Crosley-Corp-22 电路原理图.pdf

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1、MANUAL OF 1941 MOST POPULAR SERVICE DIAGRAMS INSTALLATION, OPERATION AND SERVICE INSTRUCTIONS FOR CROSLEY MODEL 22AS 1TIVRAWSL_ JHl 39 &800 T 4023601 Si *300* I .000051 M OSC. COILS1 E2MES I I_le PHONO TERMINAL BOARD 1 pi MODEL- 22 455 KC I.F. Alignment Dummy Sequence Antenna 400 ohm (carbon) 400 oh

2、m (carbon) * s o 5 .003 | II40023 CONNECT TO TERMINALS ON PHONO TERMINAL BOARD Frequency Input to Band Setting Receiver Switch 455 Kc. Ant. Lead (Blue) B. C. 15.3 Me. Ant. Lead (Blue) S. W. 15.0 Me. Ant. Lead (Blue) S. W. 1650 Kc. Ant. Lead (Blue) B. C. 1400 Kc. Ant. Lead (Blue) B. C. B. C. and 2.5

3、Me. Ant. Lead (Blue) switch on looptoPol. Tuning Cond. Setting Fully Open Fully Open Approx. 15 on dial Fully Open Approx. 140 on dial Approx. 2.5 on dial lower right corner Trimmers Adjusted 2nd I-F (2) 1st I-F (2) S. W. OSC” (on gang) S. W. ANT center trimmer on right end B. C. OSC” front trimmer

4、on l ight end B. C. ANT” rear trimmer on right end Pol. Ant on loop Adjust for Maximum output. Adjust for Maximum output. Adjust for Peak. See foot note. Adjust for Maximum while rock ing gang back and forth. Adjust for peak. Make sure the switch on loop is in B. C. position. Adjust for Maximum outp

5、ut. Adjust for Maximum output. VOLTAGE. CHART ALL VOLTAGES MEASURED FROM SOCKET PIN TO CHASSIS 117.5 VOLT LINE SOCKET PIN NUMBER TUBE SECTION 6SA7Osc.-Mod. 0 0 225 74 U u o.o. 6SQ7Det. A.V.C.1st A.F. 0 0 0 0 0 100 6.3 A.C. 0 6V6GTOutput . 0 0 209 225 . 6.3 A.C. 10. All voltages measured with 1000 OH

6、M/Volt Voltmeter except heaters. Voltages may vary 10% of valuesgiven DROP ACROSS SPEAKER FIELD. 58 Volts MAXIMUM POWER OUTPUT o 130 V. LINE 6.5 Watts 0 74 100 0 316 A.C. 6.3 A.C. 0 6.3 A.C. 225 6.3 A.C. 0 6.3 A.C. 10.5 0 283 COMPILED BY M. N. BEITMAN, SUPREME PUBLICATIONS 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 RadioFans.CN