Tube-number record
7637
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BrandMullard
ClassTraveling Wave Tube
BaseSpecial / none
Filament6.3 V @ 750 mA
Construction
Primary TypeOther / special
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater NotesIndirectly heated
Absolute Maximum Ratings
Plate Voltage1600 V
Plate Dissipation7.5 W
Grid 2 Voltage1500 V
Grid 1 Voltage500 V
Cathode Current5 mA
H-C Voltage50 V
Audio Performance
Power Output0.2 W
Key Features
- Unpackaged construction
- Periodic permanent magnet system design
- Low power saturation level 200 mW
- Glass envelope
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Intermediate amplifier | 1200 V | — | — | — | 3.5 mA |
Application Notes
Intended for operation as an intermediate amplifier in the 4Gc/s band. Requires a periodic permanent magnet system of approved design.
Datasheets
Datasheet: 7637.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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