Tube-number record
434
0 archive entries
434 is a tube type in the TubeDatabase archive (class: Power Triode). Recorded specifications: brand FT, construction Triode, and maximum plate voltage 400 V. The archive does not yet hold a photographed example of this type.
BrandFT
ClassPower Triode
Filament4 V @ — mA
Construction
Primary TypeTriode
Filament / Heater
Absolute Maximum Ratings
Plate Voltage400 V
Audio Performance
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Direct Current | 200 V | — | — | — | — |
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