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Tube Database (7,341 tube types · 1,270 archive entries)

Pre (2,630 tube types), Other (2,603 tube types), Power (1,292 tube types), Rectifier (816 tube types)
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Tube-number record

N 2 W

0 archive entries

N 2 W is a tube type in the TubeDatabase archive (class: Vacuum Tube). Recorded specifications: construction Pentode. The archive does not yet hold a photographed example of this type.

ClassVacuum Tube

Construction

Primary TypePentode
EnvelopeGlass
Sections1

Filament / Heater

Absolute Maximum Ratings

Audio Performance

Key Features
  • rings with holes
  • high isolation glass
  • cathode holders by Centr.Phys.Chem.Lab

Application Notes

Test production report from 1966 detailing failure analysis related to cathode sputtering and outer ring stability.

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