Handbuilt by Edmund Lam of Hong Kong (see eBay user ID: zagger1 for his other tube auctions), the T3B is now a discontinued model, succeeded by the newly designed T3B-3.

Specs:

Class-A, zero negative feedback stereo power amp, utilizing a pair of heavy duty single-ended Ei output transformers made with Z10/0.35mm thick high grade silicon/steel plates and wound with 4N oxygen-free copper wire, along with a heavy duty Ei power supply transformer, filter choke, 1% red metal film resistors, paper-in-oil AC coupling capacitors, and point-to-point wiring, Power AC cord is a heavy-duty 3' SignalCable MagicPower. Four solid brass Dayton Audio isolation cones. Power output: 8WPC x 2 @ 8 & 4 ohms (pure class-A). Frequency response: 20Hz-30kHz. S/N ratio: 90dB. Total harmonic distortion: 1% @ 10W/1kHz. Input impedance: 500k ohms. Input sensitivity: 0.5-1V RMS.

Tube compliment:

Matched pair new 2004 Shuguang 300BC graphite anode power output tubes.

NOS '40s Delco (RCA) 6J7GT driver tubes.

NOS 1951 Sylvania 5U4G rectifier tube.

(More tube rolling in the near future.)