In the figure we have a simple 5 V power supply obtained from an American documentation from the 90's. The integrated circuit must be equipped with a heat radiator.
This circuit was developed to test suspect 4001 and 4011 integrated circuits. The circuit is from...
The power source shown for powering for small TTL circuits was found on a Radio Electronics...
This circuit was found in a Popular Electronics from April 1993. It is a voltage regulator circuit...