This power supply for those who want to feed and recover 5 ¼ floppy disks was found in the Electronics Experimenter magazine special edition of 1983.
Found in a 90s Silicon Chip documentation, this circuit provides a current of 3 A and the voltages...
This circuit from Radio Electronics from February 1983 shows how to use a clock radio in home...
The circuit shown below was obtained from an Italian magazine Sperimentare from 1977. All...