Based on an LM36000 OTA this circuit was found in the July 1988 issue of Radio Electronics magazine. It covers frequencies in the range of 45 Hz to 45 kHz.
This circuit uses two TTL trigger inverters to generate signals that can be adjusted at R1. The...
The purpose of this circuit is to maintain the liquid level of a reservoir between two values...
This Linear Technology circuit was found in a 1980s documentation. The circuit can swing up to a...