Customization: | Available |
---|---|
Accuracy: | 3c Seismic Node Seismograph with 2Hz Geophone Sei |
Horizontal Line: | 2, 3c Seismic Node Seismograph with 2Hz Geophone Sei |
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Instrument Parameter |
|
Number of Channels |
3 |
ADC |
32 bit |
Sampling Rate |
0.25ms,0.5ms,1ms,2ms,4ms,8ms,10ms,20ms |
Preamplifier Gain |
0-36dB(6dB steps) |
Low Cut Filter |
1Hz,DC removed or turn off |
Anti Aliasing Filter |
206.5Hz@2ms(82.6% Nyquist frequency) optional maximum phase or minimum phase |
0dB @ Max Input |
2.5VpeaK |
Equivalent Input Noise @ 12dB |
[email protected] / 0.2uV@2ms / 0.14uV@4ms |
Instantaneous Dynamic Range @ 12dB |
[email protected] / 126.8dB@2ms / 130dB @4ms |
Total Dynamic Range |
150dB |
Timing Standard |
<1ppm |
Time Accuracy |
±10μs |
Internal Storage |
Extended from 32GB to 128GB |
Built in GPS |
GPS, BDS, GLONASS,GNSS(Concurrent reception) are used for timing and positioning |