Tube-number record
ECL80
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BrandPhilips
ClassTriode-Pentode
BaseNoval (B9A)
Filament6.3 V @ 300 mA
Construction
Primary TypeMulti-section
EnvelopeT6-1/2
Base MaterialGlass
Sections2
Filament / Heater
Heater NotesAC or DC
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation3.5 W
Grid 2 Voltage250 V
Grid 1 Voltage-1.5 V
Cathode Current15 mA
H-C Voltage150 V
Audio Performance
Typical THD10%
Power Output1.4 W
Key Features
- Heater-cathode operation
- Compact T6-1/2 bulb
- Common cathode for sections
- Suitable for TV frame output or AF amplification
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pentode Power Amplifier | 170 V | 3300 | 150000 | — | 15 mA |
| Pentode Power Amplifier | 200 V | 3400 | 150000 | — | 17.5 mA |
| Triode Characteristics | 100 V | 1900 | — | 21 | 7.9 mA |
Application Notes
Commonly used in television receivers as sync separators or frame output tubes, as well as audio amplifiers.
Datasheets
Datasheet: ECL80.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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