This circuit was found in the May 1959 Radio Electronics magazine. Its purpose is to provide bias voltages for circuits under test. The circuit is isolated from the power grid.
This circuit was found in the Linear Applications Handbook by National Semiconductor. It uses...
This temperature compensated circuit was found in a Popular Electronics from the 90s. Integrated...
This circuit can operate with 27 MHz transmitters, having been found in a Japanese publication from 1967....