General |
System components |
NeXus | Q32 Data Recorder |
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NeXus | Q32 Docking Station |
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Size |
Data Recorder: |
ᴓ 179 mm, height: 41 mm |
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Docking Station: |
ᴓ 179 mm, height: 47 mm |
Weight |
Data Recorder: |
0.7 kg (excluding batteries) |
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Docking Station: |
0.7 kg |
Safety class |
Medical CE (class I), FDA registered (class II) |
Warranty |
2 years |
Connectivity |
Supported Sampling Rate [Hz] |
4096/4000/2048/2000/1024/1000/512/500 |
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Unipolar Channel |
Number of channels |
32 |
RMS noise (0.1 to 100) Hz |
<1 µV |
Input Range (Differential Mode) |
-150 mV to +150 mV (@ 0 V common mode) Input ranges up to +/-600 mV are available upon request
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Input Range (Common Mode) |
-2 V to +2 V (@ 0 V differential mode)
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Resolution |
< 20 nV |
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Accuracy |
2 % of full scale |
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Input resistance |
>1 GΩ |
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Common Mode Rejection Ratio |
100 dB (typical) @ 50/60 Hz |
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Amplifier concept |
Average Reference amplifier, or Common Reference amplifier (when using Common Reference input)
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Shielding |
Individual signal shielding |
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Bipolar ExG inputs |
AUX inputs |
Number of channels |
4 (2 x dual channel input) |
9 (3 x triple channel input) |
RMS noise (0.1 to 100) Hz |
<1 µV |
<20 µV |
Input Range (Differential Mode) |
-150 mV to +150 mV (@ 0 V common mode) |
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Input Range (Common Mode) |
-2 V to +2 V (@ 0 V differential mode) |
-3 V to +3 V |
Resolution |
< 20 nV |
< 0.6 µV |
Accuracy |
2 % of full scale |
2 % of full scale |
Input resistance |
>1 GΩ |
>0.5 GΩ |
Common Mode Rejection Ratio |
100 dB typical |
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Analogue bandwidth |
DC to 800 Hz at highest sampling rate, 0.4* sampling rate otherwise |
DC to 800 Hz at highest sampling rate, 0.4 * sampling rate otherwise |
Anti-alias filter |
2.1 kHz low-pass |
2.1 kHz low-pass |
Data interface Data Recorder to Docking Station |
Number of inputs |
1 on Data Recorder (DIGI input), 16 on Docking Station (TRIGGER IN) |
Number of outputs |
1 on Data Recorder (SYNC OUT), 1 on Docking Station (TRIGGER OUT) |
Data interface Data Recorder to Docking Station |
Wifi |
Up to 10 meters / Maximum 2 Mbit/s |
Fiber |
Up to 20 meters / Maximum 15 Mbit/s
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Electrical |
Maximum 30 Mbit/s |
Data storage |
32 GByte, non-removable on-board storage |
Data interface Docking Station to PC |
USB |
2.0 Standard |
Power management |
Power supply |
External mains power supply and/or internal batteries |
Power Saving |
30 minutes (idle, no Connection to PC / undocked) |