Tube-number record
DA 7/700
0 archive entries
DA 7/700 is a tube type in the TubeDatabase archive (class: Rectifier Tube). Recorded specifications: brand Philips, construction High vacuum, maximum plate voltage 7000 V, and maximum plate dissipation 400 W. The archive does not yet hold a photographed example of this type.
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.
0 results