This is the receiver for the previous circuit we found in the December 1992 Radio Electronics magazine. The sensor is a photodiode that must have optical features such as lenses.
The purpose of this circuit found in a 1994 documentation is to drive a 24 V motor. The circuit...
This circuit is suggested by Texas Instruments in his Optoelectronics Sourcebook. The transistors...
Found in General Electric's documentation from 1970, this circuit is indicated for the so-called...