{"id":124258,"date":"2021-02-26T19:00:52","date_gmt":"2021-02-26T19:00:52","guid":{"rendered":"https:\/\/www.techweekmag.com\/?p=124258"},"modified":"2024-02-28T08:14:45","modified_gmt":"2024-02-28T08:14:45","slug":"powerone-muscle-power-amplifier-by-andrea-pivett","status":"publish","type":"post","link":"https:\/\/www.stereoindex.com\/tech\/hi-fi\/powerone-muscle-power-amplifier-by-andrea-pivett\/","title":{"rendered":"PowerOne: Muscle Power Amplifier by Andrea Pivett"},"content":{"rendered":"<p>The\u00a0<b>PowerOne stereo<\/b>\u00a0power\u00a0<b>amplifier<\/b>\u00a0from Italian technology designer\u00a0<b>Andrea Pivetta<\/b>\u00a0offers 44 bipolar transistor output stages capable of delivering up to 1.2 kW per channel.<\/p>\n<p>The novelty, of course, is no match for the top-end\u00a0<b>Opera Only<\/b>\u00a0model\u00a0, which the author considers the most powerful amplifier in the world, but 300 watts of long-term power when operating on a load with a nominal resistance of 8 ohms, as well as the ability to deliver 1.2 kW in peak when the load resistance drops to 2 Ohms instill confidence that the amplifier can handle the most difficult speakers in terms of impedance.<\/p>\n<p><img decoding=\"async\" title=\"PowerOne - Muscle Power Amplifier by Andrea Pivett\" src=\"https:\/\/www.stereoindex.com\/tech\/wp-content\/uploads\/2021\/02\/50877652bdd785d9a1ebf624d228c9db.jpg\" alt=\"PowerOne - Muscle Power Amplifier by Andrea Pivett\" border=\"0\" \/><\/p>\n<p>The\u00a0<b>PowerOne<\/b>\u00a0design\u00a0<b>also<\/b>\u00a0contributes to this extraordinary result\u00a0.\u00a0The amplifier, housed in aircraft-grade aluminum, is equipped with four 800-watt toroidal power transformers.<\/p>\n<p><img decoding=\"async\" title=\"PowerOne - Muscle Power Amplifier by Andrea Pivett\" src=\"https:\/\/www.stereoindex.com\/tech\/wp-content\/uploads\/2021\/02\/f06a4abd6dafaa83357eaf535cb7b421.jpg\" alt=\"PowerOne - Muscle Power Amplifier by Andrea Pivett\" border=\"0\" \/><\/p>\n<p>Also in the power supply there are eight diode bridges, after which there is a block of 12\u00a0<b>Kendeil<\/b>\u00a0filtering aluminum electrolytic capacitors\u00a0with a capacity of 6 800 uF each.\u00a044 high-current bipolar transistors operate in the output stages.<\/p>\n<p>The amplifier is installed vertically, has a height of about one meter and weighs 108 kg.\u00a0The designer's website does not say anything about the cost of\u00a0<b>PowerOne<\/b>\u00a0&#8211;\u00a0<b>Andrea Pivetta<\/b>\u00a0promises to\u00a0<b>provide<\/b>\u00a0this information\u00a0with a personal contact, for example, by e-mail.<\/p>\n<!-- FeedbackWP Plugin --><div        class=\"rmp-widgets-container rmp-wp-plugin rmp-main-container js-rmp-widgets-container js-rmp-widgets-container--124258 \"        data-post-id=\"124258\">        <!-- Rating widget -->    <div class=\"rmp-rating-widget js-rmp-rating-widget\" role=\"group\" aria-labelledby=\"rmp-title-124258\">                    <p class=\"rmp-heading 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The novelty, of course, is no match for the top-end\u00a0Opera Only\u00a0model\u00a0, which the author considers the most powerful amplifier in the world, but 300 watts of long-term power when operating on a load with a [&hellip;] <a class=\"g1-link g1-link-more\" href=\"https:\/\/www.stereoindex.com\/tech\/hi-fi\/powerone-muscle-power-amplifier-by-andrea-pivett\/\">More<\/a><\/p>\n","protected":false},"author":10404,"featured_media":124259,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[642],"tags":[779],"adace-sponsor":[],"class_list":["post-124258","post","type-post","status-publish","format-standard","has-post-thumbnail","category-hi-fi","tag-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/posts\/124258","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=124258"}],"version-history":[{"count":0,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/posts\/124258\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/media\/124259"}],"wp:attachment":[{"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/media?parent=124258"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/categories?post=124258"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/tags?post=124258"},{"taxonomy":"adace-sponsor","embeddable":true,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/adace-sponsor?post=124258"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}