Tube-number record
PT-841
0 archive entries
PT-841 is a tube type in the TubeDatabase archive (class: Triode). Recorded specifications: brand General Electric, construction Triode, base Bakelite, socket 4-pin, maximum plate voltage 450 V, and maximum plate dissipation 15 W. The archive does not yet hold a photographed example of this type.
BrandGeneral Electric
ClassTriode
Base4-pin
Construction
Primary TypeTriode
EnvelopeGlass
Base MaterialBakelite
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage450 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A A-F Amplifier | 425 V | 750 | 40000 | 30 | 2.2 mA |
| Class B A-F Power Amplifier | 425 V | — | — | — | 120 mA |
| Class C R-F Power Amplifier | 450 V | — | — | — | 50 mA |
Application Notes
The tube should be mounted so as to operate in an upright position with the filament end down. Maximum ratings apply only at frequencies below 6 megacycles.
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