This circuit was obtained from Dutch documentation from 1967. It uses transistors of the time which can be the BFY50 and 51 for the output and the BC series for the others.
This circuit was found in the February 1993 Radio Electronics magazine. The frequency depends on...
Operating at just 1.35 V this circuit was found in a 1969 Electronic Design. The circuit makes use...
The frequency of this oscillator depends on the inductor and capacitors in parallel with it. In...