The Audio Voice Newsletter Sign up « BackShare Glass Audio JFET headphone amplifier audioXpress archive Class A Erno Borbely MOSFET tube hybrid Rick MacDonald Show more (9) Show less by Rick MacDonald on Project Articles Article « BackShare related items A Hybrid Tube/MOSFET Headphone Amplifier Read more... EB-604/410 All-JFET Line Amp Starter Kit Read more... JFETs: The New Frontier, Part 2 Read more... JFETs: The New Frontier, Part 1 Read more...