Last Updated on December 16, 2023 by pg@petergamma.org Why does a g.tec medical multi-purpose device have 32 channels? We do not know the answer. OpenBCI has up to 16 channels and is called «open brain computer interface». And g.tec medical multi-purpose uses the word «medical» to describe the device, and not brain computer interface. A … Continue reading To spend 50 000 USD for a 32 channel EEG headset from g.tec medical for our home lab?