ECC 8025S
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BrandAEG
ClassTwin Triode
BaseNoval (Pico 9)
Filament6.3V @ 300mA
Construction
Primary TypeTriode
EnvelopeGlass
Sections2
Filament / Heater
Heater NotesIndirectly DC or AC heated, parallel connection
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation2.75 W
Grid 1 Voltage-50 V
Cathode Current15 mA
H-C Voltage100 V
Audio Performance
Key Features
- Reliability
- Long Life
- Exacting Tolerances
- Vibration and Shock Proofed
- Special Cathode Free from Interface
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Measured values per system | 250V | 2200 | 7700 | 17 | 10.6mA |
Application Notes
End of life reached when plate current drops below 7 mA or transconductance drops below 1500 µmhos.
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