The Audio Voice Newsletter Sign up « BackShare JFET triode valves amplifiers crossovers MOSFET Nelson Pass push-pull pentode tube amplifiers negative feedback bipolar transistors cascoding January 2010 Show more (14) Show less by Nelson Pass on Theory Articles Article 1 2 Next page 1/2 1 2 « BackShare related items You can DIY! The F5 Power Amplifier Read more... Micro Details in Push-Pull Output Transformers Read more... Tube Amp Doctor Launches Brand New TAD 6L6GCM-STR REDBASE Premium Selected Tubes Read more... Selecting a Power Tube Read more...