{"id":95344,"date":"2025-06-03T07:06:59","date_gmt":"2025-06-03T07:06:59","guid":{"rendered":"https:\/\/soundglory.com\/?post_type=product&#038;p=95344"},"modified":"2025-10-21T16:28:39","modified_gmt":"2025-10-21T08:28:39","slug":"kr-audio-274b","status":"publish","type":"product","link":"https:\/\/soundglory.com\/en\/product\/kr-audio-274b\/","title":{"rendered":"\u6377\u514b KR AUDIO<br>274B \u771f\u7a7a\u7ba1"},"content":{"rendered":"<h3>274B<\/h3>\n<p><strong>Specification<\/strong><\/p>\n<p><strong>Filament specifications:<\/strong><\/p>\n<ul>\n<li>DC\/AC Voltage 5 V<\/li>\n<li>DC\/AC Current 2 A<\/li>\n<\/ul>\n<p><strong>Full-wave, Thermionic High Vacuum Rectifier<\/strong><\/p>\n<p><strong>Maximum Ratings<\/strong><\/p>\n<p>With Choke-Input Filter:<\/p>\n<ul>\n<li>A-C Plate Voltage per Plate (RMS) 660 volts<\/li>\n<li>D-C Output Current 225 ma<\/li>\n<li>Minimum Input-Choke Inductance 2 henrys<\/li>\n<\/ul>\n<p>With Capacitor-Input Filter:<\/p>\n<ul>\n<li>A-C Plate Voltage per Plate (RMS) 450 volts<\/li>\n<li>D-C Output Current 160 ma<\/li>\n<li>Min. Total Eff. Plate-Supply Impedance per Plate 100 ohms<\/li>\n<li>Input capacitor should not exceed 10 micro farads<\/li>\n<\/ul>\n<div style=\"margin: 20px 0;\"><div class=\"qrcswholewtapper\" style=\"text-align:left;\"><div class=\"qrcprowrapper\"  id=\"qrcwraa2leds\"><div class=\"qrc_canvass\" id=\"qrc_cuttenpages_2\" style=\"display:inline-block\" data-text=\"https:\/\/soundglory.com\/en\/product\/kr-audio-274b\/\"><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>274B Specification Filament specifications: DC\/AC Voltage 5 V DC\/AC Current 2 A Full-wave, Thermionic High Vacuum Rectifier Maximum Ratings With Choke-Input Filter: A-C Plate Voltage&#8230;<\/p>\n","protected":false},"featured_media":95375,"template":"","meta":[],"pwb-brand":[106],"product_cat":[108,495],"product_tag":[],"class_list":{"0":"post-95344","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"pwb-brand-kr-audio","7":"product_cat-kr-audio-vacuum-tube","8":"product_cat-rectifier","9":"product_shipping_class-b-class","11":"first","12":"instock","13":"shipping-taxable","14":"purchasable","15":"product-type-variable","16":"wvs-archive-product-wrapper"},"aioseo_notices":[],"etheme_brands":{"errors":{"invalid_taxonomy":["Invalid taxonomy."]},"error_data":[]},"brands":[{"id":106,"name":"KR AUDIO","slug":"kr-audio"}],"_links":{"self":[{"href":"https:\/\/soundglory.com\/en\/wp-json\/wp\/v2\/product\/95344","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/soundglory.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/soundglory.com\/en\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":3,"href":"https:\/\/soundglory.com\/en\/wp-json\/wp\/v2\/product\/95344\/revisions"}],"predecessor-version":[{"id":95652,"href":"https:\/\/soundglory.com\/en\/wp-json\/wp\/v2\/product\/95344\/revisions\/95652"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/soundglory.com\/en\/wp-json\/wp\/v2\/media\/95375"}],"wp:attachment":[{"href":"https:\/\/soundglory.com\/en\/wp-json\/wp\/v2\/media?parent=95344"}],"wp:term":[{"taxonomy":"pwb-brand","embeddable":true,"href":"https:\/\/soundglory.com\/en\/wp-json\/wp\/v2\/pwb-brand?post=95344"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/soundglory.com\/en\/wp-json\/wp\/v2\/product_cat?post=95344"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/soundglory.com\/en\/wp-json\/wp\/v2\/product_tag?post=95344"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}