49550

Low background alpha- beta – gamma sealed proportional counter

General Specifications

MAXIMUM LENGTH (INCH/MM) 3.55/90.1
MAXIMUM DIAMETER (INCH/MM) 3.0/76.2
GAS FILLING Argon
CATHODE MATERIAL (INTERNAL/EXTERNAL) OFHC Copper
EFFECTIVE DIAMETER (INCH/MM) 2.25/57.2
CONNECTOR Pin
OPERATING TEMPERATURE RANGE °C 0 to +50
GAS PRESSURE (TORR) at 21°C 760
PATH LENGTH (INCH/MM) 0.354/8.99

Window Specifications

MATERIAL Aluminum
AREAL DENSITY (MG/CM²) 3.0
DIAMETER (INCH/MM) 2.25/57.2

Electrical Specifications

BACKGROUND (ANTICOINCIDENCE +4 INCHES PB) (CPM) 1.5
OPERATING VOLTAGE RANGE - BETA/GAMMA (VOLTS) 1300 - 1600
OPERATING VOLTAGE RANGE - ALPHA (VOLTS) 900 - 1150
RECOMMENDED OPERATING VOLTAGE - ALPHA (VOLTS) 1000
RECOMMENDED OPERATING VOLTAGE - BETA/GAMMA (VOLTS) 1450