Products
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| In-Field Geophone Testing Versatile Quality Control System |
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| Geophone Tests and Limits |
| Test | Range | Accuracy | Resolution |
| Frequency | 1-100 Hz | ±0.2 Hz | ±0.01 Hz |
| Resistance | 10-10,000 Ohms | ±1 % | ±0.1 Ohm |
| Impedance | 20-20,000 Ohms | ±1 % | ±0.1 Ohm |
| Sensitivity | -100% to +100% | ±2 % | ±0.001% |
| Distortion | 0-20% | ±2 % | ±0.01 % |
| Damping | 0.1-0.9 | ±1 % | ±0.001 |
| Leakage | 1-100 MOhm | ±1 % | ±0.1 MOhm |
| Polarity | Positive/Negative | - | - |
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| Portable Bird Dog 3 Specifications: |
| Performance: |
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A/D |
32 bit high-speed sigma delta converter |
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Dynamic Range |
126 dB |
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% THD |
0.0012 % |
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Crosstalk |
Better than -125 dB |
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CMRR |
> 100 dB |
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Noise Floor (@2ms) |
< 0.09 μV RMS |
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Input Impedance |
20k Ohms |
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Available Tests |
Geophones or Hydrophones |
| Physical: |
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# Channels |
3 |
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Temperature |
-40°C to +85°C |
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Humidity |
0 to 100% |
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Size (w/o handle) |
11.0 x 5.0 x 3.25 in. (279 x 127 x 83 mm) |
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Weight |
5 lbs (2.27 kg) |
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Data Storage (Internal 8GB CF) |
480 hours for 3 channels @ 2ms |
Downloads:
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Download Portable Bird Dog 3 Brochure |