Before revision: A MESFET (metal–semiconductor field-effect transistor) is a field-effect transistor semiconductor device similar to a JFET with a Schottky ( metal-semiconductor ) junction instead of a p-n junction for a gate.
After revision: A MESFET (metal–semiconductor field-effect transistor) is a field-effect transistor semiconductor device similar to a JFET with a Schottky ( metal–semiconductor ) junction instead of a p–n junction for a gate.