Using the LM3914 this unusual digital clock uses a Bargraph LED indicator. The LEDs are the segments of a 7-segment display. We found it in February 1980 Radio Electronics magazine.
This circuit was obtained from a Radio Electronics from the 90's. It can generate signals up to a...
For cars that had the positive pole of the battery in the chassis, Radio Electronics magazine from...
Found in American documentation from the 1980s, this circuit uses an ADC from that time, which is...