>I'm after 8 channels and at least 12-bit accuracy, I can't find
>anything that does this at a reasonable price.

Look at Sequent Microsystems Mega-IO, which is stackable four deep.
There are UK suppliers.
  https://www.sequentmicrosystems.com/

Stephen


--
Stephen Pelc, stephenXXX@mpeforth.com
MicroProcessor Engineering Ltd - More Real, Less Time
133 Hill Lane, Southampton SO15 5AF, England
tel: +44 (0)23 8063 1441
web: http://www.mpeforth.com - free VFX Forth downloads

--- SoupGate-Win32 v1.05