72418

Multi-window alpha-beta-gamma detector

GENERAL SPECIFICATIONS

MAXIMUM LENGTH (INCH/MM) 4.72/119.9
MAXIMUM DIAMETER (INCH/MM) 1.25/31.8
GAS FILLING Ne +Halogen
EFFECTIVE LENGTH (INCH/MM) 2.48/62.9
CATHODE MATERIAL (INTERNAL/EXTERNAL) 446 Stainless Steel
EFFECTIVE DIAMETER (INCH/MM) 0.62/15.8
CONNECTOR BNC
OPERATING TEMPERATURE RANGE °C -40 to +75

WINDOW SPECIFICATIONS

MATERIAL Mica
EFFECTIVE DIAMETER (INCH/MM) 0.62/15.8
AREAL DENSITY (MG/CM²) 1.5 - 2.0

ELECTRICAL SPECIFICATIONS

RECOMMENDED OPERATING VOLTAGE (VOLTS) 500
RECOMMENDED ANODE RESISTOR (MEG OHM) 3.3
OPERATING VOLTAGE RANGE (VOLTS) 450 - 650
MAXIMUM PLATEAU SLOPE (%/100 VOLTS) 7
MINIMUM DEAD TIME (MICRO SEC) 30
GAMMA SENSITIVITY Cs-137 (CPS/mR/HR) 24
TUBE CAPACITANCE (PF) 6
WEIGHT (GRAMS) 200
MAXIMUM BACKGROUND SHIELDED 50MM PB + 3MM AL (CPM) 20
MAXIMUM STARTING VOLTAGE (VOLTS) 375