Emerson-Radio-and-Phonograph-Corp-594 电路原理图.pdf

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1、MANUAL OF 19S0 MOST-OFTEN-NEEDED RADIO DIAGRAMS Emerson Radio MODELS: 581, 594, 595 CHASSIS MODELS: 120014A, 120071A IF PEAKED AT 455 K.C. ?SK7 |- 12SQ7 V2 * _V3 i. : ,/= 005 V I Mimosa SW 3515 50L6 I2SK7 I2SS7 I2S07 DIAL CORD DRIVE - CHASSIS 120014 INSTRUCTIONS FOR VOLTAGE AND RESISTANCE READINGS 1

2、. Voltage readings are in d.c. volts and resistance readings in ohms unless otherwise specified. 2. All measurements made with voltohtnyst. 3. Socket connections are shown as bottom views. 4. Measured values are from socket pin to common negative, unless otherwise specified. 5. Line voltage maintain

3、ed at 117 volts for voltage readings. 6. Nominal tolerance on component values makes possible a variation of 15% in voltage and resistance readings. 7. Volume control at maximum with no signal applied, for voltage measurements. SYMBOL TUBE 12SA7GT 12SK7GT 12SQ7GT 50L6GT 35Z5GT VOLTAGE READINGS RESISTANCE READINGS SYMBOL 12SA7GT inSK7GT 12SQ7GT 50LbGT 35Z5GT NC = no connection; K = kilohm; Meg. = megohm. * Readings taken to pin 8 of V5. 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