7AXP-
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BrandElectronic Tube Corp.
ClassCathode Ray Tube
Base25-pin base with 22-pin collar ring
Filament6.3V @ 600mA
Construction
Primary TypeCRT
Envelope7-inch diagonal square face
Sections4-beam
Filament / Heater
Heater Notes0.6 Amperes nominal
Absolute Maximum Ratings
Plate Voltage10500 V
Plate Dissipation6 W
Grid 2 Voltage3500 V
Grid 1 Voltage-200 V
H-C Voltage180 V
Audio Performance
Key Features
- Four beam
- Independently controllable beams
- Electrostatic deflection
- Electrostatic focus
- Square face
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Post-Accelerator Operation | 4000V | - | - | - | - |
Application Notes
The deflection and acceleration electrode connections are brought out through the side wall to minimize lead capacity and improve insulation. The four second anodes and shield are brought out separately.
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