72335

End window-alpha-beta-gamma detector

GENERAL SPECIFICATIONS

MAXIMUM LENGTH (INCH/MM) 4.85/123.1
MAXIMUM DIAMETER (INCH/MM) 1.38/34.9
GAS FILLING Ne +Halogen
EFFECTIVE LENGTH (INCH/MM) 0.48/12.2
CATHODE MATERIAL (INTERNAL/EXTERNAL) 446 Stainless Steel
EFFECTIVE DIAMETER (INCH/MM) 0.78/19.9
CONNECTOR BNC
OPERATING TEMPERATURE RANGE °C -55 to +75

WINDOW SPECIFICATIONS

MATERIAL Mica
EFFECTIVE DIAMETER (INCH/MM) 0.78/19.9
AREAL DENSITY (MG/CM²) 2.0

ELECTRICAL SPECIFICATIONS

RECOMMENDED OPERATING VOLTAGE (VOLTS) 500
RECOMMENDED ANODE RESISTOR (MEG OHM) 1
OPERATING VOLTAGE RANGE (VOLTS) 450 - 700
MAXIMUM PLATEAU SLOPE (%/100 VOLTS) 7
MINIMUM DEAD TIME (MICRO SEC) 30
GAMMA SENSITIVITY Cs-137 (CPS/mR/HR) 25
TUBE CAPACITANCE (PF) 3
WEIGHT (GRAMS) 60
MAXIMUM BACKGROUND SHIELDED 50MM PB + 3MM AL (CPM) 18
MAXIMUM STARTING VOLTAGE (VOLTS) 375