Tube-number record
A 67-510 X
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BrandITT
ClassCRT Color Picture Tube
BaseCRT base (B12 family)
Filament6.3 V @ 730 mA
Construction
Primary TypeOther / special
EnvelopeAll-glass, rectangular, spherical faceplate
Base MaterialSteel-Jacket implosion protection
Sections3 electrostatic-focus guns
Filament / Heater
Heater NotesHeating Time (Approx.) 5 s
Absolute Maximum Ratings
Plate Voltage27500 V
Grid 2 Voltage1000 V
Grid 1 Voltage-400 V
Cathode Current1 mA
H-C Voltage200 V
Audio Performance
Key Features
- Rectangular faceplate
- Triangular dot groups
- Rare-earth red phosphor
- Internal magnetic shield
- Aluminized screen
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Grid drive service | 25000 V | — | — | — | — |
Application Notes
Orientation: Tube must be operated with axis horizontal and blue gun up. Anode contact area coated with water-repellent layer. X-Radiation at 27.5kV/1mA does not exceed 0.5 mR/h.
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