Tube-number record
5702WB
0 archive entries
5702WB is a tube type in the TubeDatabase archive (class: Pentode Subminiature). Recorded specifications: brand Mazda Belvu, year 1968, construction Pentode, socket Special / none, maximum plate voltage 165 V, and maximum plate dissipation 1.1 W. The archive does not yet hold a photographed example of this type.
BrandMazda Belvu
ClassPentode Subminiature
BaseSpecial / none
Filament6.3 V @ 0.2 mA
Construction
Primary TypePentode
EnvelopeA 10-11
Sections1
Filament / Heater
Heater NotesAlimentation du filament en parallèle
Absolute Maximum Ratings
Plate Voltage165 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pentode Amplifier | 120 V | 5000 | 340000 | — | 7.5 mA |
Application Notes
Conçu pour une fiabilité élevée sous régime mécanique sévère, chocs et vibrations.
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