1E)
This circuit was found in a Popular Electronics from the 90s. The circuit generates different control signals over the same line. The transistors are from the era.
Another dimmer circuit. This dimmer for incandescent lamps was found in the July 1970 issue of...
This limit alarm was found in a 1980s US documentation. Comparators can be equivalent and the...
The L7805 is the SGS equivalent of the 7805. The circuit is from the SGS linear integrated circuit...