satoshi's invents

Proto distance sensor
proposed by Prof.Satoshi Nishimura image00 / Jichi Med Univ(JAPAN)

Specs: frog (receiver) flashes when beacon is far
blue LED is on when the distance between frog(receiver) & beacon is more than 3m
red LED is additionaly on when the distance is more than 5m

E-mail: If interested (snishi-tky(a-mark) ) image00

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