Found in an Electronic Design of the 90's, this circuit provides an additional 12 V output to a 5 V regulator. The maximum current is 200 mA.
We present a circuit formed by six voltage comparators. Each comparator will analyze the voltage...
This circuit can generate time base signals from 5 to 1500 Hz. We find it in a documentation about old neon...
In this circuit the CA3140, an operational amplifier, is used as a comparator with the zener diode...