ECC 230
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BrandPhilips
ClassDouble Triode
BaseOctal
Filament6.3V @ 2.5mA
Construction
Primary TypeDouble Triode
EnvelopeGlass
Base MaterialPlastic/Bakelite
Sections2
Filament / Heater
Heater NotesIndirect heating by A.C. or D.C.; parallel supply
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation13 W
Grid 1 Voltage2300 V
Cathode Current125 mA
H-C Voltage300 V
Audio Performance
Key Features
- Low-mu
- Separate cathodes
- Series regulator tube
- Booster triode
- Shock and vibration resistant
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Section 1 | 100V | 6500 | 300 | 2 | 100mA |
| Section 2 | 135V | 7000 | 280 | 2 | 125mA |
Application Notes
Intended for use as a series regulator tube in D.C. power supplies, for servo applications or as a booster triode. Automatic bias is recommended.
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