{"id":195013,"date":"2024-06-09T17:04:28","date_gmt":"2024-06-09T17:04:28","guid":{"rendered":"https:\/\/www.techweekmag.com\/?p=195013"},"modified":"2024-06-09T17:04:28","modified_gmt":"2024-06-09T17:04:28","slug":"triode-trx-4-an-upgraded-version-of-the-2010-tube-preamp","status":"publish","type":"post","link":"https:\/\/www.stereoindex.com\/tech\/hi-fi\/triode-trx-4-an-upgraded-version-of-the-2010-tube-preamp\/","title":{"rendered":"Triode TRX-4: An upgraded version of the 2010 tube preamp"},"content":{"rendered":"<p>Representatives of the Japanese company\u00a0Triode\u00a0announced plans to introduce a pre-tube amplifier\u00a0TRX-4\u00a0in September of this year . It will be an upgraded version of the\u00a0TRX-1\u00a0device , introduced 14 years ago.<\/p>\n<figure id=\"attachment_195014\" aria-describedby=\"caption-attachment-195014\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-195014\" src=\"https:\/\/www.stereoindex.com\/tech\/wp-content\/uploads\/2024\/06\/Triode-TRX-4.jpg\" alt=\"Triode TRX-4\" width=\"1000\" height=\"617\" srcset=\"https:\/\/www.stereoindex.com\/tech\/wp-content\/uploads\/2024\/06\/Triode-TRX-4.jpg 1000w, https:\/\/www.stereoindex.com\/tech\/wp-content\/uploads\/2024\/06\/Triode-TRX-4-800x494.jpg 800w, https:\/\/www.stereoindex.com\/tech\/wp-content\/uploads\/2024\/06\/Triode-TRX-4-100x62.jpg 100w, https:\/\/www.stereoindex.com\/tech\/wp-content\/uploads\/2024\/06\/Triode-TRX-4-770x475.jpg 770w, https:\/\/www.stereoindex.com\/tech\/wp-content\/uploads\/2024\/06\/Triode-TRX-4-561x346.jpg 561w, https:\/\/www.stereoindex.com\/tech\/wp-content\/uploads\/2024\/06\/Triode-TRX-4-265x164.jpg 265w, https:\/\/www.stereoindex.com\/tech\/wp-content\/uploads\/2024\/06\/Triode-TRX-4-531x328.jpg 531w, https:\/\/www.stereoindex.com\/tech\/wp-content\/uploads\/2024\/06\/Triode-TRX-4-364x225.jpg 364w, https:\/\/www.stereoindex.com\/tech\/wp-content\/uploads\/2024\/06\/Triode-TRX-4-728x449.jpg 728w, https:\/\/www.stereoindex.com\/tech\/wp-content\/uploads\/2024\/06\/Triode-TRX-4-608x375.jpg 608w, https:\/\/www.stereoindex.com\/tech\/wp-content\/uploads\/2024\/06\/Triode-TRX-4-758x468.jpg 758w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption id=\"caption-attachment-195014\" class=\"wp-caption-text\">Triode TRX-4<\/figcaption><\/figure>\n<p>The key difference between the new version and its predecessor is the modified power supply circuit. Now the manufacturer&#8217;s engineers used Schottky diodes instead of a kenotron. This is said to significantly improve the reliability of the power supply.<\/p>\n<p>The amplifier uses four\u00a012AX7\u00a0tubes , operates in the frequency range from 10 Hz to 100,000 Hz with a signal-to-noise ratio of at least 91 dB. The new\u00a0TRX-4\u00a0has dimensions of 340 x 310 x 185 mm and weighs 10.5 kg.<\/p>\n<p>Upon purchase, users will receive a protective cover and power cable included.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Representatives of the Japanese company\u00a0Triode\u00a0announced plans to introduce a pre-tube amplifier\u00a0TRX-4\u00a0in September of this year . It will be an upgraded version of the\u00a0TRX-1\u00a0device , introduced 14 years ago. The key difference between the new version and its predecessor is the modified power supply circuit. Now the manufacturer&#8217;s engineers used Schottky diodes instead of a [&hellip;] <a class=\"g1-link g1-link-more\" href=\"https:\/\/www.stereoindex.com\/tech\/hi-fi\/triode-trx-4-an-upgraded-version-of-the-2010-tube-preamp\/\">More<\/a><\/p>\n","protected":false},"author":10404,"featured_media":195015,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[642],"tags":[779],"class_list":{"0":"post-195013","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-hi-fi","8":"tag-news"},"acf":[],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/posts\/195013","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/users\/10404"}],"replies":[{"embeddable":true,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/comments?post=195013"}],"version-history":[{"count":0,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/posts\/195013\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/media\/195015"}],"wp:attachment":[{"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/media?parent=195013"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/categories?post=195013"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/tags?post=195013"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}