Tube-number record
111 D 12 GH/119
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111 D 12 GH/119 is a tube type in the TubeDatabase archive (class: Oscilloscope Tube). Recorded specifications: brand VALVO, construction Display / CRT, base Plastic, socket CRT base (B12 family), and maximum plate voltage 18000 V. The archive does not yet hold a photographed example of this type.
BrandVALVO
ClassOscilloscope Tube
BaseCRT base (B12 family)
Filament6.3 V @ 100 mA
Construction
Primary TypeDisplay / CRT
EnvelopeRectangular Glass
Base MaterialPlastic
SectionsSingle beam
Filament / Heater
Heater NotesIndirect heating, parallel supply; warmup time approx 7s
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| 10kV Operation | 1500 V | — | — | — | — |
| 16.5kV Operation | 2200 V | — | — | — | — |
Application Notes
Designed for compact oscilloscopes with a bandwidth up to approx 75 MHz. Features an internal graticule to reduce parallax errors.
Datasheets
Datasheet: 111D12GH119.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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