This is the traditional voltage follower configuration with the 741 operational amplifier. The circuit is from 1976 documentation and the power supply must be symmetrical from 6 to 15 V.
This low power TTL circuit (Low Power Schottky) can generate rectangular signals on a 10 MHz...
This is a traditional configuration with complementary types of transistors that are still common in...
This circuit drive an LED with constant current determined by the values of the resistors of 10...