7185
Pancake mica window-alpha-beta-gamma detector
General Specifications
| MAXIMUM LENGTH (INCH/MM) |
2.25/57.2 |
| MAXIMUM DIAMETER (INCH/MM) |
3.1/78.7 |
| GAS FILLING |
Ne +Halogen |
| CATHODE MATERIAL (INTERNAL/EXTERNAL) |
446 Stainless Steel/Aluminum |
| CONNECTOR |
MHV |
| OPERATING TEMPERATURE RANGE °C |
-40 to +75 |
| EFFECTIVE DEPTH (INCH/MM) |
0.5/12.7 |
| EFFECTIVE DIAMETER (INCH/MM) |
1.75/44.5 |
Window Specifications
| MATERIAL |
Mica |
| EFFECTIVE DIAMETER (INCH/MM) |
1.75/44.5 |
| AREAL DENSITY (MG/CM²) |
2.0 |
Electrical Specifications
| RECOMMENDED OPERATING VOLTAGE (VOLTS) |
900 |
| RECOMMENDED ANODE RESISTOR (MEG OHM) |
1 |
| OPERATING VOLTAGE RANGE (VOLTS) |
850-1000 |
| MAXIMUM PLATEAU SLOPE (%/100 VOLTS) |
10 |
| MINIMUM DEAD TIME (MICRO SEC) |
20 |
| GAMMA SENSITIVITY Cs-137 (CPS/mR/HR) |
55 |
| TUBE CAPACITANCE (PF) |
3 |
| MAXIMUM BACKGROUND SHIELDED 50MM PB + 3MM AL (CPM) |
30 |
| MAXIMUM STARTING VOLTAGE (VOLTS) |
750 |
