Welcome to our site! EDAboard.com is an international Electronics Discussion Forum focused on EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals... and a whole lot more! To participate you need to register. Registration is free. Click here to register now.
As far as i know, Dual gate Mosfet is a Cascode Mosfet in a single chip. Provides low feedback Cap(can be considered unilateral) and is good for low noise front end applications, Quite popular device for Radios in the past.