Tube-number record
EMM 801
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BrandAEG
ClassIndicator tube for voltage comparison
BaseNoval (B9A)
Filament6.3 V @ 300 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGlass
Sections2
Filament / Heater
Heater NotesIndirectly DC or AC heated, parallel or series supply
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation0.2 W
Grid 1 Voltage-1.3 V
Cathode Current12 mA
H-C Voltage100 V
Audio Performance
Key Features
- Indicator tube for voltage comparison
- Indirekt geheizt
- Pico 9 (Noval) base
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Triode section per System (Measuring Values) | 100 V | 1000 | — | 19 | 2.8 mA |
| Typical Operation (Condition 1) | 200 V | — | 400000 | — | 1.4 mA |
| Typical Operation (Condition 2) | 250 V | — | 400000 | — |
Datasheets
Datasheet: EMM801.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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