Hackaday reader [svofski] wrote in to share a device he built, which would be useful to any ham operators out there trying to hone their CW skills. He calls his practice keyer the Morseshnik, and it ...
This project illustrates a working homemade Morse code oscillator that is constructed in an Altoids can while the paddles are constructed using copper board, eyeglass screwdriver, and rubber bumpons.
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