Photomultiplier Tube of High Immunity to Magnetic Fields (tetrod)
- Purpose: Scintillation irradiation detection in high energy physics under conditions of magnetic fields up to 1,2 T and radiation up to 1500 Gy.
- Year of release: 2009
- Guaranteed service life (years): 4
- Estimated production / delivery time (months): 3
- Flight qualification of the product: No
- Possibility to adapt the product to customer requirements: Yes
| Parameter | Value |
|---|---|
| Photocathode diameter | 16 mm |
| Device diameter | 22,2 mm |
| Length | 46 mm |
| Spectral response | 220 ÷ 650 nm |
| Photocathode luminous sensitivity | ≥60 μA/lm |
| Dark current | ≤2 nA |
| Supply voltage | 1200 V |
| Photocathode quantum efficiency (λ=420) | ≥15 % |
| Photocathode | SbKCsO |
| Gain under magnetic field of H=1,2T | ≥13 |
PMT-tetrode has a bialkali photocathode and two-cascade multiplication system. The input window is made of boron-silicate UV glass
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