TE 05/10
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BrandPhilips
ClassTriode
Filament6.3V @ 900mA
Construction
Primary TypeTriode
EnvelopeGlass
Sections1
Filament / Heater
Heater NotesIndirectly heated
Absolute Maximum Ratings
Plate Voltage500 V
Plate Dissipation12 W
Cathode Current80 mA
H-C Voltage75 V
Audio Performance
Power Output27.5 W
Key Features
- Indirectly heated cathode
- Oscillator
- H.F. amplifier
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Characteristics | 500V | 3000 | - | - | - |
| L.F. class B amplification (two valves) | 450V | - | 2780 | - | 90mA |
| H.F. class C telegraphy (two valves) | 500V | - | - | - | 110mA |
| H.F. class B telephony (two valves) | 500V | - | - | - | 63mA |
| H.F. class C anode modulation (two valves) | 450V | - |
Application Notes
Specifically designed for oscillator and H.F. amplifier use across various classes of operation (B and C).
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