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Nov 30, 2012 at 0:20 comment added DrFriedParts @Chris -- Fair enough, but the component count and cost are higher... Relay's are messy too (care-and-feeding-wise).
Nov 29, 2012 at 20:48 comment added Chris Stratton While a MOSFET would be a professional solution, someone new to things like this might have an easier time with a generic NPN transistor driving a small relay, since the care and feeding thereof is substantially simpler.
Nov 29, 2012 at 19:02 history tweeted twitter.com/#!/StackElectronix/status/274226758302175232
Nov 29, 2012 at 11:43 review First posts
Nov 29, 2012 at 18:03
Nov 29, 2012 at 11:40 answer added DrFriedParts timeline score: 5
Nov 29, 2012 at 11:24 history asked msonsona CC BY-SA 3.0