If anyone is interested in listening to an upgraded suite of ARC Ref CD9 and LS10/D240? PM me if you want to talk. These units are great examples of the classic ARC sound with transparency and musicality at the fore.
Final? ARC Chapter...
Newest release:
https://www.strata-gee.com/audio-research-corp-begins-its-next-chapter-as-ar-tube-audio-corporation/
ARTAC it would seem...