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.
This power supply was found in the same 1990 special issue of Radio Electronics Experimenter...
This circuit, which can use a reed sensor, is indicated for doors and windows. The circuit was...
We found this circuit in a documentation from the 90's. Information on the A/D converter was not...