Tube-number record
ESU872
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ESU872 is a tube type in the TubeDatabase archive (class: Half Wave Mercury Vapour Rectifier). Recorded specifications: brand EDISWAN, construction Directly heated, socket Jumbo, and maximum plate voltage 10000 V. The archive does not yet hold a photographed example of this type.
BrandEDISWAN
ClassHalf Wave Mercury Vapour Rectifier
BaseJumbo
Construction
Primary TypeDirectly heated
Rectifier TypeMercury Vapour
EnvelopeGlass
SectionsHalf Wave
Filament / Heater
Warm-up Time60s
Absolute Maximum Ratings
Plate Voltage10000 V
Cathode Current1250 mA
Audio Performance
Key Features
- Directly heated
- High peak inverse voltage
- Low voltage drop
- Mercury vapour
Application Notes
Filament should be operated at normal voltage for 15 minutes before first use to distribute mercury. Mount vertically. Filament must reach operating temperature before anode voltage is applied. Delay switch recommended.
Datasheets
Datasheet: ESU872.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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