Tube-number record
12A7P
0 archive entries
12A7P is a tube type in the TubeDatabase archive (class: Pentode). Recorded specifications: construction Pentode, maximum plate voltage 330 V, and maximum plate dissipation 1.1 W. The archive does not yet hold a photographed example of this type.
ClassPentode
Filament12.6 V @ 150 mA
Construction
Primary TypePentode
Sections1
Filament / Heater
Absolute Maximum Ratings
Plate Voltage330 V
Plate Dissipation1.1 W
Grid 2 Voltage110 V
Audio Performance
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pentode | 250 V | 450 | — | 35 | 3.5 mA |
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