Tube-number record
7320
0 archive entries
7320 is a tube type in the TubeDatabase archive (class: Pentode de puissance). Recorded specifications: brand MAZDA BELVU, construction Pentode, socket Noval (B9A), maximum plate voltage 400 V, and maximum plate dissipation 12 W. The archive does not yet hold a photographed example of this type.
BrandMAZDA BELVU
ClassPentode de puissance
BaseNoval (B9A)
Filament6.3 V @ 760 mA
Construction
Primary TypePentode
EnvelopeA 22-4
SectionsSingle
Filament / Heater
Heater NotesAlimentation en parallèle
Absolute Maximum Ratings
Plate Voltage400 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Amplificateur Classe A - Un tube | 250 V | 11300 | 38000 | 19 | 48 mA |
| Amplificateur Classe A - Un tube (Case 4) | 250 V | 10400 | 40000 | 19 | 36 mA |
| Push-pull Classe AB1 (Polarisation automatique) | 300 V | — | 8000 | — |
Application Notes
Le 7320 est une pentode de puissance de caractéristiques analogues à celles du EL 84/6 BQ 5.
Datasheets
Datasheet: 7320.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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