Tube-number record
6LY8
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BrandGeneral Electric
ClassTriode-Pentode
BaseNoval (B9A)
Filament6.3 V @ 600 mA
Construction
Primary TypeMulti-section
EnvelopeT-6 1/2 Glass
SectionsHigh-mu Triode and Sharp-Cutoff Pentode
Filament / Heater
Heater NotesHeater current of a bogey tube at Ef = 6.3 volts.
Absolute Maximum Ratings
Plate Voltage330 V
Plate Dissipation3 W
Grid 2 Voltage310 V
H-C Voltage200 V
Audio Performance
Key Features
- Miniature construction
- High-mu triode for general purpose use
- Sharp-cutoff pentode for video amplifier use
- Coated Unipotential Cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pentode Section (Condition 1) | 35 V | — | — | — | 54 mA |
| Pentode Section (Condition 2) | 200 V | 20000 | 60000 | — | 19.5 mA |
| Triode Section | 250 V | 1700 | 59000 | 100 | 1 mA |
Datasheets
Datasheet: 6LY8.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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