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Amateur Radio Technical Notebook – GM3SEK January 13, 2011 by dapj · Published January 13, 2011 · Last modified September 19, 2020
AVR Assembler Tutorial – Gerhard Schmidt April 6, 2011 by dapj · Published April 6, 2011 · Last modified October 27, 2019
KD7LMO amateur radio and open source hardware September 19, 2020 by dapj · Published September 19, 2020
