Recommended for automotive applications, this circuit was found in an April 1982 Radio Electronics magazine. The transistor supports equivalents. Sensitivity adjustment is made by R1.
This power supply was obtained from an Electronic Design from the 90's. The circuit applies to...
This is a 6-bit counter, ideal for digital electronics classes or as a electronics teaching...
This circuit is from a 1980s Signetics documentation. The circuit separates the modulation signal from a...