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 circuit is from a 1977 RCA manual of integrated circuits. The company no longer exists, and...
This circuit was found in a 1967 Japanese documentation. It consists of a touch control system with...
This amplifier uses transistors from the 60s, having been found in documentation of the time. The...