)
This binary to decimal converter matrix was found in a 1964 General Electric publication. It can be used on modern equivalent circuits, including as a shield.
This circuit is from a cookbook to timers. The circuit is triggered by an external signal and,...
This circuit was found in the September 1974 issue of Radio Electronics magazine. The circuit uses...
This circuit was found in a Popular Electronics from the 90's. The operating curve is given next...