Virtual Audio Cable in Linux Ubuntu

If you ever wanted to pipe an audio stream from an application to another, you probably know that there are some virtual sound card drivers available for Windows. But what about Linux? Well, there are a lot of options, some being more complicated than others.

You probably need to do audio piping to record an audio output or to use SDR tools which only support audio input. You don't have to use a real cable to wire the sound card output into line in. The software approach is better. There is more than one way to do this in Linux. We'll look into Pulseaudio and ALSA, the sound servers used by Ubuntu. Depending on what application you use, you may need to configure the virtual connection on one or the other server.

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