6146B push-pull power amplifier

Dynaco PAS3 copy pre-amplifier

DC coupled pre-amplifier,

6C33C Single ended power amplifier

Marantz 7 type pre-amplifier

6C33C OTL, (Output Transformer Less) power amplifier

New DC coupled pre-amplifier

OTL type headphone amplifier

6C33C, my favorite output tube

Pictures of my amplifiers

Tubes for sale

Papers about tube amplifiers and tube related technology


Created on ... October 6, 2002
Revised on 15 July 2004