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) Standard Planchet Diameter
RECORDER OUTPUT: correlated to meter reading (adjustable to 0 to 1
DESCRIPTION: lead shielding/collimator for 6
17 cps per μSv/h (100 cpm per mR/hr)
Ludlum Model 43-9 Alpha Sample Counter Head F&J Specialty ) Standard Planchet DiameterIndicated Use Sample counting Detector ZnS(Ag) scintillator Window 0. 4 mg cm2 Efficiency 230Th: 30% Typical Background (10 R hr) 3 cpm Photomultiplier Tube 3. 8 cm (1. 5 in.) diameter Operating Voltage 500 to 1200 V Sample Size (max.) 2. 54 cm (1 in.) dia. Sample Holder O ring sealed stainless steel slide Size (D x L) Detector: 7. 6 x 21. 6 cm (3 x 8. 5 in.) Sample Tray: 4. 6 x 14 cm (1. 8 x 5. 5 in.) Weight 0. 9 kg (2 lb)