Tube-number record
11D18 GH
0 archive entries
11D18 GH is a tube type in the TubeDatabase archive (class: Oscilloscope Tube). Recorded specifications: construction Display / CRT, socket CRT base (B12 family), and maximum plate voltage 18000 V. The archive does not yet hold a photographed example of this type.
ClassOscilloscope Tube
BaseCRT base (B12 family)
Filament6.3 V @ 240 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGlass, rectangular
Sections1
Filament / Heater
MaterialOxide
Warm-up Time5s
Heater NotesIndirectly heated, AC or DC, parallel supply
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Standard | 16000 V | — | — | — | 0.01 mA |
Application Notes
Designed for compact oscilloscopes with bandwidth up to approx. 75 MHz and data display units.
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