This circuit was found in the June 1990 issue of Radio Electronics magazine. The maximum current is 1 A and the integrated circuits must be mounted on heat sinks.
This circuit allows selective relay actuation in the same line according to the applied voltage....
The circuit in the figure is suggested by Linear Technologies (www.linear.com) and consists of a...
Based on an OTA LM3600 operational amplifier, this circuit was found in the July 1988 issue of...