K6JCA
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Sunday, July 28, 2024
HP 1820-0092 (Nixie Decoder/Driver) Replacement
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Recently I decided to check out and, if necessary, repair several older HP units that used Nixie tubes for their numeric displays. The first...
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Tuesday, November 28, 2023
Bringing an ARC-5 Receiver Back to Life, Part 2 (An AC Power Supply)
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This post describes an AC power supply I designed and built for powering old military ARC-5 receivers that are either in unmodified conditio...
Thursday, November 16, 2023
Bringing an ARC-5 Receiver Back to Life, Part 1 (BC-454-B)
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Back when I was a young ham, I was given an ARC-5 receiver, with power supply, that covered the 80-meter ham band. That receiver provided ho...
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