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Neutron Detectors

Image	Product	Detector Type	Sensitivity	Detection Range

	Model 42-30H	³He Tube Moderator: 25.4 cm (10 in.) dia.	20,000 cpm per mSv/h (200 cpm per mrem/hr) (²⁴¹AmBe)	Thermal to 12 MeV
	Model 42-31H	³He tube Moderator: 22.9 cm (9 in.) dia	10,000 cpm per mSv/h (100 cpm per mrem/hr ) (²⁴¹AmBe)	Thermal to 12 MeV
	Model 42-5	⁶LiI Scintillator	45 cpm per mrem/hr (²⁴¹AmBe)	Thermal to 12 MeV
	Model 42-41L	PRESCILA Proton Recoil Scintillator	350 cpm per mrem/hr (²⁴¹AmBe)	Thermal to 100 MeV

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