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

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6644 vacuum tube outline illustration

Tube-number record

6644

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6644 is a tube type in the TubeDatabase archive (class: TR Tube). Recorded specifications: brand Bomac Laboratories, Inc., construction Broad band TR tube, socket Special / none, and maximum plate dissipation 100 W. The archive does not yet hold a photographed example of this type.

BrandBomac Laboratories, Inc.
ClassTR Tube
BaseSpecial / none

Construction

Primary TypeBroad band TR tube
EnvelopeIntegral cavity

Filament / Heater

Absolute Maximum Ratings

Plate Dissipation100 W
Cathode Current0.2 mA

Audio Performance

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Typical Values—————

Application Notes

Designed to effectively decouple the receiver from a common transmitting and receiving antenna during a period of transmission.

Datasheets

Datasheet: 6644.pdf

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Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.

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    Key Features
    • Broad band TR tube
    • Decouple receiver from antenna
    • Integral cavity type