Simple 7 Watt pr/ch Ultra linear SE office amp with shunt feedback
The amplifier can run with output tubes like 6550, KT66, KT77, KT88, KT90, KT100, 6L6, 5881, EL34, etc.
Input/driver tube is EF184.
Schematic:
Mains transformer and choke are Hammond, output transformers Hashimoto.
30-JUL-08: