This video was taken to show how loud the Totaldac d100 speakers can play, with a 2*160W amplifier under 8ohm. The source is the new Analog Audio Design AAC TR-1000 tape machine connected to the Totaldac d1 driver monoblock version, Totaldac Amp -1 stereo amplifier driving the Totaldac d100 speakers connected with Totaldac c100 speaker cables. No subwoofer is used.