Detector sensitive area
            1800 cm2 ( 2 x windows 300 x 300 mm ea.)
            30cm (12”) depth x 30cm (12”) width
            Chamber entrance height = 2.2cm (.875") tall

   Detector Type
           Gas Flow Proportional

   Gas Used
            P-10 Nuclear Counting Gas
            90% Argon, 10% Methane
            (DOT Class 2.2 Nonflammable Gas)

   Background
            Less than or equal to 0.006 alphas/cm2/hr

   Detection Efficiency
            Greater than 80% (2 pi )

   Lower Limit of Detection (LLD)
            Bkgd of 6 = 0.001 @ 40 hrs, 0.0006 @ 100 hrs
            Bkgd of 3 = 0.001 @ 20 hrs, 0.0004 @ 100 hrs

   Operating Voltage
            + 800 VDC

   Alpha Detector Window
            250 µg/cm2 metalized Mylar

   Overall Outside Dimensions
            46cm (18”) wide x 55cm (21.5”) deep
            16.5cm (6.5”) tall

   Weight
            9 kg  (20 lbs.)

   Electronics
            Detector Bias Power Supply, 1Kv
            On board Charge Sensitive Pre-amp, Linear Amplifier, Integral Discriminator.  

   Gas Handling
            Dual Stage Gas Regulator
            Adjustable Flow Controller

   Pricing and Delivery
        Please contact us for current pricing and delivery schedules.

*Specifications subject to change without notice.