No information is given on the transformer in this circuit that we found in an American 1967 documentation. The power transistors are of the time and mounted on a plug-in module.
Fluorescent lamps in the range from 4 to 40 W can be powered on from cells or batteries. The lamp...
We found this oscillator in an integrated circuit manual from the 90's. The circuit shows how to...
This circuit was found in a 1970s documentation. The components are from that time, and...