SigTech TimeField Acoustic Correction processor

From DRC

Cambridge signal technology's Timefield Acoustic Correction processor is probably the first (and maybe still the best) commercial implementation of a digital room correction "stunt box". Aimed mostly at the professional studio monitoring market, you can read more about the hardware and software on the website. Note, the whitepaper listed below is well worth a look.

Company website is here: http://www.realspace.com/SigTech/

with a good white paper on the method used here: http://www.realspace.com/SigTech/aes_90sf.html