We found this CMOS circuit for excitation of a relay in an old documentation. The transistor is a general-purpose high voltage as used in the power supply.
July 2017 - Mouser Electronics announced the availability of Littelfuse's GEN2 series Schottky...
This simple emergency charger (as it does not have many resources) consists of a rectifier and a...
Found in an old Raytheon transistor manual, this 4-scale voltmeter has an accuracy that depends on the...