Posty...AR is usually used as an abbreviation for the old Acoustic Research (no longer in existence) brand. Audio Research Corp. is usually abbreviated as ARC. Just fyi. Now to your question, here are a few threads on Agon and other forums on the subject:
http://forum.audiogon.com/cgi-bin/fr.pl?aamps&1253252929&read&keyw&zzdsi200
http://www.avsforum.com/avs-vb/showthread.php?t=1296019
Blogs:
http://www.theaudiobeat.com/news/arc_dsi200.htm
http://www.avguide.com/blog/update-the-audio-research-dsi200-integrated-amplifier?src=Playback
I don't know which reviews you have read on this integrated amp, so here are all the ones I have been able to get my hands on:
Soundstage.com: http://www.audioresearch.com/pdf/DSi200-Soundstage.pdf
Hifi News: http://www.audioresearch.com/pdf/DSi200-Soundstage.pdf
The Absolute Sound: http://www.avguide.com/review/audio-research-dsi200-integrated-amplifier-tas-204
Hope this helps.
http://forum.audiogon.com/cgi-bin/fr.pl?aamps&1253252929&read&keyw&zzdsi200
http://www.avsforum.com/avs-vb/showthread.php?t=1296019
Blogs:
http://www.theaudiobeat.com/news/arc_dsi200.htm
http://www.avguide.com/blog/update-the-audio-research-dsi200-integrated-amplifier?src=Playback
I don't know which reviews you have read on this integrated amp, so here are all the ones I have been able to get my hands on:
Soundstage.com: http://www.audioresearch.com/pdf/DSi200-Soundstage.pdf
Hifi News: http://www.audioresearch.com/pdf/DSi200-Soundstage.pdf
The Absolute Sound: http://www.avguide.com/review/audio-research-dsi200-integrated-amplifier-tas-204
Hope this helps.