72514

Thin wall beta-gamma detector

General Specifications

MAXIMUM LENGTH (INCH/MM) 8.0/203.2
MAXIMUM DIAMETER (INCH/MM) 1.35/34.3
GAS FILLING Ne +Halogen
EFFECTIVE LENGTH (INCH/MM) 5.5/140.0
CATHODE MATERIAL (INTERNAL/EXTERNAL) 446 Stainless Steel
EFFECTIVE DIAMETER (INCH/MM) 0.73/18.5
CONNECTOR 8 Pin Octal Base
OPERATING TEMPERATURE RANGE °C -40 to +75

Electrical Specifications

RECOMMENDED OPERATING VOLTAGE (VOLTS) 675
RECOMMENDED ANODE RESISTOR (MEG OHM) 3.3
OPERATING VOLTAGE RANGE (VOLTS) 600 - 800
MAXIMUM PLATEAU SLOPE (%/100 VOLTS) 6
MINIMUM DEAD TIME (MICRO SEC) 50
GAMMA SENSITIVITY Cs-137 (CPS/mR/HR) 90
TUBE CAPACITANCE (PF) 4
WEIGHT (GRAMS) 35
MAXIMUM BACKGROUND SHIELDED 50MM PB + 3MM AL (CPM) 65
MAXIMUM STARTING VOLTAGE (VOLTS) 500
MINIMUM ANODE RESISTOR (MEG OHM) 2.2

Wall Specifications

THICKNESS (INCH/MM) 0.003/0.076
AREAL DENSITY (MG/CM²) 40-60