Tube-number record
WK-20
0 archive entries
WK-20 is a tube type in the TubeDatabase archive (class: Rectifier). Recorded specifications: brand Doświadczalne Zakłady Lampowe, construction Diode, and maximum plate voltage 25000 V. The archive does not yet hold a photographed example of this type.
BrandDoświadczalne Zakłady Lampowe
ClassRectifier
Construction
Primary TypeDiode
Rectifier TypeHigh Voltage
EnvelopeGlass
SectionsSingle
Filament / Heater
MaterialOxide
Absolute Maximum Ratings
Plate Voltage25000 V
Cathode Current12 mA
Audio Performance
Key Features
- Oxide-coated cathode
- Directly heated
- High voltage application
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Rectifier | 20000 V | — | — | — | 10 mA |
Application Notes
Lampa przeznaczona jest do pracy w wysokonapięciowych układach prostowniczych.
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