OPPO Digital HM-31 Advanced 3x1 HDMI Switch Review
24 November 2008
Excerpt: The Ole Switch-aroo There's not much we ask of HDMI switches. Switch over to the high definition source I want, when I want it, and don't get in the way of the picture or sound quality. Oh, and be compatible with all of my various source devices, my receiver and my TV, even though the HDMI spec itself is a notoriously moving target. Come to think of it, we do ask a lot of our switches, and I bet you're wondering whether the OPPO Digital HM-31 HDMI Switch delivers.
Pros: Compatible with everything I threw at it, Did not causes any problems with the HDMI data stream, Compatible with everything I threw at it, Did not causes any problems with the HDMI data stream
Summary: If you need to expand the HDMI inputs on your display or A/V receiver OPPO has provided a highly competitive and wonderful $99 solution that covers newbie to custom home theater applications.
When it comes to cable lengths and the HDMI specification, you can find more information in the
at HDMI.org. However, I find that their site tends to gloss over the finer points of the specification.
Conclusion: At its most basic, an HDMI switch needs to be able to switch between inputs easily and without creating HDCP conflicts. The industry's track record with implementing HDCP isn't exactly sparkling, though, so it's not necessarily a sure thing that a switch will achieve these fundamental goals.