Found in a 90’s Popular Electronics, this circuit can use other power MOSFETs. The transformer has a primary according to the desired continuous voltage at the output.
This circuit was found in a 90s Radio Electronics. The FM encoder or multiplexer is an uncommon...
Found in General Electric documentation from 1967, this circuit uses an unusual PUT today. The...
This circuit, which can be used as a shield, was found in a 1980s documentation. The circuit can be...