Add an MP3/smartphone input to your valve radio
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CONVERTING ZENITH FARM RADIO TO AC OPERATION
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Operatic and Little Jewel Radio Repairs
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Stereo to Mono DIY cable to connect music player / iPhone to tube radio.
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1966 RCA AM FM Tuner Update Two
15:44
How to Convert an Old Car Radio to Bluetooth for under $50! I'll show you how to do it!
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CHEAP & EASY! Add Bluetooth to a Vintage Hifi Console Stereo - KRC-86B
33:12
Add Bluetooth to a Tube Radio with no Noise, and Reversible. Can it be done? #pcbway#
26:18