LND 7242

End window-alpha-beta-gamma detector

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GENERAL SPECIFICATIONS
Gas filling  Ne +Halogen
Cathode material  446 Stainless Steel
Maximum length (inch/mm) 1.0/25.4
Effective length (inch/mm) 0.35/8.89
Maximum diameter (inch/mm) 1.0/25.4
Effective diameter (inch/mm) 0.78/19.8
Connector  Pin
Operating temperature range °C  -40 to +75
WINDOW SPECIFICATIONS
Areal density (mg/cm²) 2.0
Effective diameter (inch/mm) 0.78/19.8
Material  Mica
ELECTRICAL SPECIFICATIONS
Recommended anode resistor (meg ohm)  4.7
Maximum starting voltage (volts) 350
Recommended operating voltage (volts) 500
Operating voltage range (volts) 450-700
Maximum plateau slope (%/100 volts)  8
Minimum dead time (micro sec)  50
Gamma sensitivity Co60 (cps/mr/hr) 12
Tube capacitance (pf) 3
Weight (grams) 18
Maximum background shielded 50mm Pb + 3mm Al (cpm) 8
Minimum anode resistor (meg ohm)  2.2