Two-tube regenerative receiver (T1595E)

This circuit is from a Radio Electronics from 1949. The circuit is battery powered and has high impedance listening.

FET Bridge Rectifier (CB6404E)
This circuit was found in a 1970 American publication. The FETs are power types according to the...
Brake Light (CB929E)
This very simple brake light circuit is activated with the brake lights, just connecting it by...
LDL1117 1.2 A Voltage Regulator (ART337aE)
This voltage regulator from STMicroelectronics provides a 1,2 A current in the voltage range from...