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Difference between revisions of "BrainAmp"

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For stimulus presentation, we use 32" BOLD screen from Cambridge Research Systems at 3T, 7T as well as the mock scanner.
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For auxilliary EMG, ECG and GSR recordings, we use a [https://brainvision.com/products/brainamp-exg-mr/ BrainVision BrainAmp ExG MR] at the 3T, 7T, or mock scanner.  
  
Most important specifications:
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This MR-compatible amplifier comes with GSR and respiration modules, as well as the possibility of connecting electrodes for EMG and/or ECG recording.
 
 
    Size: 32 inch
 
    Resolution: 1920 x 1080
 
    Refresh Rate: 100 or 120 Hz
 
    Normalized luminance = normalized DAC-value ^ 2.2792
 
    Absolute luminance (cd/m2) = 0.157 + 106.643*((DAC-value/255)^2.2792)
 
 
 
Create a normalized gamma table with:
 
Linearized DAC-value = EXP(LOG(UNCORRECTED DAC-VALUE)/2.2792)
 
 
 
 
 
 
 
BrainVision BrainAmp ExG MR - MRI compatible amplifier with GSR and respiration modules, and the possibility of connecting other electrodes
 

Latest revision as of 17:27, 2 December 2021

For auxilliary EMG, ECG and GSR recordings, we use a BrainVision BrainAmp ExG MR at the 3T, 7T, or mock scanner.

This MR-compatible amplifier comes with GSR and respiration modules, as well as the possibility of connecting electrodes for EMG and/or ECG recording.