Tube-number record
ES.450.X
0 archive entries
ES.450.X is a tube type in the TubeDatabase archive (class: Transmitting Triode). Recorded specifications: brand EDISWAN, year 1948, construction Triode, maximum plate voltage 5000 V, and maximum plate dissipation 450 W. The archive does not yet hold a photographed example of this type.
BrandEDISWAN
ClassTransmitting Triode
Construction
Primary TypeTriode
EnvelopeGlass
Sections1
Filament / Heater
MaterialPure Tungsten
Absolute Maximum Ratings
Plate Voltage5000 V
Plate Dissipation450 W
Audio Performance
Key Features
- Radiation Cooled
- Transmitting type triode
- Pure tungsten filament
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Static Characteristics | 2000 V | 1500 | 20000 | 30 | — |
Application Notes
Particularly suitable for use as an R.F. Oscillator in small R.F. heating equipments.
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