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

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Tube-number record

8331

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BrandMetcom, Inc.
ClassTR Tube
BaseWaveguide

Construction

Primary TypeBroad band TR tube
EnvelopeMetal/Silver plate

Filament / Heater

Absolute Maximum Ratings

Grid 1 Voltage-700 V
Cathode Current0.2 mA

Audio Performance

Key Features
  • Broad band TR tube
  • Maintains phase shift within 4 degrees when used with 8330
  • Mounting position: Any
  • Silver plated 100 MSI

Application Notes

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

Datasheets

Datasheet: 8331.pdf

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

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