Denon itself says that they took a lot of experience from the SX-11 when making the new A110. It gets rave reviews in Europe.
All NEW DENON A110 Integrated Amp // Reference Class Bargain !..
This new $3500 Denon PMA-A110 Integrated amp is one of the best you can buy and is even BETTER than the RAVED NAD Master M33 for a lot less money !
https://www.lbtechreviews.com/test/hi-fi/denon-pma-a110
https://www.lbtechreviews.com/test/hi-fi/denon-pma-a110