This 80's circuitry decodes stereo signals used in analog TV at the time. The circuit can be used with VCRs to retrieve signals for passage on other media. The power supply is 12 V.
This QST circuit generates 4 frequency signals according to the crystals used. Transistors admit...
This countdown electromagnetic ring launcher was found in an Electronic Hobbyst Handbook from...
This TTL circuit was found in an American documentation from the 80s. The components are common in the...