Tube-number record
108 D 12 GY/119
0 archive entries
108 D 12 GY/119 is a tube type in the TubeDatabase archive (class: Oscilloscope Tube). Recorded specifications: brand Valvo, construction Display / CRT, socket CRT base (B12 family), and maximum plate voltage 2200 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, flat screen, 12 cm diagonal
Sections1
Filament / Heater
Heater NotesIndirect heating, parallel supply; warmup time approx. 7 seconds
Absolute Maximum Ratings
Plate Voltage
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Oscilloscope | 2000 V | — | — | — | 0.01 mA |
Application Notes
Designed for portable service oscilloscopes and visual display units with bandwidth up to 25 MHz.
Datasheets
Datasheet: 108D12GY119.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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