Tube-number record
TC 03/5
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TC 03/5 is a tube type in the TubeDatabase archive (class: Transmitting Tube). Recorded specifications: brand Philips, construction Triode, socket Special / none, maximum plate voltage 300 V, and maximum plate dissipation 6 W. The archive does not yet hold a photographed example of this type.
BrandPhilips
ClassTransmitting Tube
BaseSpecial / none
Construction
Primary TypeTriode
EnvelopeGlass
SectionsSingle
Filament / Heater
MaterialOxide
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation6 W
Audio Performance
Key Features
- Low internal capacitance
- Suitable for ultra short waves down to 3.5m
- Oxide-coated filament
- Anode and grid connections at top of envelope
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Oscillator | 300 V | 1800 | 14000 | 25 | 35 mA |
Application Notes
Specifically constructed for radio amateurs; suitable as an oscillator or power amplifier. Designed for low voltage operation with high efficiency.
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