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Tube Database (7,341 tube types · 1,270 archive entries)

Pre (2,630 tube types), Other (2,603 tube types), Power (1,292 tube types), Rectifier (816 tube types)
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Tube-number record

8441

0 archive entries

8441 is a tube type in the TubeDatabase archive (class: High-Mu Triode). Recorded specifications: brand RCA, year 1964, construction Triode, base Ceramic, socket Subminiature, maximum plate voltage 250 V, and maximum plate dissipation 1 W. The archive does not yet hold a photographed example of this type.

BrandRCA
ClassHigh-Mu Triode
BaseSubminiature
Filament6 V @ — mA

Construction

Primary TypeTriode
EnvelopeMetal Shell MT4
Base MaterialCeramic
Sections1

Filament / Heater

Heater NotesPower input: 0.85 W. Designed to operate from battery supplies within +/- 10% of specified center voltage.

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Class A Amplifier110 V94006800647 mA

Application Notes

Used in Sonobuoy and other expendable equipment. Designed for high-reliability applications.

Filters

0 tubes found

Manufacturers

Brands

    0 results
    Plate Voltage250 V
    Plate Dissipation1 W
    Grid 1 Voltage-55 V
    Cathode Current15 mA
    H-C Voltage100 V

    Audio Performance

    Key Features
    • Nuvistor Type
    • High shock resistance
    • Expendable equipment design
    • Coated Unipotential Cathode