BERTHOLD TECHNOLOGIES - LB 790 10-Channel
Manufactured by BERTHOLD TECHNOLOGIES
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The 10-Channel Low-Level Counter - LB 790 allows simultaneous and separate measurements of low activities.
The 10-Channel Low-Level Counter - LB 790 allows simultaneous and separate measurements of low activities for alpha and beta radiation emitting radionuclides with a detection limit of approx. 12 mBq for Alpha (Am-241) and approx. 22 mBq for Beta (Sr-90) (according to ISO 11929; 1 h measuring time)1).
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Features of LB 790 10-Channel
- Simultaneous Α and Β measurement (10-fold sample drawer for planchets up to Ø 60 mm)
- Guard counter directly above measuring counters to suppress cosmic ray (anticoincidence)
- 10 cm lead shielding in all directions for optimal low background performance
- Modular sample detector construction (2 detectors per module)
- Easy servicing concerning maintenance and repair
- Detectors and sample drawer are one unit
- Preamplifiers integrated into the detector
- New PC Windows-Program AMS (Activity-Measuring-System for Data Acquisition)
General Specifications
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Additional Specifications
External dimensions
(with lead shielding) 850 x 545 x 320 (L x W x H in mm)
Weight (with lead shielding) approx. 1200 kg
Dimension detector unit with
sample drawer and electronics 590 x 520 x 120 (L x W x H in mm)
Weight detector unit 37.5 kg
Dimensions dual-detector module 262 x 92 x 30 (L x B x H in mm)
Weight dual-detector module 1.55 kg
Material detector module Cathode copper
Material guard counter Aluminium