1 Component / 3 Component Node Seismograph Seismic Wave Testing Instrument
1 Component 3 Component Node Seismograph Seismic Wave Testing Instrument Built-in 5Hz/10Hz detector optional Ultra-low power consumption (50mW) Light weight and small size (580g) Wireless charging (fast charging) Wireless data download (millimeter wave communication technology) High sensitivity GNSS (GPS, Beidou synchronous reception) Bluetooth quality control (70m long-distance Bluetooth communication) Built-in signal generator (test) High reliability (waterproof/drop) Smart
1 Component 3 Component Node Seismograph Seismic Wave Testing Instrument
Built-in 5Hz/10Hz detector optional
Ultra-low power consumption (50mW)
Light weight and small size (580g)
Wireless charging (fast charging)
Wireless data download (millimeter wave communication technology)
High sensitivity GNSS (GPS, Beidou synchronous reception)
Bluetooth quality control (70m long-distance Bluetooth communication)
Built-in signal generator (test)
High reliability (waterproof/drop)
Smart switch machine (turn on upright, fall down to sleep)
| Instrument index | |
| Parameter | index |
| Number of channels | 3 |
| Sampling rate | 0.25ms,0.5ms,1ms,2ms,4ms |
| Preamplifier gain | 0-24dB(6db step) |
| Low cut filter | 1Hz, go to DC or off |
| Anti-aliasing filter | 206.5Hz@2ms (82.6% Nyquist frequency) selectable maximum phase or minimum phase |
| Maximum input @ 0db | 2.5VpeaK |
| Equivalent input noise@12dB | 0.16uV@2ms |
| Instantaneous dynamic range@12dB | 128.8dB@2ms |
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