Monitoring FT8 on 20m for 24 hours with a Raspberry Pi, Gqrx, an SDR stick and the crappiest possible installation for a 20m EFHW antenna.
As you know, many/most transceivers want a 13.8 V input – charging voltage of a standard NiMH battery. This does not really match the modern world of LiIon/LiPo chemistry, on which a single cell can have between 3.3 to 4.2V – meaning an 3S pack would be 9.9 to 12.6V (too low) and an 4S…(Continue Reading)
And he huffed and he puffed and pulled the wire as high as he could. https://dxnews.com/8j1rl/