12AE7
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BrandSylvania
ClassDissimilar Duo Triode
BaseMiniature Button 9-Pin (E9-1)
Filament12.6V @ 450mA
Construction
Primary TypeTriode
EnvelopeT-6 1/2
SectionsDouble (Dissimilar)
Filament / Heater
Heater NotesDesigned for automotive battery operation (10.0V to 15.9V range).
Absolute Maximum Ratings
Audio Performance
Key Features
- Dissimilar sections
- Direct battery operation
- Medium-mu and Low-mu sections
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A1 Amplifier (Section 1) | 12.6V | 4000 | 3250 | 13 | 1.9mA |
| Class A1 Amplifier (Section 2) | 12.6V | 6500 | 985 | 6.4 | 7.5mA |
Application Notes
Section No. 1 is a medium-mu triode for general purpose application. Section No. 2 is a low-mu triode suitable for use as a transistor power amplifier driver.
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