Numbers of channels |
16 channels of EEG+2 channels of ECG (ECG is selectable) |
Speed of sampling |
100 Hz/sec. |
Precision of sampling |
12 bit |
Input impedance |
≥10MΩ |
Patient leak current |
< 10uA |
Level of noise |
≤5uV Vp-p |
CMRR |
≥90dB |
Numbers of channels |
19 channels of EEG +5 channels of multi-parameters (1channel of ECG + 1channel of EMG + 2 channels of EOG +1 channel of Breath) (multi-parameters are selectable) |
Speed of sampling |
200 Hz/sec. |
Precision of sampling |
12 bit |
Input impedance |
≥10MΩ |
Patient leak current |
< 10uA |
Level of noise |
≤5uV Vp-p |
CMRR |
≥90Db |
Magnifying multiple |
10 000 |
Filtering constant |
all digital and free enactment |
Speed of displaying(paper speed) |
5, 10, 15, 30, 60, 120 mm/s |
Displaying gain |
1,2,5,10,12,15,20 mm/50uv |
Speed of review |
1, 2, 3, 10, 20, 40, 60 |
50Hz interference suppression ratio |
≥30dB |
Numbers of channels |
32 channels of EEG |
Speed of sampling |
200 Hz/sec. |
Precision of sampling |
12 bit |
Input impedance |
≥10MΩ |
Patient leak current |
< 10uA |
Level of noise |
≤5uV Vp-p |
CMRR |
≥90Db |
Magnifying multiple |
10 000 |
Filtering constant |
all digital and free enactment |
Speed of displaying(paper speed) |
5, 10, 15, 30, 60, 120 mm/s |
Displaying gain |
1,2,5,10,12,15,20 mm/50uv |
Speed of review |
1, 2, 3, 10, 20, 40, 60 |
50Hz interference suppression ratio |
≥30dB |
Main system part |
A/D conversion resolution 16 Bit Sampling ratio 200kHz Analysis time 5-5000ms Stimulating frequency 0.1-50Hz |
Amplifier part |
Four-channel Sensitivity 0.05μV-20mV/Grid Earth noise EMG <= 4μV(Vpp) EP <=0.1μV(Vpp)(1000 times in average) Common-mode rejection ratio >= 100Db 50Hz Ban wave setting: Upper limit for Filter-frequency 20kHz Lower limit for Filter-frequency 0.01Hz Gain amplifies 25 times-400000 times |
Stimulator part |
Constant current 0.2-100mA Pulse width 50-1000μS Short circuit and overloading protection |
Auditory Stimulator |
Stimulation wave 40Hz Short, Sound Stim Stimulation polarity nondense wave, dense wave and alternant wave. Sound strength 40-120db (1db per level) Stimulation mode left, right, left & right Frequency of 40Hz carrier wave 500-8000Hz |
Visual stimulator |
Mode tessellation, horizontal bar and vertical bar. Stimulation view all-view, half-view and quarter-view Resolution 3x4, 6x8, 12x16, 24x32, 48x64 |
Physical characteristic |
Dimension: 420mm*350mm*46mm(L×W×H) Net weight :6KG |
Here We Are!