This circuit was found in National Semiconductor documentation from the 90s. The circuit uses two sensors, one of which is a reference thermocouple for cold junction.
Found in Radio Electronics from the 90s, this circuit produces pulses to test an infrared...
In this charger the current is limited by the incandescent lamp. Lamps from 40 to 100 W can be...
This circuit can use both separate LEDs and a common cathode display when one segment indicates...