740
Gamma detector
General Specifications
| MAXIMUM LENGTH (INCH/MM) |
7.75/196.8 |
| MAXIMUM DIAMETER (INCH/MM) |
0.29/7.4 |
| GAS FILLING |
Ne +Halogen |
| EFFECTIVE LENGTH (INCH/MM) |
6.0/152.4 |
| CATHODE MATERIAL (INTERNAL/EXTERNAL) |
446 Stainless Steel |
| EFFECTIVE DIAMETER (INCH/MM) |
0.25/6.4 |
| CONNECTOR |
Pin |
| OPERATING TEMPERATURE RANGE °C |
-40 to +150 |
Electrical Specifications
| RECOMMENDED OPERATING VOLTAGE (VOLTS) |
700 |
| RECOMMENDED ANODE RESISTOR (MEG OHM) |
3.3 |
| OPERATING VOLTAGE RANGE (VOLTS) |
675 - 800 |
| MAXIMUM PLATEAU SLOPE (%/100 VOLTS) |
10 |
| MINIMUM DEAD TIME (MICRO SEC) |
65 |
| GAMMA SENSITIVITY Cs-137 (CPS/mR/HR) |
45 |
| TUBE CAPACITANCE (PF) |
3 |
| WEIGHT (GRAMS) |
20 |
| MAXIMUM BACKGROUND SHIELDED 50MM PB + 3MM AL (CPM) |
25 |
| MAXIMUM STARTING VOLTAGE (VOLTS) |
600 |
