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QRP Homebuilder VE7BPO – Radio Design November 2, 2009 by dapj · Published November 2, 2009 · Last modified September 2, 2024
Amateur Radio and Calculators for Electronics June 11, 2011 by dapj · Published June 11, 2011 · Last modified October 27, 2019
Antenna-amplifier with BFT 12 for FM-range October 29, 2018 by dapj · Published October 29, 2018 · Last modified October 25, 2019