Tube-number record
DCX 4/1000
0 archive entries
DCX 4/1000 is a tube type in the TubeDatabase archive (class: Xenon Rectifier). Recorded specifications: brand Philips, construction Rectifier, socket 4-pin, and maximum plate voltage 10000 V. The archive does not yet hold a photographed example of this type.
BrandPhilips
ClassXenon Rectifier
Base4-pin
Construction
Primary TypeRectifier
Rectifier TypeSingle Anode
EnvelopeGlass
Sections1
Filament / Heater
Materialoxide-coated
Warm-up Time10s
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Circuit a (Vinvp 10kV) | 3500 V | — | — | — | 500 mA |
| Circuit b (Vinvp 10kV) | 7000 V | — | — | — | 500 mA |
| Circuit e (Vinvp 10kV) | 3500 V | — | — | — | 1500 mA |
Application Notes
Phase shift of 90° ± 30° between Va and Vf and use of centre-tapped filament transformer is recommended. To obtain low ignition voltage, pin 4 should be positive with respect to pin 1 at ignition. At voltages above 2 kV, the socket must be insulated from the chassis.
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