Found in a 90s English documentation, this circuit consists of an RF detector for testing in RF stages. The diode can any germanium type.
This circuit controls two LEDs that fash in an alternated mode. The circuit ws simulated in the...
Originally this 2000 circuit was designed to be a switch to the parallel port, but with 5 V or...
Indicated for powering circuits with operational amplifiers, this source was found in Popular...