUCTIVE ElECTNOlVtlC CONDENSERS FOR REPLACEMENT. IF ANY OTHER TTPf OF ELECTROLYTIC IS USED IT NILL IE NECESSARY TO ADO C7 SHOWN 105-43 IN OOT TED LINES. I.F. TRANSFORMER NUMBERING STARTS WITH II TERMINAL AS FUST TERM

4、INAL CLOCKWISE y y. L y 9-! FROM MARIE! COIE TERMIRAl AS VIEWEO FROM 80TT0M Of CRASS IS. TT TT TTT I.F. FREQUENCY 4SS 1C TUNING RANGE 536-1620 1C I | M M ALL RESISTORS *201 TOLERANCE, 1/2 WATT, CAIION UNLESS OTHERWISE SPECIFIED. Detail of IF Transformer CID OSC. TRIMMER CIB ANT. TRIMMER- ALTERNATE P

5、ARTS WHEN Ul 1$ I2AV6 NOT USED SEE SCHEMATIC 8EL0W - T2-2ND I.F. TRANSFORMER- L5 PRIMARY BOTTOM L6 SECONDARY TOP TI - 1ST I.F. TRANSFORMER L3 PRIMARY BOTTOM- L4 SECONDARY TOP Top view Chassis J513 5005 I -VOLUME CONTROL (mkf L2 OSCILLATOR COIL SPEAKER LEADS ALIGNMENT PROCEDURE CONNECT OSCILLATOR TO DUMMY ANTENNA INPUT SIG. FREQUENCY SET DIAL AT TRIMMERS Converter Grid .5 Mfd. 455 Kc. 600 Kc. L3,L4,L5,L6 One Turn Loop _ 1600 Kc. 1600 Kc. CID Coupled Loosely to Wave magnet _ 1400 Kc. 1400 Kc. CIB 178 收音机爱 好者资料库 RadioFans.CN