We found this circuit in the June 1991 issue of Radio Electronics magazine. The integrated circuit is still available. The table gives the component values.
This circuit had its assembly described in a Radio Electronics from March 1963. The circuit uses 2...
We found this circuit in a documentation from the 90s. The integrated circuits are from the time,...
This circuit uses a general-purpose transistor and has waveform adjustment. We found it in an...