This circuit turns your air conditioner or other appliance on and off in adjustable cycles to save energy. The circuit is from a 1983 Electronics Experimenter Handbook Special projects.
Found in National Semiconductor documentation from the 1990s, this circuit employs basic...
This circuit should be placed between a turntable and recorder or playback media from the input to...
Found in a 1964 Electronic Design, this circuit uses transistors from that time. Equivalent...