Tube-number record
SCREEN-PENTODE
0 archive entries
SCREEN-PENTODE is a tube type in the TubeDatabase archive (class: Pentode). Recorded specifications: brand OSRAM, construction Pentode, socket 7-pin (non-miniature), and maximum plate voltage 250 V. The archive does not yet hold a photographed example of this type.
BrandOSRAM
ClassPentode
Base7-pin (non-miniature)
Filament4 V @ 1 mA
Construction
Primary TypePentode
EnvelopeGlass
Sections1
Filament / Heater
Heater NotesIndirectly Heated
Absolute Maximum Ratings
Plate Voltage250 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Amplifier | 250 V | 2400 | 25000 | — | 3.3 mA |
| Detector (Grid Leak) | 250 V | 4000 | 25000 | — | 9.5 mA |
| Detector (Anode Bend) | 250 V | — | 100000 | — | 1.5 mA |
Application Notes
Suitable for operation in the High Frequency portion of a receiver, or as a Detector or Low Frequency amplifier.
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