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Hi, to answer your questions: The GSR is not used I did a systematic bucket test yesterday, using all the 32 + CMS/DRL electrodes for connector A and 5 of the EXG electrodes (connected via the headbox to connector B, no GSR electrode). It looks like this type of noise is still there (perhaps smaller...

Hi, there seems to be a largish ~17 Hz noise in all 32 channels + EXGs. When the subject is connected, I can definitely see EEG and eye movements, but superimposed there is this 17 Hz noise. When we examined the Aux channels, it looks like the continuous sinusoid seen on the Plet channel. The Box is...