Demonstration of the FreeEEG32, an affordable 32 channel EEG solution with an EEG cap.

Max Programmable Gain Amplification (PGA) FreeEEG32: 8x

Max Programmable Gain Amplification (PGA) OpenBCI: 24x

How does this affect the signal quality?

«FreeEEG32: Research-Grade EEG Equipment That Won’t Break the Bank.»

FreeEEG32 a research grade device? If so, it seems to be used rarely in scientific papers to this date, I could only find one paper on Google Scholar “Open Technology : The Free EEG 32 project”:

https://scholar.google.com/scholar?hl=de&as_sdt=0%2C5&q=FreeEEG32&btnG=