Interesting idea. Beats the heck out of trying to reverse engineer a GM On Star unit into my Westy. ;) Seems there's lots of used for that timer. http://www.555-timer-circuits.com Neil. On Thu, Apr 21, 2011 at 10:30 AM, David Beierl <dbeierl@attglobal.net> wrote: > At 04:12 PM 4/20/2011, neil n wrote: >> >> *switch would be labelled "Angry" and "Happy" just to confuse the next >> guy. ;) > > If you want to get fancy - it's been demonstrated that the most effective > way to get attention (and help track position?) for emergency is four per > second repetition...just the thing for a 555 timer and relay circuit. > > Yrs, > d >
-- Neil Nicholson '81 VanaJetta 2.0 "Jaco" http://tubaneil.googlepages.com/ http://groups.google.com/group/vanagons-with-vw-inline-4-cylinder-gas-engines |
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