The purpose of this circuit is to limit the noise of an audio signal. Diodes are made of germanium. The circuit is from an old American manual.
September 2017 - Microchip's MCP6411 operational amplifiers for frequencies up to 1 MHz are in...
This circuit was found in a Radio Electronics Constructor, English magazine from April 1976; The...
The purpose of this circuit is to maintain the liquid level of a reservoir between two values...