This circuit is from 1967 General Electric documentation. It uses SUS which are not very common components today. The maximum frequency should not exceed a few kilohertz.
This circuit of a 1969 Electronic Design uses RTL logic. The setting can be adapted to TTL. The...
This was the original title given by the publication of the 80s in which we found it. Similar...
This crystal oscillator circuit is indicated for use as a frequency reference in the calibration...