{"id":732,"date":"2012-10-26T22:29:52","date_gmt":"2012-10-26T22:29:52","guid":{"rendered":"http:\/\/www.bartola.co.uk\/valves\/?p=732"},"modified":"2012-10-27T05:51:31","modified_gmt":"2012-10-27T05:51:31","slug":"listening-to-the-26-preamp","status":"publish","type":"post","link":"https:\/\/www.bartola.co.uk\/valves\/2012\/10\/26\/listening-to-the-26-preamp\/","title":{"rendered":"Listening to the 26 preamp"},"content":{"rendered":"<p>Now that I have a very quiet preamp indeed, I&#8217;m a happy bunny. Changed today the pair of White Westinghouse 26 ST NOS that I&#8217;ve been using for over a month with a pair of RCA CX-226 and have to say that I enjoyed a far more sweeter and rounded tone out of this preamp.<\/p>\n<p>Bass is still deep and treble is clear with the sweetness of the globe valve fingerprinted in the tone as you would expect. I will run this setup for a month and report results&#8230;<\/p>\n<p><a href=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2012\/10\/IMG_8774.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"733\" data-permalink=\"https:\/\/www.bartola.co.uk\/valves\/2012\/10\/26\/listening-to-the-26-preamp\/img_8774\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2012\/10\/IMG_8774.jpg?fit=3072%2C2048&amp;ssl=1\" data-orig-size=\"3072,2048\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;8&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;Canon EOS 300D DIGITAL&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1351280605&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;80&quot;,&quot;iso&quot;:&quot;400&quot;,&quot;shutter_speed&quot;:&quot;2&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"IMG_8774\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2012\/10\/IMG_8774.jpg?fit=840%2C559&amp;ssl=1\" class=\"alignleft size-large wp-image-733\" title=\"IMG_8774\" src=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2012\/10\/IMG_8774-1024x682.jpg?resize=584%2C388\" alt=\"\" width=\"584\" height=\"388\" srcset=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2012\/10\/IMG_8774.jpg?resize=1024%2C682&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2012\/10\/IMG_8774.jpg?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2012\/10\/IMG_8774.jpg?resize=450%2C300&amp;ssl=1 450w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2012\/10\/IMG_8774.jpg?w=1680&amp;ssl=1 1680w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2012\/10\/IMG_8774.jpg?w=2520&amp;ssl=1 2520w\" sizes=\"auto, (max-width: 584px) 85vw, 584px\" \/><\/a>You can still see the clips used to provide earth return at the output to avoid the ground loop that I unnecessary created. God knows how may tweaks I did to improve the HT rail ripple before I realised that it was a simple ground loop.<\/p>\n<figure id=\"attachment_734\" aria-describedby=\"caption-attachment-734\" style=\"width: 584px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2012\/10\/IMG_8779.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"734\" data-permalink=\"https:\/\/www.bartola.co.uk\/valves\/2012\/10\/26\/listening-to-the-26-preamp\/img_8779\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2012\/10\/IMG_8779.jpg?fit=3072%2C2048&amp;ssl=1\" data-orig-size=\"3072,2048\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;8&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;Canon EOS 300D DIGITAL&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1351280833&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;28&quot;,&quot;iso&quot;:&quot;400&quot;,&quot;shutter_speed&quot;:&quot;6&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"IMG_8779\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Glow tubes fed by a CCS are not just very quiet, they are really cool&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2012\/10\/IMG_8779.jpg?fit=840%2C559&amp;ssl=1\" class=\"size-large wp-image-734\" title=\"IMG_8779\" src=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2012\/10\/IMG_8779-1024x682.jpg?resize=584%2C388\" alt=\"\" width=\"584\" height=\"388\" srcset=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2012\/10\/IMG_8779.jpg?resize=1024%2C682&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2012\/10\/IMG_8779.jpg?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2012\/10\/IMG_8779.jpg?resize=450%2C300&amp;ssl=1 450w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2012\/10\/IMG_8779.jpg?w=1680&amp;ssl=1 1680w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2012\/10\/IMG_8779.jpg?w=2520&amp;ssl=1 2520w\" sizes=\"auto, (max-width: 584px) 85vw, 584px\" \/><\/a><figcaption id=\"caption-attachment-734\" class=\"wp-caption-text\">Glow tubes fed by a CCS are not just very quiet, they are really cool<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Now that I have a very quiet preamp indeed, I&#8217;m a happy bunny. Changed today the pair of White Westinghouse 26 ST NOS that I&#8217;ve been using for over a month with a pair of RCA CX-226 and have to say that I enjoyed a far more sweeter and rounded tone out of this preamp. &hellip; <a href=\"https:\/\/www.bartola.co.uk\/valves\/2012\/10\/26\/listening-to-the-26-preamp\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Listening to the 26 preamp&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[12,156,67,5],"tags":[779,184,47,785,784],"class_list":["post-732","post","type-post","status-publish","format-standard","hentry","category-dht-valves","category-pre-amplifier-valves","category-thd","category-valves","tag-779","tag-26-preamp","tag-dht-preamplifier","tag-ll2745","tag-thd"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p2r2tK-bO","jetpack_likes_enabled":true,"jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/posts\/732","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/comments?post=732"}],"version-history":[{"count":3,"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/posts\/732\/revisions"}],"predecessor-version":[{"id":736,"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/posts\/732\/revisions\/736"}],"wp:attachment":[{"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/media?parent=732"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/categories?post=732"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/tags?post=732"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}