Tube-number record
R 122 N
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BrandLa Radiotechnique
ClassPentode
Filament18 V @ 225 mA
Construction
Primary TypePentode
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater NotesIndirect (cathode isolée du filament)
Absolute Maximum Ratings
Plate Voltage225 V
Plate Dissipation2 W
Grid 2 Voltage225 V
Cathode Current12 mA
H-C Voltage50 V
Audio Performance
Key Features
- Longue durée de vie
- Amplificatrice de tension
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Voltage Amplifier | 200 V | 5500 | 1000000 | 5500 | 8 mA |
Application Notes
Pentode amplificatrice de tension à longue durée de vie.
Datasheets
Datasheet: R122N.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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