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

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Tube-number record

6637

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BrandBomac Laboratories, Inc.
ClassTR Tube
BaseSpecial / none

Construction

Primary TypeDisplay / CRT
EnvelopeMetal/Glass
Base MaterialSilver Plated Disks
SectionsSeparate Cavity

Filament / Heater

Absolute Maximum Ratings

Plate Dissipation50 W

Audio Performance

Key Features
  • Narrow band tunable
  • Separate cavity type
  • Silver plated contact disks

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Ignitor Operation470 V———0.1 mA

Application Notes

The 6637 is a narrow band tunable TR tube designed to effectively decouple the receiver from a common transmitting and receiving antenna during a period of transmission.

Datasheets

Datasheet: 6637.pdf

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

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