Svetlana 6550C (Each)
Svetlana tubes are quite simply the absolute best. We design and manufacture our tubes, engineered for demanding high fidelity, reliability and overall warmth. Be sure to insist on genuine Svetlana vacuum tubes the next time you retube -- you'll be getting the absolute best possible tubes for any demanding application.
Will typically ship within 3-5 business days.
If you need matched pairs, please specify in the purchase notes.