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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

NU-6355

0 archive entries

NU-6355 is a tube type in the TubeDatabase archive (class: Twin Indicator Tube). Recorded specifications: brand National Union, construction Display / CRT, socket Miniature 7-pin (B7G), and maximum plate voltage 275 V. The archive does not yet hold a photographed example of this type.

BrandNational Union
ClassTwin Indicator Tube
BaseMiniature 7-pin (B7G)
Filament6.3 V @ 140 mA

Construction

Primary TypeDisplay / CRT
EnvelopeT-5 1/2
SectionsTwin

Filament / Heater

Heater NotesFilament voltage rating 6.3V +/- 10% (6.9V max)

Absolute Maximum Ratings

Plate Voltage275 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Typical Operating Conditions250 V————

Application Notes

Designed to provide a built-in test indicator in electronic equipment. Characteristics are similar to those of the 6AF6G.

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    Grid 2 Voltage190 V
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    Audio Performance

    Key Features
    • Small size
    • No exposed exhaust tip
    • Rugged design
    • Military applications