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  Well, after testing a lot of ESP32 development boards, I found that the little ESP32 D1 Mini is an excellent one.   First of all, it is ve...

 I finished my second QCX, this time a QCXmini for 20m band. Did some calls today, July 30, 2023 on my vertical Hustler 4BTV. Ridiculous: 

I put here the informations about the pinouts of the CSR8635 BT audio module because it's hard to get it and I need it at different mome...