Obtained from an Electronic Engineering of the 90s, these circuits can be applied to almost any operational amplifier. Signal shapes are given next to the diagram.
This is a circuit for testing small lamps and LEDs. The lamps that can be tested are the ones...
May 2017 - Mouser Electronics announces the availability of new Toshiba SSM6K N Channel MOSFETs...
This preamp with a transistor for turntables with crystal capsules was found in a Japanese...