Are the winged =C= 's still being made in St. Petersburg? I see you can get 'em @ Amplified Parts, if you want to pay like 230 a quad.
Are those just factory seconds?
So I guess it's these then -
The 3 companies making tubes-
1. Xpo-pul (formerly part of Reflector) in Russia (Electro Harmonix, Tung-Sol, Mullard Reissues)
2. JJ / Tesla in Slovakia
3. Shuguang in China (Ruby, Valve Art, Golden Dragon)
Electro Harmonix, Genalex, Svetlana, Mullard, Sovtek, Tung Sol, etc
Brief facts - These name and associated trademarks are owned by the New Sensor Corporation and manufactured at their Xpo-Pul / Reflektor factory in Saratov, Russia. New Sensor is an American corporation and since taking ownership of the Reflektor factory they have been focused on improving the quality and design of modern production tubes.
Shuguang / Sino
Brief facts - Typically manufactured in the Shuguang factory in China, Sino Chinese tubes have under gone vast improvements since their introduction. Both reliability and tone have improved tremendously. Do not dismiss these as a majority of boutique and major modern amp manufacturers use these tubes as original equipment.
JJ / Tesla
The Tesla factory in Czechoslovakia was one of the oldest factories in the world producing vacuum tubes since the mid 1920s. In 1994, after relocating Tesla factory equipment and many of its experienced engineers to the Slovak Republic.
SED "Winged C" - (Out of production)
SED Winged "C" tubes are made by SED SPb, a division of J.S.C. Svetlana in St. Petersburg, Russia. SED tubes are well known for their quality and superb tonal characteristics. The logo incorporates the Russian factory symbol that appears on all SED-made tubes; all production SED tubes will have the "Winged C" logo.
,