This circuit was obtained from a 1966 General Electric documentation. It can serve as a basis for demonstrations of how to decode segments of a display using discrete components.
September 2016 - It can be obtained from Mouser Electronics the new voltage regulators (LDOs) to...
This Headset Coupler or Phone Patch was found in an American 1980s amateur radio documentation. The...
This circuit, suggested by an old American publication, allows you to use the AM radio antenna of a...