The Model 43-92 Alpha Scintillator (Ludlum) is a device for alpha contamination survey.
Model 43-92 Alpha Scintillator features:
- window area: active: 100 cm² (15.5 in²) open: 88 cm² (13.6 in²)
- weight: 0.5 kg
- window: 0.8 mg/cm² metalized polyester (1.2 mg/cm² recommended for outdoor use)
- scintillator: ZnS(Ag)
- efficiency (4π): typically 20% for 239Pu
- removable protective screen
- background radiation: 3 cpm or less
- photomultiplier tube: 2.9 cm (1.13 in.) diameter
Read more about the Model 43-92 Alpha Scintillator on the
Ludlum website