This circuit is indicated for the analysis of pulses in TTL circuits. The circuit is from a documentation from the 70s and must be powered with a 5V voltage.
This amplifier was published in the July 1961 Radio Electronics magazine. It announced the release of...
This circuit was found in a 1967 Electronics World. SCRs are according the controller load,...
This sophisticated circuit using a liquid crystal display was found in Radio Electronics from the...