This optical sensor circuit for a robot was found in the March 1986 issue of Radio Electronics magazine. It controls two motors according to signals from optical sensors or couplers.
This is a very common circuit in the days of xenon flashes for cameras. This is from a Radio...
Connected to a shortwave receiver, this circuit is intended to enable the decoding of signals in...
We found this circuit in the On Semiconductor thyristor manual. He makes use of a triac and a PUT....