Forgot the details:
FCP 5.1.4
OS 10.4.10
Quad Core G5 2.5 GHz
Kona 3 with K-box
Downconverting DVCProHD 720p via HDSDI to DVW-500.
All standard def stuff looks GREAT. 10 bit Uncompressed SD does NOT have this problem.
This seems to be a down conversion problem only.
Tim McLaughlin
Avid and Final Cut Pro Editor