Found on Popular Electronics from 1970, this circuit fires a xenon lamp producing a C1-dependent flash. The circuit is suitable for 110 V mains.
This circuit uses half of the LM158 operational double but can be used in the series as the LM258,...
This circuit generates audio tones in a speaker with controlled frequency and volume. The...
This circuit was obtained from an article in Radio Electronics magazine in October 1966. It...