With the configuration shown, the output capacity of the LM12 can be doubled, which is 4 A. The circuit is from the Linear Applications Handbook of the National Semiconductor of 1994.
This amplifier was found in a Japanese publication in 1972. Transistors are uncommon today, and...
The current of this source is 200 mA at the most, and the output depends on the zener that may...
Found in Mallory documentation from 1968 this circuit uses an integrated circuit from that time. The...