Found in the March 1985 issue of Radio Electronics magazine, this circuit uses a digital module from the time that makes it easy to configure. The circuit uses a bridge thermistor as a sensor.
We found this circuit in an English documentation from 1979. It shows how you use a 100 uA...
This circuit was found in an EDN from the 90s. For the components indicated, the frequency is 10 kHz....
This is a very interesting automation that can be adapted for other types of applications. In...