Based on Allegro's A6275, this circuit controls the brightness of various displays. The circuit is valid for common anode 7-segment displays.
This circuit was found in an American documentation from the 80's. The components are from that...
This circuit was obtained from the Audio Handbook of the National Semiconductor of 1977. We can...
This reverb effect was found in the December 1961 Radio Electronics magazine. It makes use of...