div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: toneprintscom · DB6 a BMC-2 monitor controller a Labgruppen PI-M 20000Q amplifier and notably a newly constructed surround sound system for experimenting with emerging formats src=https:reader033fdocumentsusreader033viewer20220430175f3965ea39d8e9658b7b20bahtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: toneprintscom · DB6 a BMC-2 monitor controller a Labgruppen PI-M 20000Q amplifier and notably a newly constructed surround sound system for experimenting with emerging formats src=https:reader033fdocumentsusreader033viewer20220430175f3965ea39d8e9658b7b20bahtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdiv