Tube-number record
1173
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BrandPHILIPS
ClassIndustrial Rectifier
BaseSpecial / none
Construction
Primary TypeOther / special
Rectifier TypeSingle-anode
EnvelopeGlass
Base MaterialSpecial 3-pin
Sections1
Filament / Heater
MaterialOxide-coated
Warm-up Time60s
Absolute Maximum Ratings
Plate Voltage650 V
Grid 1 Voltage22 V
Cathode Current4000 mA
Audio Performance
Key Features
- Mercury vapour and gas filled
- Single-anode
- Auxiliary ignition electrode
- Directly heated
- Vertical mounting
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Rectifier | 12 V | — | — | — | 4000 mA |
Application Notes
Used for industrial rectifiers supporting up to 4 A per valve and 110 Pb-cells. Requires an auxiliary ignition unit (type 1289 recommended) for proper starting.
Datasheets
Datasheet: 1173.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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