Tube-number record
H12
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BrandMarconi
ClassMidget Triode
Construction
Primary TypeTriode
EnvelopeGlass
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Audio Performance
Key Features
- Midget size
- Deaf aid stage
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Voltage Amplifier | 45 V | — | 250000 | 15 | — |
Datasheets
Datasheet: H12.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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