Comments

• Hi David and William, Thank you for your response. I have contacted the technician of OpenBCI. I was told that this high impedance might be caused by the oxidation of the electrodes, since that our electrodes had been stored for around one yea…

  in High impedances with Ultracortex dry electrodes & Ganglion Comment by lzAlayan July 2018
• Hi David, Had you solved the problem? What kind of dry electrodes were you using please? I have the same problem. I cannot detect meaningful brain signals. I use the TDE­200 Disposable /Reusable Dry EEG Electrode, without any gel, along with G…

  in High impedances with Ultracortex dry electrodes & Ganglion Comment by lzAlayan July 2018