This circuit was found in a 1980s documentation for amateur radio. The circuit makes use of components of the era, but modern equivalents can be used.
This wireless infrared remote sound transmitter is from an article published in the August 1988...
We found this circuit in the September 1995 issue of Electronics Now magazine. The circuit has 6...
The figure shows how to implement an inverter amplifier with a Norton operational amplifier. The...