Recall, I am not using a cable box. The cable is fed directly into the TVs tuner. I only "hear" this problem on the HD channels, not SD channels.

The old Kenwood does not vary the calibration from source to source.

The Rat. M80s, VP-150, QS8s, SVS PC 20-39+, OPPO, Onkyo 703s, Harmony 880 Sony 60" SXRD HDTV