Tube-number record
1089
0 archive entries
1089 is a tube type in the TubeDatabase archive (class: Rectifier). Recorded specifications: brand PHILIPS, construction Rectifier, socket Jumbo, and maximum plate voltage 60 V. The archive does not yet hold a photographed example of this type.
BrandPHILIPS
ClassRectifier
BaseJumbo
Construction
Primary TypeRectifier
Rectifier TypeMercury vapour and gas filled
EnvelopeGlass
Filament / Heater
MaterialOxide-coated
Warm-up Time2s
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Characteristic | 9 V | — | — | — | — |
Application Notes
Specifically designed for battery chargers (10 A per valve, max. 20 Pb-cells). Recommended warmup time 2 minutes, minimum 1 minute. After transport or long interruption, warmup time should be 5 minutes.
Datasheets
Datasheet: 1089.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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