http://www.kn0ck.com/HF_SDR/ firstname.lastname@example.org <align=”left”>The KN0CK HF Upconverting HF SDR Receivers were first introduced in January of 2013 and quickly became a best seller in terms of performance and cost against other RTL-SDRs on the market. With an embedded high performance 120 MHz HF Upconverter and MAR-8 preamplifier, a standard RTL-SDR becomes a remarkable HF Software Defined … Continue reading
This is a great course. More than hundred videos on RF electronics.
nice teaching video!