Tube-number record
CK6835/QK464A
0 archive entries
CK6835/QK464A is a tube type in the TubeDatabase archive (class: Recording Storage Tube). Recorded specifications: brand Raytheon, construction Display / CRT, socket Duodecal, and maximum plate voltage 4000 V. The archive does not yet hold a photographed example of this type.
BrandRaytheon
ClassRecording Storage Tube
BaseDuodecal
Filament6.3 V @ 600 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater Notes±10%
Absolute Maximum Ratings
Plate Voltage4000 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Prime | 3500 V | — | — | — | 0.1 mA |
| Read | 3500 V | — | — | — | 0.001 mA |
| Erase | 3500 V | — | — | — | 0.05 mA |
Application Notes
The CK6835/QK464A is capable of repeating stored information up to 30,000 times without appreciable deterioration. Dynamic focusing is recommended for optimum resolution.
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