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Posted on July 29, 2023September 14, 2025

CW Messenger: Protoboard Build Start to Finish

This is a compilation of posts I made on the r/HamRadioHomebrew Reddit community documenting my build of the CW Messenger. I’ve expanded on those post where appropriate to provide more detail on the build. It’s Like a Puzzle I started the CW Messenger build by imagining the final protoboard with all of the components on …

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Posted on July 29, 2023September 14, 2025

CW Messenger: Prototype Testing

I built part of the CW Messenger on breadboard to further test the CW Messenger software. Here is a video of it “sending” message #1 (note that I haven’t modified the author’s original stored messages yet). Notice anything in the video? The software is working as expected, but the buzzer is only clicking. That’s strange! …

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Posted on July 9, 2023September 14, 2025

CW Messenger: A New Project

I came across a book, Microcontroller Projects for Amateur Radio, that has a number of interesting projects that may interest some of you. Chapter 10 covers a CW memory keyer (one down from the top on the left). I decided to put testing of the S-Pixie transmitter on hold to start this project. It should help …

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