Products / Geiger-Mueller Tubes / Thin Window Alpha-Beta-Gamma Detectors / End Window Tubes / LND 72219

LND 72219

End window-alpha-beta-gamma-xray detector

GENERAL SPECIFICATIONS
Gas filling  Ar + Halogen
Cathode material  446 Stainless Steel
Maximum length (inch/mm) 4.94/125.5
Effective length (inch/mm) 4.47/113.5
Maximum diameter (inch/mm) 1.0/25.4
Effective diameter (inch/mm) 0.78/19.8
Connector  Pin
Operating temperature range °C  -55 to +75
WINDOW SPECIFICATIONS
Areal density (mg/cm²) 2.5
Effective diameter (inch/mm) 0.78/19.8
Material  Mica
ELECTRICAL SPECIFICATIONS
Recommended anode resistor (meg ohm)  4.7
Maximum starting voltage (volts) 1450
Recommended operating voltage (volts) 1600
Operating voltage range (volts) 1500-1800
Maximum plateau slope (%/100 volts)  10
Minimum dead time (micro sec)  100
Gamma sensitivity Co60 (cps/mr/hr) 45
Tube capacitance (pf) 3
Weight (grams) 75
Maximum background shielded 50mm Pb + 3mm Al (cpm) 45
Minimum anode resistor (meg ohm)  3.3

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