This amplifier was obtained from an Electronics Now from the 90s. The circuit has a dual 26V power supply. Power integrated circuits must be equipped with good heat sinks.
This experimental AM microphone was found in an Argentine publication from 1973. The recommended...
September 2017 - The Phoenix Contact Mini 7/8 - inch (7/8 inch) sensors and actuator cables can...
This circuit uses sunrise and sunset as a synchronization signal. The circuit is from Electronics Now...