If you end up playing with a different SDR for weather fax, I’d love to hear how it goes! There are less expensive SDR options available, though I opted for the AirSpy HF+ Discovery because it was designed specifically for receiving HF radio without additional hardware (like an upconverter) and reviews indicated it was excellent for its purpose. And then there is the mind-blowing How to Pull Images from Satellites in Orbit. Here’s a video where someone uses an AirSpy to decode and display the PAL video signal from their 8-bit Nintendo on their Mac. It’s pretty incredible and the possibilities are fun to think about. (I can see that there’s television broadcast signals, too, though I haven’t tried to decode them yet.) Using the AirSpy and my computer, I’m able to tune into and hear all kinds of radio signals - marine VHF channels, AM and FM radio, NOAA’s weather stations, WWV time, even distant foreign shortwave broadcasts. This enables digital decoding of all kinds of radio signals on the computer. You can think of it as taking the radio signal, moving it down in frequency, then sampling it with an analog-to-digital converter. The AirSpy HF+ Discovery is an amazing little device that lets you receive radio signals on your computer. AirSpy HF+ Discovery literally fits in the palm of your hand. These are just what I personally tried and found to work well. Amphetamine – keeps the computer from sleeping which would interrupt receptionĭisclosure: I have no associations or affiliations with the above products.See the extended update at the bottom of the page for details. ![]() ![]() Soundflower – free audio routing software Update 19 June 2021: I’m no longer recommending the use of Soundflower.Black Cat HF Weather Fax – $20 as of writing. ![]()
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