{"id":11169,"date":"2026-08-09T23:57:55","date_gmt":"2026-08-09T23:57:55","guid":{"rendered":"https:\/\/pixelwave.ma\/index.php\/item\/national-shuguang-12at7-vintage-audio\/"},"modified":"2026-08-09T23:57:55","modified_gmt":"2026-08-09T23:57:55","slug":"national-shuguang-12at7-vintage-audio","status":"publish","type":"itempress_product","link":"https:\/\/pixelwave.ma\/index.php\/item\/national-shuguang-12at7-vintage-audio\/","title":{"rendered":"NATIONAL  SHUGUANG 12AT7 VINTAGE AUDIO TUBE NOS NIB (1980&#8217;s) *eTracer* #12A40"},"content":{"rendered":"<p>Tube tests well above the expected dataset for a new tube on our eTracer curve tracer. so this is a very early military spec 12AT7 made by the Shuguang Electron Factory, in Changsha, China. Triode #1 &#8211; Plate Current = 12.16mA  Rp = 9037  Gm = 5916  Mu = 53.5  Corners = PASS.<\/p>\n","protected":false},"featured_media":0,"comment_status":"open","ping_status":"open","template":"","meta":[],"itempress_category":[53],"itempress_tag":[142,56,371,560,49],"class_list":["post-11169","itempress_product","type-itempress_product","status-publish","hentry","itempress_category-cat-64627","itempress_tag-12at7","itempress_tag-china","itempress_tag-national","itempress_tag-shuguang-12at7","itempress_tag-vacuum-tube"],"_links":{"self":[{"href":"https:\/\/pixelwave.ma\/index.php\/wp-json\/wp\/v2\/itempress_product\/11169","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=11169"}],"wp:attachment":[{"href":"https:\/\/pixelwave.ma\/index.php\/wp-json\/wp\/v2\/media?parent=11169"}],"wp:term":[{"taxonomy":"itempress_category","embeddable":true,"href":"https:\/\/pixelwave.ma\/index.php\/wp-json\/wp\/v2\/itempress_category?post=11169"},{"taxonomy":"itempress_tag","embeddable":true,"href":"https:\/\/pixelwave.ma\/index.php\/wp-json\/wp\/v2\/itempress_tag?post=11169"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}