This modulator circuit was found in an American documentation from the 90's. The circuit uses a low power LASER diode. Power is supplied with 12 V.
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...