This circuit is used to sense temperatures in degrees Celsius and Fahrenheit. The circuit is from Special Projects from 1983 in Radio Electronics magazine.
We find this circuit in American documentation from the 1980s. The accuracy of the circuit depends on the...
The presented circuit uses a symmetrical power source to supply an amplifier with the LM139 or...
High quality sound can be obtained from this transistor amplifier. The output transistors must be...