Crosley-Corp-170 电路原理图.pdf

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1、MANUAL OF MOST-OFTEN-NEEDED RADIO DIAGRAMS The Crosley Radio Corporation, Cincinnati, Ohio Model 170 Specifications Model 170 is a ten tube dual band super heterodyne designed for operation from A.C. electric circuits. The intermediate frequency used is 181.5 Kc. Tubes and Voltage Limits The followi

2、ng are the tubes and voltages measured with the receiver in operating con dition but with no signal to the antenna cir cuit, and with a line voltage qf 117.5 volts (235 volts for 220 volt receivers). All volt ages, except filament, are measured with a 500 volt D.C. voltmeter (1000 ohms per volt) fro

3、m tube contact to chassis. Filament volt ages are measured with a low range A.C. voltmeter. Filament Tube Position Plate Screen Grid Cathode Suppressor Grid 58 Modulator 276 120 6.0 6.0 56 Oscillator 50 6.0 58 I. F. Amplifier 276 120 8.0 8.0 58 I. F. Amplifier 276 120 8.0 8.0 56 Detector 0 56 Phase

4、Shifter 55 0 56 A. F. Amplifier 56 2.0 2-2A5 Output 269 3.0 80 Rectifier 355 276 18.0 Voltage limits are plus or minus 10% of values given. 63 !, RECORD Or CHANGES 64 1 A I7n IS 0 uJTtf l7n 57 fi iretf* Apmb If 3-77/ US4- W o , 7 : * _b ITEM (O Df.UUt) 34.T3 - : ee T1- l CXOLI v (| , Coi. 76, . _ - no kliKirta 7 _ f-t-xt,_!_ B-Z33S9 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