Tube-number record
4316-A
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BrandStandard Valves
ClassTriode
BaseSpecial / none
Construction
Primary TypeTriode
EnvelopeGlass
Filament / Heater
MaterialThoriated Tungsten
Absolute Maximum Ratings
Plate Voltage450 V
Plate Dissipation30 W
Cathode Current80 mA
Audio Performance
Power Output7.5 W
Key Features
- Thoriated Tungsten filament
- UHF Operation up to 750 Mc
- Tungsten rod leads
- Flat bulb face design
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class C Telephony | 400 V | — | — | — | 80 mA |
| Class C Telegraphy | 450 V | — | — | — | 80 mA |
| Static Constants | — | 2400 | 2700 | 65 | — |
Application Notes
When used above 300 megacycles, provide tuning in the filament to ground circuit using adjustable concentric lines. Avoid dielectric materials. Grid and anode supply leads should connect at nodal points.
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