Tube-number record
1U4WA
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BrandRaytheon
ClassPentode
BaseMiniature 7-pin (B7G)
Construction
Primary TypePentode
EnvelopeT-5 1/2 Glass
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage135 V
Plate Dissipation0.17 W
Grid 2 Voltage135 V
Cathode Current3 mA
Audio Performance
Key Features
- Filament type
- Sharp cut-off
- Miniature construction
- Low microphonic noise
- Vibration resistant
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| RF/AF Pentode | 90 V | 900 | — | — | 1.6 mA |
Application Notes
Designed for RF and AF applications in portable equipment and specialized military electronic equipment.
Datasheets
Datasheet: 1U4WA.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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