How to build a 32 channel EEG headset by ourselves?

The Epoc flex 32 heatset has the following issues: If we do not want to build a multi-sensor EEG device from single electronics components and InfluxDB as suggested here: Our sugestion: https://www.ebay.ch/itm/284876280716?hash=item4253f3138c:g:CLoAAOSwpepiu~95&amdata=enc%3AAQAIAAAA4MgG4qLvVaorVIcocrfwsuUstbiXLXRme41j0b1iPpkreQ9Vp7Nt9HFbXgUjERqwgG9mFw9J37g2g%2FTMkenpJYLYdnWwrp7nBV8GV2d%2Bv9cg8ew1sh4jfe2SY2hlStAVG36KpmKY2rroZnwK%2FAGRbX4Bt%2BRvLeSrK4GkbAHyk8sNfAHzPvo4f0qAkXbXmZOC9sJSYUNCXfaM9yf%2Bx2316E%2BVmK5OWnzlNBYJtGBnTw3bvgymfHj11uWzqkRe%2BRx5M4ik22JVYj4oElAbM9Xkfw%2F4SxsJfAZsdOYwx6NFs72a%7Ctkp%3ABk9SR4TDr5GmYg This setup does not offer all the parameters of other EEG devices, for instance phase and coherence are missing. We have to check …