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

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Tube-number record

6639

0 archive entries

BrandBomac Laboratories, Inc.
ClassTR Tube

Construction

Primary TypeOther / special
EnvelopeIntegral cavity
SectionsSingle

Filament / Heater

Absolute Maximum Ratings

Plate Dissipation60 W

Audio Performance

Key Features
  • Narrow band tunable
  • Integral cavity type
  • Decouples receiver from common antenna

Application Notes

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

Datasheets

Datasheet: 6639.pdf

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

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