Low Level γ-Spectrometer with Low Background HPGe Detector, n-Moderator and μ-Veto Shield >>[download brochure]

		System description: HPGe Detectors: p- or n-type coaxial (60 – 150 % efficiency) or planar (5, 7 and 8 cm diameter, 1.5 up to 3 cm thick) •  Standard low background (LB) version •  Ultra low background (ULB) version •  30 -40 ltr. Dewar Spectrometry Electronics •  Standard Version: Digital spectrometry electronics (stand alone) •  Shaping Amplifier 6/8/12 µs, PUR; HV •  ADC: 4/8/16 k, inhibit and/or gate, Buffer •  PC-Interfaces, Network or USB Event by event Two-Dimensional Version for ULB System
Between 40 keV and 2.7 Mev the total shielding factor is approx. 1000 and the measured count rate 0.08 cps/kg Ge.		The Present Reference on Ground Level!
Effectiness of the Shielding Modules
		Passive Front Loading Lead Shield •  LB Version: Boliden (LB) lead wall thickness ~ 10 cm, copper, plastic •  ULB Version: Boliden lead wall thickness > 10 cm incl. ULB lead, x-ray reduction. Anti Cosmic Veto Shield •  Scintillation or gas detector Anti Cosmic Electronics •  digital •  analogue Data Evaluation Software
(1) outdoor,(2) + measurement dugout, (3) + iron castle, (4) + passive detector shielding, (5) + active detector shielding (veto)