LND伽马探测器
| LND Type | MAXIMUM LENGTH (INCH/MM) | MAXIMUM DIAMETER (INCH/MM) | RECOMMENDED OPERATING VOLTAGE (VOLTS) |
|---|---|---|---|
| By number | To size | To size | Voltage |
| 714 | 1.34/33.9 | 0.20/5.2 | 500 |
| 716 | 0.97/24.5 | 0.20/5.2 | 500 |
| 726 | 1.96/49.8 | 0.34/8.7 | 700 |
| 740 | 7.75/196.8 | 0.29/7.4 | 700 |
| 743 | 7.61/193.2 | 0.63/16.0 | 900 |
| 7256 | 6.2/157.5 | 0.75/19.1 | 900 |
| 7436 | 6.24/158.4 | 0.63/16.0 | 900 |
| 7437 | 9.5/241.3 | 0.63/16.0 | 900 |
| 7802 | 13.79/350.3 | 0.81/20.6 | 900 |
| 7808 | 13.59/345.2 | 0.81/20.6 | 900 |
| 71217 | 2.86/72.6 | 0.59/15.1 | 500 |
| 71623 | 0.84/21.4 | 0.20/5.2 | 500 |
| 71629 | 0.97/24.5 | 0.20/5.2 | 500 |
| 71641 | 0.97/24.5 | 0.20/5.2 | 500 |
| 72329 | 3.59/91.2 | 1.25/31.8 | 500 |
| 72531 | 6.83/173.5 | 0.75/19.1 | 900 |
| 72610 | 1.96/49.8 | 0.34/8.7 | 700 |
| 72611 | 1.96/49.8 | 0.34/8.7 | 900 |
| 74310 | 5.74/145.8 | 0.63/16.0 | 900 |
| 74313 | 4.32/109.6 | 0.63/16.0 | 900 |
| 74317 | 7.61/193.2 | 0.63/16.0 | 500 |
| 74318 | 7.61/193.2 | 0.63/16.0 | 700 |
| 74320 | 7.06/179.3 | 0.63/16.0 | 700 |
| 74321 | 7.11/180.6 | 0.63/16.0 | 500 |
| 74325 | 4.88/123.8 | 0.63/16.0 | 500 |
| 74330 | 8.88/225.5 | 1.05/26.7 | 700 |
| 74333 | 6.24/158.4 | 0.63/16.0 | 900 |
| 74335 | 10.22/259.6 | 0.63/16.0 | 900 |
| 78014 | 9.79/248.7 | 0.81/20.6 | 500 |
| 78016 | 6.68/169.7 | 0.81/20.6 | 500 |
| 78017 | 10.62/269.7 | 0.81/20.6 | 500 |
| 78032 | 7.50/190.5 | 0.81/20.6 | 500 |
| 78034 | 12.77/324.4 | 1.37/34.8 | 500 |
| 740501 | 3.93/99.8 | 0.29/7.4 | 700 |
GENERAL SPECIFICATIONS
| MAXIMUM LENGTH (INCH/MM) | 1.34/33.9 |
| MAXIMUM DIAMETER (INCH/MM) | 0.20/5.2 |
| GAS FILLING | Ne +Halogen |
| EFFECTIVE LENGTH (INCH/MM) | 0.63/15.9 |
| CATHODE MATERIAL (INTERNAL/EXTERNAL) | 446 Stainless Steel |
| EFFECTIVE DIAMETER (INCH/MM) | 0.19/4.83 |
| CONNECTOR | Pin |
| OPERATING TEMPERATURE RANGE °C | -10 to +75 |
ELECTRICAL SPECIFICATIONS
| RECOMMENDED OPERATING VOLTAGE (VOLTS) | 500 |
| RECOMMENDED ANODE RESISTOR (MEG OHM) | 3.3 |
| OPERATING VOLTAGE RANGE (VOLTS) | 450 - 650 |
| MAXIMUM PLATEAU SLOPE (%/100 VOLTS) | 15 |
| MINIMUM DEAD TIME (MICRO SEC) | 20 |
| GAMMA SENSITIVITY Cs-137 (CPS/mR/HR) | 1.5 |
| TUBE CAPACITANCE (PF) | 3 |
| WEIGHT (GRAMS) | 0.8 |
| MAXIMUM BACKGROUND SHIELDED 50MM PB + 3MM AL (CPM) | 2 |
| MAXIMUM STARTING VOLTAGE (VOLTS) | 380 |
| MINIMUM ANODE RESISTOR (MEG OHM) | 2.2 |
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