7124

End window-alpha-beta-gamma detector

General Specifications

MAXIMUM LENGTH (INCH/MM) 1.94/49.2
MAXIMUM DIAMETER (INCH/MM) 0.59/15.1
GAS FILLING Ne +Halogen
EFFECTIVE LENGTH (INCH/MM) 1.5/38.1
CATHODE MATERIAL (INTERNAL/EXTERNAL) 446 Stainless Steel
EFFECTIVE DIAMETER (INCH/MM) 0.36/9.1
CONNECTOR Pin
OPERATING TEMPERATURE RANGE °C -10 to +75

Window Specifications

MATERIAL Mica
EFFECTIVE DIAMETER (INCH/MM) 0.36/9.1
AREAL DENSITY (MG/CM²) 2.0 - 3.0

Electrical Specifications

RECOMMENDED OPERATING VOLTAGE (VOLTS) 500
RECOMMENDED ANODE RESISTOR (MEG OHM) 10
OPERATING VOLTAGE RANGE (VOLTS) 450 - 650
MAXIMUM PLATEAU SLOPE (%/100 VOLTS) 6
MINIMUM DEAD TIME (MICRO SEC) 90
GAMMA SENSITIVITY Cs-137 (CPS/mR/HR) 18
TUBE CAPACITANCE (PF) 3
WEIGHT (GRAMS) 8
MAXIMUM BACKGROUND SHIELDED 50MM PB + 3MM AL (CPM) 10
MAXIMUM STARTING VOLTAGE (VOLTS) 325