This circuit can be used to obtain a zener voltage from a common zener of another value, adjusting in a multimeter. The circuit is from an American documentation of the 1970s.
We found this circuit in a 1967 American documentation. It is a transmitter for animal research,...
This version of the Pierce oscillator with the 2N3904 was found in the January 1994 issue of...
This dynamic mixer allows for smooth adjustment of the signal's passage from one channel to...