Tube-number record
30PL14
0 archive entries
30PL14 is a tube type in the TubeDatabase archive (class: Triode Output Beam Tetrode). Recorded specifications: brand Ediswan Mazda, construction Beam tetrode / beam power, socket Noval (B9A), maximum plate voltage 250 V, and maximum plate dissipation 8 W. The archive does not yet hold a photographed example of this type.
BrandEdiswan Mazda
ClassTriode Output Beam Tetrode
BaseNoval (B9A)
Filament16 V @ 300 mA
Construction
Primary TypeBeam tetrode / beam power
EnvelopeGlass
SectionsTwo
Filament / Heater
Heater NotesIndirectly heated—for series operation
Absolute Maximum Ratings
Plate Voltage250 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Triode Section | 200 V | 3400 | — | 18 | 10 mA |
| Tetrode (Average New Valve Case 1) | 55 V | — | — | — | 210 mA |
| Tetrode (Average New Valve Case 2) | 55 V | — | — | — |
Application Notes
The output stage should be designed to allow for valve spread and deterioration during life. Characteristics for the triode section are identical to the 6/30L2.
Datasheets
Datasheet: 30PL14.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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