We found this circuit in a 1980s Motorola documentation. The circuit makes use of common operating and the voltage depends on the used type. The components are for a frequency of 500 Hz.
We found this very simple cable fitting circuit in an Electronics Now from the 90s. ...
The integrated circuits used in this 1989 project are uncommon today, including the IF coil that...
This unit is ideal for powering car radios, tape players or car CD and DVD players from the power...