UCC 85
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BrandPhilips
ClassDouble Triode
BaseNoval
Filament26V @ 100mA
Construction
Primary TypeDouble Triode
EnvelopeGlass
Sections2
Filament / Heater
Heater NotesIndirect by A.C. or D.C.; series supply
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation2.5 W
Grid 1 Voltage-100 V
Cathode Current15 mA
H-C Voltage90 V
Audio Performance
Key Features
- Indirect heating
- R.F. amplifier
- Self-oscillating mixer
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical characteristics | 100V | 4600 | - | 50 | 4.5mA |
| Typical characteristics | 170V | 6200 | - | 50 | 10mA |
| RF Amplifier | 155V | 6000 | 8400 | - | 8.7mA |
| Self-oscillating mixer | 170V | 2200 | 16000 | - | 4.8mA |
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