So I've got dual monitors on my PC gaming rig, and I hooked up my PS3 to one monitor and my 360 to the other. A dilemma I had was my desktop speakers only had one input, so I kept having to shuffle the audio cord from PC to either monitor depending on what I was using at the time. So I looked around for a quick solution, and came up with this...
http://www.instructables....oids-Tin-18-Stereo-Mixer/I dug up an old Altoids can I had around and hit up radio shack for some parts, and about an hour of work later I ended up with...
[img width=576 height=1024]http://i41.photobucket.com/albums/e254/engel762/Altoid%20tin%20mini%20stereo%20mixer/2013-06-13_06-08-05_187_zps6127bc94.jpg[/img]
[img width=700 height=393]http://i41.photobucket.com/albums/e254/engel762/Altoid%20tin%20mini%20stereo%20mixer/2013-06-13_06-08-34_119_zps294caf2b.jpg[/img]
[img width=700 height=393]http://i41.photobucket.com/albums/e254/engel762/Altoid%20tin%20mini%20stereo%20mixer/2013-06-13_06-07-37_787_zps04a84dd9.jpg[/img]
It's not pretty, but it works. Slipped a little cardboard under the mess to avoid shorts with the can. Three input and one output.