Tube-number record
7027
0 archive entries
7027 is a tube type in the TubeDatabase archive (class: A.F. Beam Pentode). Recorded specifications: brand JJ Electronic, construction Beam tetrode / beam power, socket Octal, maximum plate voltage 500 V, and maximum plate dissipation 30 W. The archive does not yet hold a photographed example of this type.
BrandJJ Electronic
ClassA.F. Beam Pentode
BaseOctal
Filament6.3 V @ 0.9 mA
Construction
Primary TypeBeam tetrode / beam power
Filament / Heater
Absolute Maximum Ratings
Plate Voltage500 V
Plate Dissipation30 W
Grid 2 Voltage450 V
Audio Performance
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A1 Single Tube | 250 V | — | 22500 | — | 72 mA |
| Class A1 Push-Pull | 270 V | — | — | — | 134 mA |
Datasheets
Datasheet: 7027.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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