Alan, It probably adds chorus and extra bass. Alex on 15/7/2003 9:21 PM, Alan Holt at alan at xlargenz.co.nz wrote: > Hello > > In CDSpindoctor these is a filter that you can use called 'width ' that > 'thickens' the overall sound. Can anyone tell me what it actually does > technically and if there is a similar filter for protools? Thanks! > > Alan > >