The circuit shown is from Motorola's 1990 Linear Databook. Shaded components are optional. The characteristics of the coils are given next to the diagram.
The original purpose of the figure circuit, suggested by National Semiconductor, is to keep the...
The amplifier shown in the figure was obtained from the Anlog Devices linear integrated circuits...
When the sensor X1 is opened, the relay is energized. When waiting, the current drained is very...