Tube-number record
E55L
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BrandMullard
ClassOutput Pentode
BaseNoval (B9A)
Filament6.3 V @ 600 mA
Construction
Primary TypePentode
EnvelopeGlass
Filament / Heater
Absolute Maximum Ratings
Audio Performance
Key Features
- Special quality
- Wideband
- High slope
- Long life
- Industrial applications
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pentode connected | 125 V | 45000 | 20000 | 30 | 50 mA |
| Triode connected | 125 V | 50000 | 600 | 30 | 55.5 mA |
| Operating Conditions | 140 V | 45000 | — | — | 50 mA |
Datasheets
Datasheet: E55L.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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