Lightweight, rugged hand probe with a 100 cm² dual phosphor detector for general purpose survey and frisking, with good alpha and beta sensitivity and minimal gamma interference.
The HP-380AB is a lightweight, rugged probe for general purpose survey and frisking. It can be used with Thermo Scientific portable survey meters such as the ASP-2, E-600 and RM-25.
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| Models | HP-380A (α detection), HP-380B (β detection), HP-380AB (α and β detection) |
|---|---|
| Detector | ZnS(Ag) for alpha, plastic scintillator for beta |
| Window size | 100 cm² |
| Efficiency | Alpha 12 % ²⁴¹Am (HP-380A); beta 28 % ¹⁴C, 52 % ⁹⁰Sr/⁹⁰Y (HP-380B) |
| Background | HP-380A: < 0.1 s⁻¹ (< 1.0 cpm); HP-380B and HP-380AB: < 10 s⁻¹ (< 600 cpm) |
| Weight | 0.59 kg (1.37 lb) |
Source: Thermo Fisher Scientific, product pages HP380A and HP380B (2026). Full specifications are available in the documents.
