I guess it does show my age. I haven't quite figured out how to hold the iTunes covers and flip them over to reade the liner notes. Also how does one hold an mp3 file by the edges? So this now begs the question of solid state versus tube amps and pre- amps!! Martin On Nov 11, 2009, at 8:31 PM, Wayne Dobson wrote: > Martin, you're showing your age. I started out in the electronic > engineering business over 40 years ago when audio equipment and vinyl > records were not up to par with the human ear response curves. We made > advances over the years including digital audio in the frequency range > only dogs and wombats can appreciate. --- Manage your account options at //www.freelists.org/list/muglo