Articles & Videos: Surround Sound Preamp/Processors

Because most people, from surround sound novices to A/V experts, find new formats a little confusing, we've provided a quick description of how each format works.

HDMI cables buying guide
by Steve Kindig

HDMI connections got a big update in 2014 as 4K Ultra HD TVs appeared with HDMI 2.0 inputs capable of supporting 4K's higher data demands. With support for multichannel and high-res audio, HDMI is the most important connection for home entertainment. Learn about other HDMI features, and get tips on choosing cables.

Video: AudioQuest Speaker Cable
by Dave Bar, Steve Kindig

Learn about some of AudioQuest's most popular speaker cable lines, and how to know if they're a good choice for your system.

This is a thorough, informative guide to help you run speaker, Ethernet, and audio/video cables through the walls in new construction and finished homes.

NAD brings you the ultimate in home theater sound with the Masters Series M17 preamp and M27 7.1-channel amplifier combo. The M17 features a clever modular design that lets you upgrade with easy-to-install plugin modules as technology evolves, while the M27 gives you 7 discrete channels of hybrid analog/digital amplification for thunderous movie sound.