{"id":570,"date":"2010-02-10T17:06:06","date_gmt":"2010-02-10T06:06:06","guid":{"rendered":"http:\/\/hifi-writer.com\/wpblog\/?p=570"},"modified":"2010-02-10T17:06:06","modified_gmt":"2010-02-10T06:06:06","slug":"black-to-grey","status":"publish","type":"post","link":"http:\/\/hifi-writer.com\/wpblog\/?p=570","title":{"rendered":"Black to Grey"},"content":{"rendered":"<p>Hmmm. Jez Ford has drawn my attention to <a href=\"http:\/\/news.cnet.com\/8301-17938_105-10447329-1.html\" target=\"_blank\">this article on CNET<\/a>, which says that the black levels of Panasonic plasma TVs become less black over time. It&#8217;s all a bit vague, but it seems to be saying that the TV has a long-term operating profile programmed into it to optimise picture quality according to the changes in the physical characteristics of the plasma cells.<\/p>\n<p>I suppose that if the plasma cells do change in their performance as they are used, then it&#8217;s appropriate to optimise the picture for those changes. Presumably the cell changes are due to some kind of generalised burn-in (plasma burn in, in the sense of leaving visible after-images, hasn&#8217;t been a problem with Panasonic TVs for some years).<\/p>\n<p>It would be nice if there were some indication of how much brighter the blacks will become over that time.<\/p>\n<p>One thing I always feel a little guilty about with reviews is that all I can really talk about is how well something operates when it is new. For all I know every product (except for the ones I own) burst into flames after six months of use.<\/p>\n<p>I simply can&#8217;t think of a way around that.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hmmm. Jez Ford has drawn my attention to this article on CNET, which says that the black levels of Panasonic plasma TVs become less black over time. It&#8217;s all a bit vague, but it seems to be saying that the &hellip; <a href=\"http:\/\/hifi-writer.com\/wpblog\/?p=570\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[12,24,5],"tags":[],"_links":{"self":[{"href":"http:\/\/hifi-writer.com\/wpblog\/index.php?rest_route=\/wp\/v2\/posts\/570"}],"collection":[{"href":"http:\/\/hifi-writer.com\/wpblog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/hifi-writer.com\/wpblog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/hifi-writer.com\/wpblog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/hifi-writer.com\/wpblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=570"}],"version-history":[{"count":3,"href":"http:\/\/hifi-writer.com\/wpblog\/index.php?rest_route=\/wp\/v2\/posts\/570\/revisions"}],"predecessor-version":[{"id":573,"href":"http:\/\/hifi-writer.com\/wpblog\/index.php?rest_route=\/wp\/v2\/posts\/570\/revisions\/573"}],"wp:attachment":[{"href":"http:\/\/hifi-writer.com\/wpblog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=570"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/hifi-writer.com\/wpblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=570"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/hifi-writer.com\/wpblog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=570"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}