This is one of the first radios with an integrated circuit. The circuit is from a Radio Electronics from November 1969. The circuit is powered by a 9 V battery.
The critical components of this project from a 1978 publication are the transformers, which can be...
Found in a 90s Popular Electronics, this circuit can power a miniature railroad with voltages of 15...
August 2017 - Mouser Electronics is now offering the Diodes Incorporated AH1389 Hall Single-pole...