How can I use the speakers in my TV as the "center" speaker on my receiver? [more inside]
posted by odinsdream on Apr 7, 2008 - 11 answers

I've pulled an RF modulator out of an old VCR, but I don't know what some of the pins are for on the unit. Help me wire it up to modulate a composite video signal. [more inside]
posted by odinsdream on Feb 12, 2007 - 12 answers

I'd like to trigger a relay that momentarily closes a switch based on the voltage of another wire. Maybe. I think. Please help me with this basic (I hope) electronics project. [more inside]
posted by odinsdream on May 14, 2006 - 6 answers