This simple low current circuit was found in a Radio Electronics magazine from August 1960. The circuit does not use transistors in regulation, but only zeners directly.
This circuit, which appears elsewhere on this website, was obtained from 1967 General Electric...
A pulse goes off this horn produces 800 Hz tone when fired. Powered by 5 V the circuit works as a...
This is a configuration that can be used in analog calculations by adding and subtracting...