Tube-number record
1B63B
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BrandSylvania
ClassTR Tube
BaseWaveguide
Construction
Primary TypeOther / special
EnvelopeWaveguide Structure
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Grid 1 Voltage-650 V
Audio Performance
Key Features
- Long life rating (1000 hours)
- Fixed-tuned
- Broad band
- Equivalent to Type 1B63A
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Ignitor Characteristics | 287.5 V | — | — | — | 0.1 mA |
Application Notes
Designed for use with the Sylvania Type 1B35A or the 1B37A. The 1B63B is rated for 1000 hours life as against the 500-hour rating of the 1B63A.
Datasheets
Datasheet: 1B63B.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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