7613

Curved ocular probe

GENERAL SPECIFICATIONS

MAXIMUM LENGTH (INCH/MM) 6.67/169.3
MAXIMUM DIAMETER (INCH/MM) 0.38/9.5
GAS FILLING Ne +Halogen
EFFECTIVE LENGTH (INCH/MM) 0.19/4.7
CATHODE MATERIAL (INTERNAL/EXTERNAL) 446 Stainless Steel
EFFECTIVE DIAMETER (INCH/MM) 0.19/4.7
CONNECTOR 48 inch coaxial cable

WINDOW SPECIFICATIONS

MATERIAL Mica
EFFECTIVE DIAMETER (INCH/MM) 0.19/4.7
AREAL DENSITY (MG/CM²) 1.5 - 2.0

ELECTRICAL SPECIFICATIONS

RECOMMENDED OPERATING VOLTAGE (VOLTS) 500
RECOMMENDED ANODE RESISTOR (MEG OHM) 10
OPERATING VOLTAGE RANGE (VOLTS) 450 - 600
MAXIMUM PLATEAU SLOPE (%/100 VOLTS) 25
MINIMUM DEAD TIME (MICRO SEC) 50
GAMMA SENSITIVITY Cs-137 (CPS/mR/HR) 0.5
TUBE CAPACITANCE (PF) 3
MAXIMUM BACKGROUND SHIELDED 50MM PB + 3MM AL (CPM) 10
MAXIMUM STARTING VOLTAGE (VOLTS) 400