This circuit was found in an American documentation from 1968. The circuit generates ladder-shaped signals adjusted in a potentiometer. Equivalent transistors can be used.
This ionization chamber voltage tripler circuit from the January 1994 Electronics Now magazine uses...
We found this circuit in a technical documentation from the 70's. Any double-gate MOSFET can be...
This circuit was found in an English magazine from 1978, but it is still current, just change the...