They shamed me off the GMECM board for suggesting that an LED could be used to test a automotive magnetic speed sensor. Told me to take my ideas to the Halfbakery.

Way smarter folks here! Thanks!

[Feb 13 2008, last modified Jun 11 2008]

autonomous moving sign (+7, -2)
Low power car conversion (+3)
Quiet Bag (+11, -2)
Tortoise Freight (+7)
Toy Bus (+2)
Virtual LP (+5)

random, halfbakery