Noblitt-Sparks-Industries-Inc-145200 电路原理图.pdf

《Noblitt-Sparks-Industries-Inc-145200 电路原理图.pdf》由会员分享，可在线阅读，更多相关《Noblitt-Sparks-Industries-Inc-145200 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-19, MOST-OFTEN-NEEDED 1959 RADIO SERVICING INFORMATION H 2N3B3.2N270 OR 2N32I ARVIN Industries Model 3588 L_* R2 D CIA CIB Chassis 1.45200 -1 -1 :z 3 RB 3 R5 3 (C5 OK N32I / JR22R23/ eon B RI9 T3 R13 2N5 jJ VCI3 RESISTANCE VALUES ARE IN OHMS ; K . 1000. u5PAMlcTOC-MCR0FMttnSES, N MICR0W* N0

2、 VALUES GREATER THAN 1.0 ARE IN MICRO - MICROFARADS Qmm/) EXCEPT WHERE NOTED, ?GS T C0MM0M GR0UN0 ARE MEASURED WITH VACUUM TUBE VOLTMETER UNDER NO SIGNAL CONDITIONS WITH TUNING CAPACITOR CLOSED AND VOLUME CONTROL AT MAXIMUM CLOCKWISE ROTATION. SMMAL TEST POINT TEST FREQUENCY SERIES CAPTCITOR TO GENE

3、RATOR INPUT FOR .05 WATT OUTPUT (0.4 V ACROSS 3.2A) (0 455 KC .05 2000 M V X 455 KC .05 vuf 65 ju V CD 4 55 KC .05.*k j* 5 At V _ 1000 STANDARD LOOP 150 .44. V/M GOLLECTQR(C)-fo (B) BASE 33 (BOTTOM , F VIEWS) TRANSFORMER ALIGNMENT PROCEDURE Output meter reading to indicate 50 milliwatts. 0,4V Output

4、 meter connection.Across speaker voice coil Connection of generator ground lead.Common Ground Generator Modulation.30% 400 cycles Position of volume control.Fully clockwise Position of Variable Generator Frequency Dummy Ante nna Generator Connections Trimmers -Adj. in order shown for Max. Output Fun

5、ction of T rimme r Open 455 Kc . 05-p.f CIA A1 (Top of T3) I.F. A2 (Top of T2) I. F. A3(Bottom of Tl) I.F. A4 ( Top of Tl) I.F. Open 1670 Kc *Test Loop A6 Oscillator 1400 Kc 1400 Kc *Test Loop A7 Ante nna 600 Kc 600 Kc *Test Loop Check Point Standard Hazeltine Test Loop Model 1150 or 3 turns of wire about 6 in diameter placed about one foot from the set loop. 14 收音机爱 好者资料库 RadioFans.CN