is there a port to 'copy' audio from one soundcard to another in realtime?

Lowell Gilbert lowell at
Wed Dec 12 17:18:35 PST 2007

"Steve Franks" <stevefranks at> writes:

> Say I have multiple usb audio devices, and I want to make a simple
> 'mixer' - anyone know how to do that?

You could try just using cat(1) to copy between the devices...

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