The PA222 integrated circuit used in this project from an American 1967 documentation is not common today. The circuit can deliver higher power with lower fidelity.
This traditional configuration from a simple 12 V source is from a 1977 publication. The...
This circuit split the voltage of a Power supply allowing it to be used as dual supply. The limit...
This complex circuit with many digital components measures inductances in 6 ranges ranging from 100...