7312
Pancake mica window-alpha-beta-gamma detector
GENERAL SPECIFICATIONS
- MAXIMUM LENGTH (INCH/MM) 3.00/76.1
- MAXIMUM DIAMETER (INCH/MM) 2.11/53.6
- GAS FILLING Ne +Halogen
- CATHODE MATERIAL (INTERNAL/EXTERNAL) 446 Stainless Steel
- EFFECTIVE DIAMETER (INCH/MM) 1.75/44.5
- CONNECTOR Grid Cap
- OPERATING TEMPERATURE RANGE °C -40 to +75
- EFFECTIVE DEPTH (INCH/MM) 0.5/12.7
WINDOW SPECIFICATIONS
- MATERIAL Mica
- EFFECTIVE DIAMETER (INCH/MM) 1.75/44.5
- AREAL DENSITY (MG/CM²) 1.5-2.0
ELECTRICAL SPECIFICATIONS
- RECOMMENDED OPERATING VOLTAGE (VOLTS) 500
- RECOMMENDED ANODE RESISTOR (MEG OHM) 4.7
- OPERATING VOLTAGE RANGE (VOLTS) 475-675
- MAXIMUM PLATEAU SLOPE (%/100 VOLTS) 10
- MINIMUM DEAD TIME (MICRO SEC) 40
- GAMMA SENSITIVITY CO60 (CPS/mR/HR) 55
- TUBE CAPACITANCE (PF) 3
- WEIGHT (GRAMS) 125
- MAXIMUM BACKGROUND SHIELDED 50MM PB + 3MM AL (CPM) 30
- MAXIMUM STARTING VOLTAGE (VOLTS) 425
- MINIMUM ANODE RESISTOR (MEG OHM) 3.3
