Harry ZachrissonApr 29, 20201 minNice Video and paper on 40m band propagation using WSPR.Hi. Jim -KX4TD - have used a WSPR Desktop transmitter to investigate the propagation on the 40m band. His explanation on what is going...
Harry ZachrissonFeb 1, 20206 minA new WSPR transmitter for BalloonsAfter a long development time I have now released my latest WSPR transmitter that is intended to be flown with small balloons. There is a...
Harry ZachrissonDec 2, 20193 minUsing the earth as an antenna? F5VLB Earth Probe testing.Jean-Marie Polard - F5VLB has been experimenting with so called "earth probes" to transmit RF on our amateur bands. He mentioned it to me...
Harry ZachrissonDec 2, 20192 minUser story from WM3E.Carl - WM3E have done a nice write up of how he travels the US in his motor home with his wife. Like so many of us that comes in and out...