Shuguang has been developing its new high end Audio tube line to include large power tubes and small preamp tubes. Especially tweaked and selected for audio use. The new series called "Psvane" (pronounced as 'Pavane' - the brand is created from the inspiration of the 17th century classic music dance) T-series has born in Aug 2010.
The Psvane Reference T-series includes the following models: 845, 805, 211, 12AX7, 12AU7, 12AT7 and EL84.
TAD is having monthly shipments direct from factory and will be happy to get you frist quality and quick service. Not listed models just inquire!
According PSVANE their tubes got improved in structure compared to generic Shuguang tube versions for better dependability and safe shipping:
Wider diameter (2 1/2") for stability and quick heat dissipation with 211, 805, 805A, 845
Gold coated brass base to improve shielding to interference with 211, 805, 805A, 845
Gold coated pins to enhance connection over long term
All parts are selected to the highest grade plus only highly experienced workers to assemble
special foam protection packing and decorative gift box with test slip and short data sheet
>>> product site