This circuit is part of an oscilloscope project with the PC. Its purpose is to record a peak in a signal that is to be displayed. We found it in the Radio Electronics magazine of February 1990.
Found in an English documentation from 1989, this circuit uses components common today. The...
The power of this converter is not the greatest, it can only supply small fluorescent lamps,...
This circuit uses a 455 kHz crystal or for close frequencies. We found it in documentation from...