This circuit generates a linear sawtooth signal. The circuit was found in the December 1992 issue of Radio Electronics magazine. The maximum frequency is around 200 kHz
This crystal configuration can be made with triggers of any logic. The frequency is given by the...
This circuit was obtained from an 80s factory manual. The integrated circuits used are uncommon...
We found this circuit in an old American documentation. It is an electronic rheostat with a...