Putting this rig on CW posed a real Hodgepodge challenge: What did I have laying around that would let me do this? Then I remembered: Years ago I built a little 750 Hz audio tone generator. So I pressed that into service. I also needed a sidetone so I built a little RF-actuated circuit that turns on a piezo buzzer when I go key down. And I put a little DC monitoring device (recommended early in 2020 by the Ham Radio Workbench podcast) between the power supply and the rig. There is more to do! Stay tuned.
Trying a $15 70cm transceiver
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Peter, VK3YE, recently posted a video of a pair of 433Mhz transceivers he
bought at Aldi for $20. They worked OK but had a number of obvious annoying
probl...
38 minutes ago
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