This two-output circuit was found in General Electric documentation from the 1990s. The circuit uses an NTC as a sensor and the control element is an SCR.
We have articles on the site with the name “lamp test” for this configuration found in a Popular...
The circuit we present is suggested by Linear Technologies (www.linear.com) and makes use of an...
This current sensing circuit for applications up to 10 A has been found in a Linear Technology...