Software
Once again, I’ve separated instructions for Windows and Linux. If you’re using Linux, feel free to skip ahead.
Windows
In addition to SDRSharp, you’ll need both a program called dsd (which stands for digital speech decoding) and a way of sending the output from SDRSharp to the dsd application, via software running inside your computer.
Ordinarily, when you tune your dongle and listen to the radio frequencies with a program like SDRSharp, the output is being piped (obviously) to your computer’s speakers. It’s really no different than listening to the radio in your car. If you want to decode digital speech signals, however, you need a way of sending the output of SDRSharp to a digital speech decoding program instead, and then sending ...
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