{"id":2015,"date":"2022-05-19T17:22:28","date_gmt":"2022-05-19T17:22:28","guid":{"rendered":"https:\/\/hi-fi-spot.pt\/?post_type=product&#038;p=2015"},"modified":"2025-07-24T16:25:49","modified_gmt":"2025-07-24T16:25:49","slug":"2015","status":"publish","type":"product","link":"https:\/\/hi-fi-spot.pt\/en\/produto\/2015\/","title":{"rendered":"Parasound A21+"},"content":{"rendered":"<h3 style=\"text-align: left;\">Changes from the original A 21\u2192A 21+<\/h3>\n<ul style=\"text-align: left;\">\n<li>250 \u2192 300 Watts (8\u03a9)<\/li>\n<li>400 \u2192 500 Watts (4\u03a9)<\/li>\n<li>750 \u2192 1000 Watts (bridged)<\/li>\n<li>Filter cap: 88,000 uF \u2192 108,000 uF<\/li>\n<li>S\/N: 112dB \u2192 115 dB<\/li>\n<li>THD (at full power): 0.2% \u2192 0.1%<\/li>\n<li>Crosstalk (20kHz): 63dB \u2192 70dB<\/li>\n<li>Transformer size: 1.2 kVA \u2192 1.3 kVA<\/li>\n<li>Weight: 60 LB \u2192 71 LB<\/li>\n<li>Refined Halo cosmetic with aluminum end caps &amp; gold highlights<\/li>\n<li>Updated rear panel with heavy duty speaker terminals from JC 5<\/li>\n<li>Upgraded internal gold on gold audio connections<\/li>\n<li>Updated auto turn on circuit<\/li>\n<\/ul>\n<h3 style=\"text-align: left;\">All Features<\/h3>\n<ul>\n<li style=\"text-align: left;\">300 watts x 2 @ 8 \u03a9 RMS, both channels driven<\/li>\n<li style=\"text-align: left;\">500 watts x 2 @ 4 \u03a9 RMS, both channels driven<\/li>\n<li style=\"text-align: left;\">1000 watts x 1 @ 8 \u03a9, in bridged mode<\/li>\n<li style=\"text-align: left;\">Circuitry designed by legendary John Curl<\/li>\n<li style=\"text-align: left;\">High bias Class A\/AB operation<\/li>\n<li style=\"text-align: left;\">60 amperes peak current per channel<\/li>\n<li style=\"text-align: left;\">Stable with speaker impedance dips to 1.5 \u03a9<\/li>\n<li style=\"text-align: left;\">Balanced inputs with discrete circuits<\/li>\n<li style=\"text-align: left;\">CHK Infinium, custom 5-way speaker binding posts<\/li>\n<li style=\"text-align: left;\">Gold-plated RCA input &amp; loop output jacks<\/li>\n<li style=\"text-align: left;\">Direct-coupled signal path, no capacitors or inductors<\/li>\n<li style=\"text-align: left;\">DC Servo and relay protection circuits<\/li>\n<li style=\"text-align: left;\">AC turn-on inrush surge protection with relay bypass<\/li>\n<li style=\"text-align: left;\">JFET input stage, MOSFET driver stage<\/li>\n<li style=\"text-align: left;\">16 beta-matched 15 ampere, 60 MHz bipolar output transistors<\/li>\n<li style=\"text-align: left;\">1.3 kVA shielded toroid transformer w\/ independent windings for each channel<\/li>\n<li style=\"text-align: left;\">Independent power supplies for input stage, driver stage and output stage<\/li>\n<li style=\"text-align: left;\">108,000 \u00b5F filter capacitors for output stages<\/li>\n<li style=\"text-align: left;\">Full power is rated all the way down to 5Hz for unrestricted low-end bass<\/li>\n<li style=\"text-align: left;\">Harris hyper-fast soft-recovery bridge diode rectifiers<\/li>\n<li style=\"text-align: left;\">Automatic turn-on by 12 V trigger or audio sensing<\/li>\n<li style=\"text-align: left;\">4 rack space chassis with rear carry handles<\/li>\n<li style=\"text-align: left;\">Rack mount hardware is included<\/li>\n<li style=\"text-align: left;\">Available in silver or black<\/li>\n<\/ul>\n<nav><\/nav>\n<h4 style=\"text-align: left;\"><strong>REVIEWS\u00a0<\/strong><\/h4>\n<nav><\/nav>\n<div class=\"model-info Reviews2 ninja\">\n<p style=\"text-align: left;\"><b><a href=\"https:\/\/www.fidelity-online.de\/test-parasound-halo-hint6\/\">Fidelity-Online, Germany November 2019<\/a><\/b><br \/>\n&#8220;The lady of the house enters the scene, listens briefly and comments briefly and finally &#8216;Sounds like a concert, it can stay!&#8217; You have to search for an amplifier that plays so completely and correctly for this price with the proverbial magnifying glass.&#8221;<\/p>\n<p style=\"text-align: left;\"><b><a href=\"https:\/\/www.audaud.com\/near-field-nirvana-quick-takes-magnepan-parasound\/\">The Audiophile Audition\u00a0 October, 2019<\/a><\/b><br \/>\n&#8220;Massively Built! Buffed Out! You get a lot for your $$$$. What would you expect from Parasound? John Curl is a world-renowned electronics designer. The best bang for the buck for the music-minded customer.&#8221;<\/p>\n<p style=\"text-align: left;\"><b><a href=\"https:\/\/theaudiobeatnik.com\/parasound-halo-hint-6-integrated-amplifier-review\/\">The Audio Beatnik August 2019<\/a><\/b><br \/>\n&#8220;You&#8217;ll be hard pressed to find another integrated amplifier at this price that can match the HINT 6&#8217;s impressive list of features, power, and smooth and engaging sound.&#8221;<\/p>\n<p style=\"text-align: left;\"><b><a href=\"https:\/\/positive-feedback.com\/reviews\/hardware-reviews\/parasound-hint-6-halo-integrated-amplifier\/\">Positive Feedback \u00a0June \u00a02019<\/a><\/b><br \/>\n&#8220;San Francisco-based Parasound continues to recalibrate accepted price-vs-performance expectations in the high end. The HINT 6 consistently reproduced all manner of music with remarkable confidence, consistency, and grace. Pairing the HINT 6 to my beloved Maggie 1.7i panels proved downright revelatory.&#8221;<\/p>\n<p style=\"text-align: left;\"><b><a href=\"https:\/\/www.stereophile.com\/content\/parasound-halo-hint-6-integrated-amplifier\">Stereophile May 2019<\/a><\/b><br \/>\n&#8220;The HINT 6 worked well with every speaker I threw at it. Absolutely breathtaking&#8230;exhilarating. I can&#8217;t think of another integrated amplifier that offers so many options and has such solid, generous sound. Recommended.&#8221;<\/p>\n<p style=\"text-align: left;\"><b><a href=\"https:\/\/www.stereophile.com\/content\/spendor-a7-loudspeaker\">Stereophile February 2019<\/a><\/b><br \/>\n&#8220;&#8230;brilliantly detailed Parasound.&#8221;<\/p>\n<p style=\"text-align: left;\"><b><a href=\"https:\/\/www.whathifi.com\/reviews\/parasound-hint-6\">What HiFi (UK) December 2018<\/a><\/b><br \/>\n&#8220;This is a confident and enthusiastic amplifier that&#8217;s just fun to listen to.&#8221;<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Changes from the original A 21\u2192A 21+ 250 \u2192 300 Watts (8\u03a9) 400 \u2192 500 Watts (4\u03a9) 750 \u2192 1000 Watts (bridged) Filter cap: 88,000 uF \u2192 108,000 uF S\/N: 112dB \u2192 115 dB THD (at full power): 0.2% \u2192 0.1% Crosstalk (20kHz): 63dB \u2192 70dB Transformer size: 1.2 kVA \u2192 1.3 kVA Weight: 60 &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/hi-fi-spot.pt\/en\/produto\/2015\/\"> <span class=\"screen-reader-text\">Parasound A21+<\/span> Read More &raquo;<\/a><\/p>\n","protected":false},"featured_media":2032,"template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":""},"pwb-brand":[17],"product_cat":[26,35,63],"product_tag":[],"class_list":["post-2015","product","type-product","status-publish","has-post-thumbnail","pwb-brand-parasound","product_cat-amplificadores","product_cat-potencia","product_cat-produtosaudio","align-center","box-shadow-0","box-shadow-0-hover","ast-product-gallery-layout-horizontal","ast-product-tabs-layout-horizontal","first","outofstock","shipping-taxable","product-type-simple"],"brands":[{"id":17,"name":"Parasound","slug":"parasound"}],"_links":{"self":[{"href":"https:\/\/hi-fi-spot.pt\/en\/wp-json\/wp\/v2\/product\/2015","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hi-fi-spot.pt\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/hi-fi-spot.pt\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hi-fi-spot.pt\/en\/wp-json\/wp\/v2\/media\/2032"}],"wp:attachment":[{"href":"https:\/\/hi-fi-spot.pt\/en\/wp-json\/wp\/v2\/media?parent=2015"}],"wp:term":[{"taxonomy":"pwb-brand","embeddable":true,"href":"https:\/\/hi-fi-spot.pt\/en\/wp-json\/wp\/v2\/pwb-brand?post=2015"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/hi-fi-spot.pt\/en\/wp-json\/wp\/v2\/product_cat?post=2015"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/hi-fi-spot.pt\/en\/wp-json\/wp\/v2\/product_tag?post=2015"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}