This circuit is used to sense temperatures in degrees Celsius and Fahrenheit. The circuit is from Special Projects from 1983 in Radio Electronics magazine.
This circuit from Delta Products was published in the May 1974 Radio Electronics magazine. The...
This circuit that uses only transistors that are still common was found in a 1995 documentation. The TIP41...
This new Texas Instruments component consists of an inductive proximity detector that can be used...