Found in an American documentation from 1969, this circuit makes use of a pair of matched transistors of the time. The circuit supports modern equivalent components.
The purpose of this project is to monitor remote loads. The windings are made in a burnt...
The scale of this scale uses LEDs, and its accuracy depends on the number of LEDs. We found this...
We find this circuit in an American documentation from the 80's. The circuit has the coil given by the...