Tube-number record
6445
0 archive entries
6445 is a tube type in the TubeDatabase archive (class: Forced Air-Cooled Triode). Recorded specifications: brand Amperex, construction Triode, base Powdered glass stem, socket Special / none, maximum plate voltage 12500 V, and maximum plate dissipation 5000 W. The archive does not yet hold a photographed example of this type.
BrandAmperex
ClassForced Air-Cooled Triode
BaseSpecial / none
Construction
Primary TypeTriode
EnvelopeGlass-to-Metal
Base MaterialPowdered glass stem
SectionsSingle
Filament / Heater
MaterialTungsten
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| A.F. Power Amplifier Class B (Two Tubes) | 10000 V | 7000 | — | 50 | 2500 mA |
| R.F. Power Amplifier Class C Telephony | 8000 V | — | — | 50 | 960 mA |
| R.F. Power Amplifier Class C Telegraphy | 10000 V | — | — | 50 |
Application Notes
The 6445 is an improved version of the standard type 892R. Rated air flow must be continuous during voltage application and for 5 minutes after removal.
Datasheets
Datasheet: 6445.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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