Tube-number record
TAW12/356
0 archive entries
TAW12/356 is a tube type in the TubeDatabase archive (class: Triode). Recorded specifications: brand Philips, construction Triode, base Metal flange, socket Special / none, maximum plate voltage 15000 V, and maximum plate dissipation 30000 W. The archive does not yet hold a photographed example of this type.
BrandPhilips
ClassTriode
BaseSpecial / none
Construction
Primary TypeTriode
EnvelopeGlass-Metal
Base MaterialMetal flange
SectionsSingle
Filament / Heater
MaterialTungsten
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| H.F. class C telegraphy | 15000 V | 10500 | — | 21 | 4200 mA |
| H.F. class B telephony | 15000 V | — | — | — | 1800 mA |
| L.F. class B modulator (two tubes) | 12000 V | — | — | — |
Application Notes
Vertical mounting with anode down. Air cooling required for seals above 10 Mc/s. Filament peak inrush current must not exceed 100A.
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