2 results for "Svetlana SV811-10 Duet Platinum Matched larger view" between $0 and $260

The Svetlana SV811-10 audio power amplifier triode is intended for use in class A, AB, or class B amplifiers. It features a directly heated thoriated tungsten filament for the warm sound and warm glow of this classic form of cathode. Thoriated tungsten filaments allow the SV811-10 series to handle overdrive at a cleanly defined level unlike commonly used oxide cathodes. Thoriated tungsten filaments are exceptionally stable and are not process sensitive. Therefore, their performance is much less adversely...