General Electric (GE) HJ-514 | Entire Electrical Restoration | Cabinet Pending
Автор: RestoreOldRadios
Загружено: 2024-07-29
Просмотров: 2261
A long video as requested by one of my subscribers showing many of the steps I took to repair/restore this General Electric (GE), model HJ-514 AA5 receiver from around 1939 or 1940. The cabinet refinish will follow as time/weather permits.
A few things other than your typical capacitor and resistor replacements that are noteworthy:
Dial String configuration & restringing
BEAM-A-SCOPE inductance for primary (external antenna connection) & secondary windings
I.F. Transformer lead wire issues & calculating Quality Factor (Q-Factor)
Shorted Tuning Condenser (Capacitor) repair & cleaning
Tube testing & my mistake along the way
Correcting a noise issue caused by the metal dial scale
Rewiring the on/off switch to the hot side (reference the article I noted) to make the receiver safer
Adding Bluetooth (w/ an Isolated Input) at: • AA5 Receiver or Other | Bluetooth Integrat...
Thanks for watching and subscribing to my channel on vintage radio repair and other related circuits.
#restoreoldradios
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