Employing the XR2206 IC, this circuit was found in the May 1977 issue of Radio Electronics magazine. The formula next to the diagram gives the component values as a function of frequency.
This 1992 circuit was designed to operate with the CB16766E circuit auto alarm. The circuit...
Nixie-type displays are no longer used except for assemblies of people who like old technology. The...
We found this circuit in a 2006 documentation. The circuit has two parts: a base where we have the...