This circuit was found in a 1980s documentation, using a comparator from the time. The configuration can also be implemented with comparators or modern operational.
The figure shows the basic circuit of a temperature sensor with the AD592 thermometric IC. This...
In this circuit the 555 is configured as an adjustable timer for long intervals. The capacitor C1 can be...
The circuit we present is that of a good power ultrasound generator, as it uses a transistorized output...