So, I oftentimes find myself in a place where I can’t really take a confidential phone call, or I have to step away from the computer to take a conference call where I’m mostly just listening. I have found a way to take calls from wherever I’m sitting without being concerned about being overheard.
This is on OS X, but you could probably accomplish the same thing with Pulseaudio and/or Jack.
First, grab a copy of Soundflower:
Start Skype, and change your microphone input to be the 2ch Soundflower device.
Now, open the terminal and type:
say -a "?"
It will give you an audio device list. Pick the number of the Soundflower device. Let’s say it’s 199.
Now, you can speak using:
say -a 199 Yes, I was listening intently, but have no comments.