{"id":4354,"date":"2026-08-09T15:07:37","date_gmt":"2026-08-09T15:07:37","guid":{"rendered":"https:\/\/pixelwave.ma\/index.php\/item\/1953-sylvania-jhs-12au7-black-plate-low\/"},"modified":"2026-08-09T15:07:37","modified_gmt":"2026-08-09T15:07:37","slug":"1953-sylvania-jhs-12au7-black-plate-low","status":"publish","type":"itempress_product","link":"https:\/\/pixelwave.ma\/index.php\/item\/1953-sylvania-jhs-12au7-black-plate-low\/","title":{"rendered":"1953 SYLVANIA JHS-12AU7 Black Plate Low Noise Matching Pair Preamp Tubes"},"content":{"rendered":"<p>Rare 1953, Early Black Long Plates. listening tested for excessive noise and microphonics in a Maxi-preamp 2 tester. Test 1520\/1498 &amp; 1460\/1370 where min good is 910 for gm and.<\/p>\n","protected":false},"featured_media":0,"comment_status":"open","ping_status":"open","template":"","meta":[],"itempress_category":[53],"itempress_tag":[74,141,113],"class_list":["post-4354","itempress_product","type-itempress_product","status-publish","hentry","itempress_category-cat-64627","itempress_tag-12au7","itempress_tag-preamp-tubes","itempress_tag-sylvania"],"_links":{"self":[{"href":"https:\/\/pixelwave.ma\/index.php\/wp-json\/wp\/v2\/itempress_product\/4354","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pixelwave.ma\/index.php\/wp-json\/wp\/v2\/itempress_product"}],"about":[{"href":"https:\/\/pixelwave.ma\/index.php\/wp-json\/wp\/v2\/types\/itempress_product"}],"replies":[{"embeddable":true,"href":"https:\/\/pixelwave.ma\/index.php\/wp-json\/wp\/v2\/comments?post=4354"}],"wp:attachment":[{"href":"https:\/\/pixelwave.ma\/index.php\/wp-json\/wp\/v2\/media?parent=4354"}],"wp:term":[{"taxonomy":"itempress_category","embeddable":true,"href":"https:\/\/pixelwave.ma\/index.php\/wp-json\/wp\/v2\/itempress_category?post=4354"},{"taxonomy":"itempress_tag","embeddable":true,"href":"https:\/\/pixelwave.ma\/index.php\/wp-json\/wp\/v2\/itempress_tag?post=4354"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}