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Natty_noodles

Natty_noodles

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Natty_noodles
Location
Australia
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Location
Australia

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  • Thanks for clearing that up. Okay, there has been no way to proceed without power cycle. The GUI freezes and does not respond. Even stopping streaming and restarting does not fix it, we need to close everything, turn off the board, and restart. This…
  • Okay, thanks for the response guys. Thats right William, the impedance problems come from chekcing more than one channel. This is because for the experiment we wanat to conduct, we need to record the impedance of each channel. I've got work now but …
  • Hi Richard and William, 1. Yes, our channels get railed very easily. We swapped the bias and ground, it made no difference. However for some reason today we are not railed, but the last week of trying the device, we were. We dont know why and have…
  • so this is what we're getting (pic attached). What concerns me is that the major frequecy spike is around 30, even though we're not looking at impedance in that image, so maybe its leaking current at that freq? This is with the gnd and bias with g…
  • Yes, we have the ultracortex headset with the dry comb electrodes but we were getting lots of noise and high impedance (and the same freezing issues) so we decided not to use the headset and just to use the gold cups instead. Will try put bias and g…
  • Hey, thanks for the quick reply! * I purchased the cyton board within the last month * It has always had this problem when checking impedance. * Yes, the ground abd bias are connected one on each ear lobe, and the EEG channels are connected …