Found in American documentation from the 90s, this circuit uses a high voltage relay and has no grid isolation. The high values of R1 and R2 prevent the shock when it touches the sensors.
This symmetric 30 mA x 15 V power supply was found in the Ferranti transistor manual from 1974....
This circuit takes advantage of the noise generated at the reverse biased junction of a germanium...
CUI Current Sensors Mouser Electronics announces in its stock Cui's line of current sensors for...