I have the SC-91 and it does some quirky things now and then. Was wondering if you had same so we could discuss issues . Mine has the Atmos and sometimes I can notice it but mainly not
While I did pick up my SC-05 from a pawn shop it has operated perfectly the way it was designed. The only issue was I am not crazy about the design limitations of the class d ice amplification not doing well with 4 ohm loads. I can not say I have had any actual issues with mine but have heard that following models having issues and one of them being longevity issues.