Galvin-Mfg-Co（Motorola）-57H1A 电路原理图.pdf

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1、VOLUME R-17, MOST-OFTEN-NEEDED 1957 RADIO SERVICING INFORMATION Capacitors - Decimal values in MF, all others in MMF unless otherwise specified. Voltages - Measured from point indicated to ground with a VTVM. No signal input Inpul voltage -117 ACi 10*. Tuning Range - 535 to 1620 KC. IF - 455 KC. -CA

2、LIBRATION MARK L2 Connections Of TO 301MF 50Jmf T T T 50C5 128 A6 128E6 12AV6 06VAC 36VAC 24 VAC 12 VAC DISASSEMBLY INSTRUCTIONS 1- Pry rear cover off with a small screwdriver by insert ing screwdriver between cabinet and top center edge of cover. Care should be taken not to damage cabinet with scre

3、wdriver. 2. Pull knobs off from front of receiver. 3. Compress mounting bracket and slide ON-OFF switch and pilot light assembly from retaining slots in cabinet. 4. Remove screw from interlock plug and remove interlock plug. 5. Remove three screws which hold chassis in cabinet. 收音机爱 好者资料库 RadioFans.CN