Explore our collection of Double Triode 43 items
Reflector 1965-66 vintage with rare getter on wires, matched pair tested on L3-3, equiv. to E88CC
NEVZ 1970s military-selected, red tip, getter on two wires, matched pair, equiv. to ECC99
Low-frequency power amplification tubes with separate cathodes, tested on L3-3 and matched by date. Contains 0.008g gold per tube.
NEVZ Novosibirsk factory, matched pair tested on L3-3, equivalent to 6SN7/1578/ECC32
Foton 1960s production, matched pair tested on L3-3, equivalent to 6SN7/1578/ECC32
Premium special-quality double triodes tested on L3-3 with parameter labels attached. Matched pair for balanced performance in audio circuits.
Premium low-noise double triodes tested on L3-3, matched within 15% margin with parameter labels attached. Excellent for phono and line stages.
MELZ subminiature with gold grid, set of 4, equiv. to 6021, similar to 6SN7 double triodes
MELZ military-grade subminiature with gold grid, set of 4, equiv. to 6021, similar to 6SN7
Military-grade subminiature with OTK stamp, same date code, rhombus marking, set of 4
Reflector factory, set of 4 with OTK stamp, same date code, original boxes, equiv. to 6SL7/1579
Double Triodes with same production date within each quad