{"id":8105,"date":"2019-11-15T07:44:21","date_gmt":"2019-11-15T07:44:21","guid":{"rendered":"https:\/\/www.bartola.co.uk\/valves\/?p=8105"},"modified":"2019-11-15T07:44:22","modified_gmt":"2019-11-15T07:44:22","slug":"etf-19-starts","status":"publish","type":"post","link":"https:\/\/www.bartola.co.uk\/valves\/2019\/11\/15\/etf-19-starts\/","title":{"rendered":"ETF.19 Starts"},"content":{"rendered":"\n<figure class=\"wp-block-image\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"840\" height=\"630\" data-attachment-id=\"8102\" data-permalink=\"https:\/\/www.bartola.co.uk\/valves\/2019\/11\/15\/etf-19-starts\/img_0838\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0838.jpg?fit=4032%2C3024&amp;ssl=1\" data-orig-size=\"4032,3024\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;1.8&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;iPhone 8&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1573775158&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;3.99&quot;,&quot;iso&quot;:&quot;125&quot;,&quot;shutter_speed&quot;:&quot;0.25&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"img_0838\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0838.jpg?fit=840%2C630&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0838.jpg?resize=840%2C630&#038;ssl=1\" alt=\"\" class=\"wp-image-8102\" srcset=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0838.jpg?w=4032&amp;ssl=1 4032w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0838.jpg?resize=300%2C225&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0838.jpg?resize=768%2C576&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0838.jpg?resize=1024%2C768&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0838.jpg?resize=1200%2C900&amp;ssl=1 1200w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0838.jpg?w=1680&amp;ssl=1 1680w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0838.jpg?w=2520&amp;ssl=1 2520w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><figcaption>Mercury love from J. Jackson and D. Slagle\u2019s mono system\u200b<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"840\" height=\"1120\" data-attachment-id=\"8103\" data-permalink=\"https:\/\/www.bartola.co.uk\/valves\/2019\/11\/15\/etf-19-starts\/img_0812\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0812.jpg?fit=3024%2C4032&amp;ssl=1\" data-orig-size=\"3024,4032\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;1.8&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;iPhone 8&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1573742743&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;3.99&quot;,&quot;iso&quot;:&quot;80&quot;,&quot;shutter_speed&quot;:&quot;0.058823529411765&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"img_0812\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0812.jpg?fit=768%2C1024&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0812.jpg?resize=840%2C1120&#038;ssl=1\" alt=\"\" class=\"wp-image-8103\" srcset=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0812.jpg?w=3024&amp;ssl=1 3024w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0812.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0812.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0812.jpg?resize=1200%2C1600&amp;ssl=1 1200w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0812.jpg?w=1680&amp;ssl=1 1680w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0812.jpg?w=2520&amp;ssl=1 2520w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><figcaption>833a main system<\/figcaption><\/figure>\n\n\n\n<p>The main system is made up of 833a choke loaded and parafeed output. The driver is a mu-follower made up of a 6N6P loaded with a D3a. Second stage is a 300B with an IT (step-down) into the 833a valve.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"840\" height=\"630\" data-attachment-id=\"8104\" data-permalink=\"https:\/\/www.bartola.co.uk\/valves\/2019\/11\/15\/etf-19-starts\/img_0820\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0820.jpg?fit=4032%2C3024&amp;ssl=1\" data-orig-size=\"4032,3024\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;1.8&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;iPhone 8&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1573757894&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;3.99&quot;,&quot;iso&quot;:&quot;100&quot;,&quot;shutter_speed&quot;:&quot;0.16666666666667&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"img_0820\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0820.jpg?fit=840%2C630&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0820.jpg?resize=840%2C630&#038;ssl=1\" alt=\"\" class=\"wp-image-8104\" srcset=\"https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0820.jpg?w=4032&amp;ssl=1 4032w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0820.jpg?resize=300%2C225&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0820.jpg?resize=768%2C576&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0820.jpg?resize=1024%2C768&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0820.jpg?resize=1200%2C900&amp;ssl=1 1200w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0820.jpg?w=1680&amp;ssl=1 1680w, https:\/\/i0.wp.com\/www.bartola.co.uk\/valves\/wp-content\/uploads\/2019\/11\/img_0820.jpg?w=2520&amp;ssl=1 2520w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><figcaption>Shearer horn on main system. DJ Frank on the back<\/figcaption><\/figure>\n\n\n\n<p>Shearer horn w\/ JBL 2220 drivers, mid horn w\/ RCA Mi-9486 dual compression drivers and Dittmar\u2019s tweeter horn<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The main system is made up of 833a choke loaded and parafeed output. The driver is a mu-follower made up of a 6N6P loaded with a D3a. Second stage is a 300B with an IT (step-down) into the 833a valve. Shearer horn w\/ JBL 2220 drivers, mid horn w\/ RCA Mi-9486 dual compression drivers and &hellip; <a href=\"https:\/\/www.bartola.co.uk\/valves\/2019\/11\/15\/etf-19-starts\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;ETF.19 Starts&#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":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[1261,5],"tags":[1262,1189,1224,1264,1263,1265,987],"class_list":["post-8105","post","type-post","status-publish","format-standard","hentry","category-etf-19","category-valves","tag-833a","tag-etf","tag-etf-19","tag-european-triode-festival","tag-horn","tag-mercury-rectifier","tag-single-ended"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p2r2tK-26J","jetpack_likes_enabled":true,"jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/posts\/8105","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=8105"}],"version-history":[{"count":1,"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/posts\/8105\/revisions"}],"predecessor-version":[{"id":8106,"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/posts\/8105\/revisions\/8106"}],"wp:attachment":[{"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/media?parent=8105"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/categories?post=8105"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bartola.co.uk\/valves\/wp-json\/wp\/v2\/tags?post=8105"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}