The circuit uses a fast Norton amplifier in a configuration that excites a 75 ohms line. The circuit is suggested by National's 1994 Linear Applications Handbook.
This simple transistor tester was found in a Japanese magazine in 1967. It tests general purpose...
This circuit, which appears on our website in different versions, uses an integrated VU which is...
This configuration of PWM control with the LM317 was found in a Popular Electronics from the 90s....