{"id":6968,"date":"2017-12-10T11:15:29","date_gmt":"2017-12-10T11:15:29","guid":{"rendered":"http:\/\/www.bartola.co.uk\/valves\/?p=6968"},"modified":"2017-12-10T11:15:29","modified_gmt":"2017-12-10T11:15:29","slug":"01a-preamp-build-by-paul","status":"publish","type":"post","link":"https:\/\/www.bartola.co.uk\/valves\/2017\/12\/10\/01a-preamp-build-by-paul\/","title":{"rendered":"01a Preamp build by Paul"},"content":{"rendered":"<p><a href=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2017\/12\/20171206_205001.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"6971\" data-permalink=\"https:\/\/www.bartola.co.uk\/valves\/2017\/12\/10\/01a-preamp-build-by-paul\/20171206_205001\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2017\/12\/20171206_205001-e1512904248433.jpg?fit=2988%2C5312&amp;ssl=1\" data-orig-size=\"2988,5312\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;1.9&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;SM-G920F&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1512593401&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.3&quot;,&quot;iso&quot;:&quot;125&quot;,&quot;shutter_speed&quot;:&quot;0.02&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;6&quot;}\" data-image-title=\"20171206_205001\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2017\/12\/20171206_205001-e1512904248433.jpg?fit=576%2C1024&amp;ssl=1\" class=\"wp-image-6971 size-large aligncenter\" src=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2017\/12\/20171206_205001-e1512904248433-576x1024.jpg?resize=525%2C933\" alt=\"\" width=\"525\" height=\"933\" srcset=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2017\/12\/20171206_205001-e1512904248433.jpg?resize=576%2C1024&amp;ssl=1 576w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2017\/12\/20171206_205001-e1512904248433.jpg?resize=169%2C300&amp;ssl=1 169w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2017\/12\/20171206_205001-e1512904248433.jpg?resize=768%2C1365&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2017\/12\/20171206_205001-e1512904248433.jpg?w=1680&amp;ssl=1 1680w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2017\/12\/20171206_205001-e1512904248433.jpg?w=2520&amp;ssl=1 2520w\" sizes=\"auto, (max-width: 525px) 85vw, 525px\" \/><\/a><\/p>\n<p>Here&#8217;s an excellent build of the <a href=\"http:\/\/www.bartola.co.uk\/valves\/2017\/08\/14\/uv-201a-dht-preamp-revisited\/\">01a Preamp<\/a> with the <a href=\"http:\/\/www.bartola.co.uk\/valves\/for-sale\/gyrator-pcb\/\">gyrator PCBs<\/a> and the <a href=\"http:\/\/www.bartola.co.uk\/valves\/for-sale\/source-follower-pcb\/\">Source Follower PCBs<\/a> by Paul. I will leave to him to write down his impressions of this preamp and the build experience.&nbsp;<\/p>\n<p><a href=\"http:\/\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2017\/12\/20171202_234208-1.jpg\"><br \/>\n<\/a><a href=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2017\/12\/20171202_234146.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"6972\" data-permalink=\"https:\/\/www.bartola.co.uk\/valves\/2017\/12\/10\/01a-preamp-build-by-paul\/20171202_234146\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2017\/12\/20171202_234146.jpg?fit=5312%2C2988&amp;ssl=1\" data-orig-size=\"5312,2988\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;1.9&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;SM-G920F&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1512258106&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.3&quot;,&quot;iso&quot;:&quot;160&quot;,&quot;shutter_speed&quot;:&quot;0.03030303030303&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20171202_234146\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2017\/12\/20171202_234146.jpg?fit=840%2C473&amp;ssl=1\" class=\"alignleft size-large wp-image-6972\" src=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2017\/12\/20171202_234146-1024x576.jpg?resize=525%2C295\" alt=\"\" width=\"525\" height=\"295\" srcset=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2017\/12\/20171202_234146.jpg?resize=1024%2C576&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2017\/12\/20171202_234146.jpg?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2017\/12\/20171202_234146.jpg?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2017\/12\/20171202_234146.jpg?w=1680&amp;ssl=1 1680w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2017\/12\/20171202_234146.jpg?w=2520&amp;ssl=1 2520w\" sizes=\"auto, (max-width: 525px) 85vw, 525px\" \/><\/a><a href=\"http:\/\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2017\/12\/20171202_234208-1.jpg\"><br \/>\n<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Here&#8217;s an excellent build of the 01a Preamp with the gyrator PCBs and the Source Follower PCBs by Paul. I will leave to him to write down his impressions of this preamp and the build experience.&nbsp;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_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":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[12,911,156,158],"tags":[10,249,999,44,1061,1062],"class_list":["post-6968","post","type-post","status-publish","format-standard","hentry","category-dht-valves","category-gyrator-pcb","category-pre-amplifier-valves","category-se-designs","tag-01a","tag-01a-dht","tag-01a-gen2-preamp","tag-gyrator","tag-source-follower","tag-source-follower-pcb"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p2r2tK-1Oo","jetpack_likes_enabled":true,"jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/posts\/6968","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=6968"}],"version-history":[{"count":1,"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/posts\/6968\/revisions"}],"predecessor-version":[{"id":6973,"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/posts\/6968\/revisions\/6973"}],"wp:attachment":[{"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/media?parent=6968"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/categories?post=6968"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/tags?post=6968"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}