Hi. Jim -KX4TD - have used a WSPR Desktop transmitter to investigate the propagation on the 40m band. His explanation on what is going...

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...

WSPR is a great way to explore and test a wide range of stuff in our wonderful radio hobby. Although I guess most of us use WSPR casually...

Hi all. Last year I started modestly building and selling my radio related stuff on Tindie and then in late October I started my own...

French Radio Amateur F1GYT - François that writes blogs and books about Raspberry Pi just wrote an article about the WSPR-RX that might...

Earlier in the week I released my first boxed up product for sale here at ZachTek.com. It is a small fixed frequency receiver for...