SD187's are physically shorter by a couple of inches. This won't usually be an issue when installing 187's, but as a result, 07ms tubes can't be substituted for 187's most of the time.
A forum community dedicated to home theater owners and enthusiasts. Come join the discussion about home audio/video, TVs, projectors, screens, receivers, speakers, projects, DIY’s, product reviews, accessories, classifieds, and more!