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866-A vacuum tube outline illustration

Tube-number record

866-A

0 archive entries

866-A is a tube type in the TubeDatabase archive (class: Half-wave mercury-vapor rectifier). Recorded specifications: brand Various, construction Diode, and maximum plate voltage 10000 V. The archive does not yet hold a photographed example of this type.

BrandVarious
ClassHalf-wave mercury-vapor rectifier

Construction

Primary TypeDiode
Rectifier Typemercury-vapor
Envelopeglass

Filament / Heater

Absolute Maximum Ratings

Plate Voltage10000 V
Cathode Current250 mA

Audio Performance

Key Features
  • Mercury vapor
  • High voltage rectifier

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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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