Tube-number record
1B89
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BrandVictoreen
ClassX-RAY COUNTER TUBE
Construction
Primary TypeOther / special
Envelope0.030 inch thick by 5/8 inch diameter beryllium window
Filament / Heater
Absolute Maximum Ratings
Plate Voltage1600 V
Audio Performance
Key Features
- X-ray sensitive
- Beryllium window
- High quantum efficiency for 1.54 A.U. X-radiation
- Low response to other wavelengths
- Self-quenched
- Circuit input sensitivity of at least 0.05 volts
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Counter Operation | 1500 V | — | — | — | — |
Application Notes
The gas filling and internal spacing are designed to give a high quantum efficiency for 1.54 A.U. X-radiation and a low response to radiation of other wavelengths. Does not require excessive amplification or pulse shaping.
Datasheets
Datasheet: 1B89.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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