@gerryah930 here are some of the reviews for SA-10:
https://www.whathifi.com/marantz/sa-10/review
https://www.sarte-audio.com/sites/default/files/reviews/marantz_.hifi_critic_marantz_sa-10.pdf
https://www.sarte-audio.com/sites/default/files/reviews/marantz_sa-10_hi-fi_news_review_march_20170....
From my own experience, SACD and DSD playback (up to DSD 4x) is really good with the SA-10. The DAC-less method really works.
https://www.whathifi.com/marantz/sa-10/review
https://www.sarte-audio.com/sites/default/files/reviews/marantz_.hifi_critic_marantz_sa-10.pdf
https://www.sarte-audio.com/sites/default/files/reviews/marantz_sa-10_hi-fi_news_review_march_20170....
From my own experience, SACD and DSD playback (up to DSD 4x) is really good with the SA-10. The DAC-less method really works.