Found in an Electronic Design of 1964, this circuit can control up to 20 SCRs in a trigger system powered by 24 V. The SCR supports a modern equivalent.
Found in a 1960 Sylvania manual, this circuit can be implemented with a modern equivalent...
This configuration, already presented in other points of this section and website, is of a...
We found this precise crystal oscillator for the 144 MHz band, depending on the crystal used. The...