Found in 1967 General Electric documentation, this circuit is intended for the control of electroluminescent panels used at the time, Valid as a reference for restoration.
This full wave source uses germanium diodes, and its current is a few milliamps. We found it in an...
This circuit was found in an 80's Electronic Design. The frequency depends on the crystal and the...
Found in an American publication from 1968, this circuit generates pulses at a rate of 2,500 per...