Montgomery-Ward-and-Co-15HA-1554A 电路原理图.pdf

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1、DIAL CORD STRINGING RADIO TABLE MODELS I5HA-I553A I5HA-I554A TURNS MANUAL OF 1951 MOST-OFTEN-NEEDED RADIO DIAGRAMS * CAUTION SEE NOTE 9. Intermediate Frequency. 1 SOCKET VIEWS ARE BOTTOM VIEWS. 2 ALL VOLTAGES ARE MEASURED BETWEEN TUBE SOCKET TERMINALS AND ELECTRICAL GROUND (NOT CHASSIS) WITH ZERO SI

2、GNAL INPUT s. line Voltage_nr v ac 4 ALL VOLTAGES SHOWN ARE DC UNLESS OTHERWISE SPECIFIED. AC VOLTAGES SHOWN BECOME DC WHEN OPERATING FROM A DC LINE 5. DC VOLTAGES SHOWN WERE MEASURED WITH AN ELECTRONIC VOLTMETER - 6. “NCl.NO CONNECTION (VOLTAGE SHOWN FOR THIS TERMINAL ONLY WHEN TERMINAL IS USED AS

3、A TIE LUG) 7 *NR!-NOT READABLE. (READING GENERALLY MEAMNGLESS) 8. | SPACE PROVIDED FOR SERVICE METER READINGS 9. ALL READINGS TAKEN WITH LINE PLUG POLARIZED SO THAT GROUND BUSS AND CHASSIS ARE AT THE SAME POTENTIAL WITH THE CHASSIS GROUNDED. v4 SO L6 GT 1 47,000 100 MMF CH 100 MMF NOTE- RESISTOR VALUES ARE IN OHMS. C ALL RESISTORS ARE I/2W. UNLESS OTHERWISE SPECIFIED. CAPACITOR VALUES ARE IN MFD. UNLESS OTHERWISE SPECIFIED, i INDICATES ELECTRICAL GROUND rfn INDICATES CHASSIS GROUND _ 270 C7A 2W C7B- Copyright 1989-2025 Nostalgia Air 收音机爱 好者资料库 RadioFans.CN