Hello all, I need help/advice building a circuit that will detect a bullet passing over its sensors--much like what a bullet chronograph does but I do not need to measure the speed of the bullet; I just need it to detect whether a bullet has passed within the set field of the sensors and then pull a…

Bullet sensor build help

system December 10, 2012, 9:26am 4

First thing I'd ask is "does my Mach 2.5 projectile reflect IR much better than atmospheric dust?"

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