now that I've taken a closer look at what this TrueRTA is.. it has nothing to do with SPL readings whatsoever so to compare it to the TL is pointless..
now if you wanted to compare the TL to something it would be an Audio Control RTA/SPL set up.. as for my opinion look at my previous post above //content.invisioncic.com/y282845/emoticons/biggrin.gif.d71a5d36fcbab170f2364c9f2e3946cb.gif