Tube-number record
DA 7/700
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BrandPhilips
ClassRectifier Tube
Construction
Primary TypeHigh vacuum
Rectifier TypeHalf-wave
EnvelopeGlass
SectionsSingle
Filament / Heater
MaterialThoriated tungsten
Absolute Maximum Ratings
Plate Voltage7000 V
Plate Dissipation400 W
Cathode Current100 mA
Audio Performance
Power Output700 W
Key Features
- Monoplate construction
- High vacuum
- Specially designed for TA 7/700 transmitter tube
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Rectifier | 7000 V | — | 1500 | — | 100 mA |
Application Notes
Specifically built to be used with the Philips TA 7/700 transmitter tube. At least two tubes are required to obtain the necessary output power.
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