While trying to figure out SDRPlay’s fancy Radio Spectrum Processor (a software defined receiver) I came across the most unusual transmission on one of the Amateur HF bands. In this video we take a look at SDR, hear some interesting samples and , of course, have some fun.
The SAQ Alexanderson Alternator VLF transmitter at the World Heritage Grimeton site in Sweden will be on the air to mark United Nations Day, October 2... Read more
The ARRL Laboratory has acquired two new Keysight N5182B MXG signal generators, which will replace two of the Lab’s aging Marconi 2041 analog signal g... Read more
Now in its 36th year, WX4NHC at the National Hurricane Center (NHC) in Miami, will conduct its annual NHC Station Test on Saturday, May 28. The event,... Read more
by Tom, DF5JL Time and again the question arises as to how far you can turn the tuning knob when transmitting in SSB voice mode. Up to the e... Read more
Today Radioddity published in his fanpage on Facebook, this video below. check it! “DM-5R with Motorola DB4801e – TDMA vs. FDMA/CW…... Read more
“ Amateur Radio is poised to gain access to two new bands! The FCC has allocated a new LF band, 135.7 to 137.8 kHz, to the Amateur Servic... Read more
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