产品描述
颜色分类: 深灰色 绿色 蓝色 紫罗兰
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| LGT seismic geophone element is designed to offer long service life in seismic exploration, its bandwidth is from 10 Hz to 190 Hz in 2D and 3D seismic exploration. and it can be installed in variety of LGT geophone cases. |
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| Type |
LGT-4.5 |
| Natural Frequency (Hz) |
4.5±10% |
| Open Circuit Damping |
0.6 ±10% |
| Close Circuit Damping |
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| Intrinsic Voltage Senditivity (V/cm/s) |
0.288 ± 10％ |
| Sensitivity with Shunt Resistance (V/cm/s) |
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| Coil Resistance |
375 ± 5％ |
| Close Direct Current Resistance |
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| Harmonic Distortion |
≤0.3% |
| Typical Spurious Frequency |
≥180 |
| Moving Mass (g) |
11.3 |
| Coil Excursion P-P (mm) |
4 |
| Maintains Fn Specifications to Tilt Angle |
≤10 |
| Core Unit Diameter (mm) |
25.4 |
| Core Unit Height (mm) |
36 |
| Core Unit Mass (g) |
74 |
| Operating Temperature Range |
-40 to +90 |
| Warranty (year) |
1 |
产品图片
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