[Novosibirsk State Tech. Univ 2001 Siberian Russian Student Workshop on Electron Devices and Materials. Proceedings 2nd Annual - Erlagol, Altai, Russia (3-7 July 2001)] 2001 Siberian Russian Student Workshop on Electron Devices and Materials. Proceedings 2nd Annual (IEEE Cat. No.01EX469) - Dual precision operational amplifier with zero adjustment