Crosley-Corp-52TQ 电路原理图.pdf

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1、MANUAL OF 1942 MOST POPULAR SERVICE DIAGRAMS INSTALLATION, OPERATION AND SERVICE INSTRUCTIONS FOR CROSLEY RADIO MODEL 52-TQ CHASSIS No. 83 *hanger.rnTheVolurneContSrolradI?iilfUcht ofeCth,etirece*vernust MmM before the motor will operate. This volume control also controls the output level of Bhonogr

2、*0 series of twelve 3? dE?8-ri.r consist of less records than listed above._ 1 ALIGNMENT PROCEDURE CHART Alignment Sequence Dummy Antenna .0001 MF. .0001 MF. .0001 MF. Frequency Input Connection Setting to Receiver 1630 KC. 1400 KC. Antenna Lead Antenna Lead (red) Antenna Lead (red) Tuning Cond. Set

3、ting Fully Open Fully Open 140 Dial Trimmer Remarks Adjusted _ 1st 1-F(2) Adjust for maximum signal. 2nd I*F(2) Adjust for maximum signal._ B C Osc M Adjust for maximum output. Gang does not have to tune through signal. B.C.*Ant. Adjust for maximum output. Repeat the original alignment procedure for

4、 more accurate adjustments. Always keep signal generator output as low possible to prevent action of the A. S. C. circuit. Socket Voltage is measured 117.5 V line TUBE VOLTAGE CHART (BETWEEN SOCKET PINS AND B-) WITH 1800 OHM PER VQLT-S00 V. RANGE D. C. VOLTMETER FUNCTION _PIN NUMBER _ PIN NUMBER I.

5、F. Amp. Det., Etc. Current thru Speaker Field90 M. A. _ . 455K.C.I.F coil J*1 i.FTRANS PHONO I SWITCH I | | 220M 1 , T :a MOMA 47MEG-1 S 1.22 =t=15 68M-1 VOLUME 23 f CONTROL 32 a I l5Mf Of 11 ot. TUBE LAYOUT iioiSS ICHSISl COMPILED BY M. N. BETTMAN, SUPREME PUBLICATIONS NEATER i gff.Q CIRCUIT g B5M T? I 50L6 I2SK7 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