I have never compared different cables, but can highly recommend these (definitely not cheap) for quality and ruggedness:
http://www.sysconcept.ca/product_info.php?products_id=365&osCsid=ic13ssvrs6ro321qtrt9scoq40
Quote:
Originally Posted by
Anaxilus 
Look forward to it. Which opamps did you decide on?
On the optical front let's just say I've been through about 9 different cheapo plastic optical cables just for the sake of curiousity. I leave it at 'interesting' results.