This super regenerative detector circuit was found in an English documentation from 1963. The coil is frequency compliant. The transistors are germanium of the time.
Found in a manual of integrated circuits from the 90s, this circuit makes use of that time...
This effect circuit for guitar and guitar was found in a 1974 documentation. The circuit has...
This 1.5 A circuit has the output voltages adjusted by a selector switch. We found it in a Popular...