Found in documentation from the 1980s, this circuit uses components from that time. The circuit is used in process control. The power supply is double.
This limit alarm was found in a 1980s US documentation. Comparators can be equivalent and the...
Found in a RE Experimenter Handbook from the 90s, this circuit is intended for the use of LEDs in...
This circuit is from an American documentation from the 90s. The transistors are of power and must be...