Tube-number record
450TH
0 archive entries
450TH is a tube type in the TubeDatabase archive (class: High-Mu Triode). Recorded specifications: brand Eimac, construction Triode, base Special 4-pin, socket 4-pin, maximum plate voltage 6000 V, and maximum plate dissipation 450 W. The archive does not yet hold a photographed example of this type.
BrandEimac
ClassHigh-Mu Triode
Base4-pin
Construction
Primary TypeTriode
EnvelopeGlass
Base MaterialSpecial 4-pin
SectionsSingle
Filament / Heater
MaterialThoriated tungsten
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class-C Telegraphy | 3000 V | 6650 | — | 38 | 500 mA |
| Class-C Telegraphy | 4000 V | 6650 | — | 38 | 450 mA |
| Class-C Telegraphy | 5000 V | 6650 | — | 38 | 450 mA |
Application Notes
The 450TH must be mounted vertically, base up or base down. Cooling is accomplished by radiation and air circulation. The plate exhibits a red-orange color at maximum dissipation.
Datasheets
Datasheet: 450TH.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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