Tube-number record
T953B
0 archive entries
T953B is a tube type in the TubeDatabase archive (class: Radar Tube). Recorded specifications: brand English Electric, construction Display / CRT, base Plastic/Phenolic, socket Duodecal, and maximum plate voltage 15500 V. The archive does not yet hold a photographed example of this type.
BrandEnglish Electric
ClassRadar Tube
BaseDuodecal
Filament6.3 V @ 0.3 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGlass
Base MaterialPlastic/Phenolic
Sections1
Filament / Heater
Heater NotesSuitable for series or parallel operation
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Magnetic Focus | 15000 V | — | — | — | 0.05 mA |
Application Notes
The focus coil air gap should be approximately 220mm from reference plane. Avoid mounting vertically with screen downwards.
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