UY 82
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BrandPhilips
ClassRectifying Tube
BaseNOVAL
Filament55V @ 100mA
Construction
Primary TypeSingle-anode
Rectifier Typehigh-vacuum
Sections1
Filament / Heater
Heater NotesIndirect by A.C. or D.C.; series supply
Absolute Maximum Ratings
Plate Voltage700 V
Cathode Current180 mA
H-C Voltage550 V
Audio Performance
Key Features
- High-vacuum
- Single-anode
- Indirectly heated
- Series supply
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Rectifier Operation (Col 1) | 250V | - | - | - | 180mA |
| Rectifier Operation (Col 2) | 240V | - | - | - | 180mA |
| Rectifier Operation (Col 3) | 220V | - | - | - | 180mA |
| Rectifier Operation (Col 4) | 200V | - | - | - | 180mA |
| Rectifier Operation (Col 5) | 127V | - | - | - | 180mA |
Application Notes
When two tubes are placed in parallel, Cfilt = max. 100 uF. A resistor Rt must be inserted in the anode lead of each tube. Max heater-to-cathode insulation: 220V RMS AC + 250V DC (cathode positive).
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