The cables mentioned are generally designed to go from a 25 pin host (such as an old Mac) to newer devices.<BR><BR>If you want to go from a 68-pin host -> 50/25 pin device, you need an adapter which ...

I too have a Belkin 25 pin cable, except that it's a replacement cable and not an extension, and it too gives me that echoing effect that went away when replaced w/ a BNC video cable thing. Belkin ...