Tube-number record
D14-121GH
0 archive entries
D14-121GH is a tube type in the TubeDatabase archive (class: Instrument Cathode-Ray Tube). Recorded specifications: construction Display / CRT, base glass, socket 14-pin all-glass, and maximum plate voltage 11000 V. The archive does not yet hold a photographed example of this type.
ClassInstrument Cathode-Ray Tube
Base14-pin all-glass
Filament6.3 V @ 300 mA
Construction
Primary TypeDisplay / CRT
Envelope14 cm diagonal, rectangular flat-faced
Base Materialglass
SectionsSingle gun
Filament / Heater
Heater NotesIndirect by AC or DC; parallel supply
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Standard | 10000 V | — | — | — | 0.01 mA |
Application Notes
The tube should not be supported by the base alone. A low impedance deflection plate drive is desirable if full deflection is used.
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