This unijunction transistor trigger pulse generator circuit was found in the March 1973 issue of Radio Electronics magazine. Typical values for Re CT are 100k and 220 nF.
This circuit was found in a 1964 documentation. It shows how to achieve automatic gain control for...
Using transistors at the time, this circuit was found in a 1967 Ferranti documentation. The...
This circuit, which controls both the temperature and the level of a liquid in a reservoir, was...