No I haven&#x27;t, but here are the datasheets for the parts used in the OpenEphys acquisition board[0], I&#x27;m sure they could be swapped out for other parts given anyone&#x27;s particular constraints. To assemble from scratch the acq board, they are saying it will cost about $1k[1].<p>[0] <a href="https:&#x2F;&#x2F;github.com&#x2F;open-ephys&#x2F;acquisition-board&#x2F;tree&#x2F;master&#x2F;datasheets" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;open-ephys&#x2F;acquisition-board&#x2F;tree&#x2F;master&#x2F;...</a><p>[1] <a href="https:&#x2F;&#x2F;open-ephys.atlassian.net&#x2F;wiki&#x2F;display&#x2F;OEW&#x2F;Building+it+from+scratch" rel="nofollow">https:&#x2F;&#x2F;open-ephys.atlassian.net&#x2F;wiki&#x2F;display&#x2F;OEW&#x2F;Building+i...</a>