Tube-number record
NU-5729
0 archive entries
NU-5729 is a tube type in the TubeDatabase archive (class: Radial Beam Tube). Recorded specifications: brand National Union, year 1951, construction Beam tetrode / beam power, socket Flexible / flying leads, and maximum plate voltage 500 V. The archive does not yet hold a photographed example of this type.
BrandNational Union
ClassRadial Beam Tube
BaseFlexible / flying leads
Filament6.3 V @ 450 mA
Construction
Primary TypeBeam tetrode / beam power
EnvelopeT-19
Sections30
Filament / Heater
Heater NotesAC or DC
Absolute Maximum Ratings
Plate Voltage500 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Single Channel | 375 V | 20 | 3000000 | 62 | 0.09 mA |
Application Notes
Intended for high speed electronic switching or commutation in multiplexing or telemetering applications. Capable of handling 30 different channels.
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