This is a circuit for receiving signals from the previous transmitter. The circuit uses a common phototransistor. It was found in the August 1984 issue of Radio Electronics magazine.
This circuit is from 1998 documentation. The circuit uses the TDA2002 in a bridged configuration and...
April 2017 - Mouser Electronics is making available this new component for open LED protection...
This tri-state comparator was found in a circuit manual from the 1980s, but it can be easily...