{"id":36341,"date":"2015-07-14T17:09:24","date_gmt":"2015-07-14T10:09:24","guid":{"rendered":"http:\/\/www.saigonstereo.com\/home\/?post_type=product&p=36341"},"modified":"2015-07-22T15:34:22","modified_gmt":"2015-07-22T08:34:22","slug":"preamplifier-ayre-acoustics-kx-r-twenty","status":"publish","type":"product","link":"https:\/\/www.saigonstereo.com\/home\/san-pham\/preamplifier-ayre-acoustics-kx-r-twenty\/","title":{"rendered":"Preamplifier Ayre Acoustics KX-R Twenty"},"content":{"rendered":"
\n

K\u1ec3 t\u1eeb khi gi\u1edbi thi\u1ec7u preamplifier KX-R n\u0103m 2008, Ayre \u0111\u00e3 th\u1ef1c hi\u1ec7n nhi\u1ec1u d\u1ef1 \u00e1n nghi\u00ean c\u1ee9u c\u00e1c\u00a0c\u00f4ng ngh\u1ec7 m\u1edbi kh\u00e1c nhau. Trong qu\u00e1 tr\u00ecnh l\u00e0m vi\u1ec7c xuy\u00ean su\u1ed1t h\u00e0nh tr\u00ecnh \u00e2m nh\u1ea1c n\u00e0y, n\u1ec1n t\u1ea3ng ki\u1ebfn th\u1ee9c c\u00f3\u00a0\u0111\u01b0\u1ee3c c\u1ee7a h\u1ecd \u0111\u00e3 h\u1ebft s\u1ee9c ph\u00e1t tri\u1ec3n trong m\u1ecdi l\u0129nh v\u1ef1c thu\u1ed9c thi\u1ebft k\u1ebf m\u1ea1ch \u00e2m thanh. Nh\u1eefng hi\u1ec3u bi\u1ebft n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng \u1edf m\u1ee9c cao nh\u1ea5t trong s\u1ea3n ph\u1ea9m KX-R Twenty \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf l\u1ea1i ho\u00e0n to\u00e0n. C\u00e1c c\u00f4ng ngh\u1ec7 v\u00e0 n\u00e2ng c\u1ea5p cho KX-R \u0111\u00e3 cho ra \u0111\u1eddi chi\u1ebfc preamplifier mang \u0111\u1ea7y t\u00ednh c\u00e1ch m\u1ea1ng th\u1eddi \u0111\u1ea1i, gi\u1ed1ng nh\u01b0 nh\u1eefng g\u00ec m\u00e0 KX-R \u0111\u00e3 th\u1ec3 hi\u1ec7n tr\u01b0\u1edbc \u0111\u00e2y khi n\u00f3 \u0111\u01b0\u1ee3c gi\u1edbi thi\u1ec7u ch\u00ednh th\u1ee9c v\u1edbi volume control Variable Gain Transconductance (VGT) \u0111\u1ea7u ti\u00ean tr\u00ean th\u1ebf gi\u1edbi. L\u1ea7n tr\u00ecnh di\u1ec5n \u0111\u1ea7u ti\u00ean c\u1ee7a\u00a0b\u1ed9 ngu\u1ed3n AyreLock \u0111\u00e3 s\u1eed d\u1ee5ng lo\u1ea1i \u1ed5n \u00e1p ri\u00eang bi\u1ec7t c\u00f3\u00a0\u0111i\u1ec7n dung g\u1ea5p h\u01a1n 2 l\u1ea7n\u00a0so v\u1edbi b\u1ed9 ngu\u1ed3n c\u0169, cho ph\u00e9p cung c\u1ea5p \u0111\u1ed9 \u0111\u1ed9ng nhi\u1ec1u l\u1edbp m\u1ea1nh m\u1ebd. Ayre c\u0169ng t\u1ed1i \u01b0u h\u00f3a \u00e1nh x\u1ea1 hi\u1ec7n t\u1ea1i v\u00e0 t\u1ea7ng xu\u1ea5t Ayre Diamond \u0111\u01b0\u1ee3c th\u00eam v\u00e0o nh\u1eb1m truy\u1ec1n t\u1ea3i c\u1ea3m gi\u00e1c ch\u00e2n th\u1ef1c tuy\u1ec7t v\u1eddi m\u00e0 b\u1ea1n s\u1ebd \u0111\u1eafm say ngay t\u1eeb n\u1ed1t nh\u1ea1c \u0111\u1ea7u ti\u00ean. B\u1ea1n s\u1ebd kh\u00e1m ph\u00e1 ra r\u1eb1ng c\u1ea3 \u0111\u1ed9 ph\u00e2n gi\u1ea3i chi ti\u1ebft v\u00e0 kh\u1ea3 n\u0103ng nh\u1eadn bi\u1ebft tinh t\u1ebf trong KX-R Twenty \u0111\u1ec1u \u0111\u1ebfn t\u1eeb h\u00e0ng tr\u0103m gi\u1edd \u0111\u1ed3ng h\u1ed3 nghe test, nh\u1edd \u0111\u00f3\u00a0h\u1ecd c\u00f3 th\u1ec3 ch\u1ecdn \u0111\u01b0\u1ee3c linh ki\u1ec7n t\u1ed1t nh\u1ea5t cho t\u1eebng khu v\u1ef1c tr\u1ecdng y\u1ebfu d\u1ecdc theo m\u1ea1ch \u00e2m thanh. V\u00e0 cu\u1ed1i c\u00f9ng, v\u1edbi quan \u0111i\u1ec3m t\u1ea5t c\u1ea3 m\u1ecdi th\u1ee9 \u0111\u1ec1u c\u00f3 \u00fd ngh\u0129a, h\u1ecd \u0111\u00e3 nghi\u00ean c\u1ee9u t\u1eebng chi ti\u1ebft m\u1ed9t t\u1eeb m\u1ea1ch cho \u0111\u1ebfn c\u00e1c\u00a0linh ki\u1ec7n v\u00e0 \u0111\u00e3 th\u00eam v\u00e0o nh\u1eefng quy tr\u00ecnh m\u00e0 nhi\u1ec1u ng\u01b0\u1eddi s\u1ebd cho l\u00e0 cu\u1ed3ng t\u00edn, nh\u1eb1m\u00a0\u0111\u1ea9y chi\u1ebfc preamplifier n\u00e0y \u0111\u1ebfn b\u1edd s\u1ef1 ho\u00e0n h\u1ea3o. H\u00e3y c\u00f9ng k\u1ec9 ni\u1ec7m\u00a0hai\u00a0m\u01b0\u01a1i n\u0103m kh\u00e1m ph\u00e1 v\u00e0 s\u00e1ng ch\u1ebf v\u1edbi KX-R Twenty.<\/p>\n<\/div>\n

T\u00ednh n\u0103ng<\/strong><\/div>\n
\n
    \n
  • Variable Gain Transimpedance (VGT) volume circuit<\/li>\n
  • Ayre’s exclusive Diamond output circuit<\/li>\n
  • AyreLock power supply<\/li>\n
  • zero-feedback, fully-balanced discrete circuitry<\/li>\n
  • 60 step volume control, each of 1.0 dB<\/li>\n
  • Equilock circuitry for active gain devices<\/li>\n
  • Input ground switching for true source isolation<\/li>\n
  • Eight inputs: four balanced, four single-ended<\/li>\n
  • Two balanced outputs, two balanced tape outputs<\/li>\n
  • Dimmable silent-mode fluorescent display<\/li>\n
  • Ultra-high-speed circuit board material<\/li>\n
  • Fly-by-wire control system<\/li>\n
  • Solid aluminum monocoque chassis<\/li>\n
  • Ayre Conditioner Power-Line RFI Filter<\/li>\n
  • Programmable processor pass-through input<\/li>\n
  • Full-function remote control operation<\/li>\n<\/ul>\n
    Th\u00f4ng s\u1ed1 k\u0129 thu\u1eadt<\/strong><\/div>\n
    <\/div>\n
    \n

    Input Impedance<\/strong>
    \n2 Mohm balanced (1 Mohm per phase)<\/p>\n

    Output Impedance<\/strong>
    \n300 ohm balanced (150 ohm per phase)<\/p>\n

    Frequency Response<\/strong>
    \nDC – 250 kHz<\/p>\n

    Power Consumption<\/strong>
    \n35 watts in standby or normal operation
    \n65 watts with remote control active<\/p>\n

    Dimensions<\/strong>
    \n17.25″ W x 11.5″ D x 3.75″ H
    \n(43.8cm x 29.2cm x 9.5cm)<\/p>\n

    Weight<\/strong>
    \n40 pounds 18 kg<\/p>\n<\/div>\n<\/div>\n

     <\/p>\n","protected":false},"excerpt":{"rendered":"

    C\u00e1c s\u1ea3n ph\u1ea9m d\u00f2ng R l\u00e0 th\u00e0nh qu\u1ea3 c\u1ee7a nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n ti\u00ean ti\u1ebfn c\u1ee7a Ayre. \u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u1ea1t hi\u1ec7u su\u1ea5t cao, c\u00e1c s\u1ea3n ph\u1ea9m n\u00e0y \u0111\u01b0\u1ee3c l\u00e0m th\u1ee7 c\u00f4ng t\u1eeb c\u00e1c v\u1eadt li\u1ec7u s\u1eb5n c\u00f3 cao c\u1ea5p nh\u1ea5t \u0111\u1ec3 t\u00e1i t\u1ea1o\u00a0\u00e2m nh\u1ea1c v\u01b0\u1ee3t tr\u1ed9i. T\u1eeb khung m\u00e1y \u0111\u01b0\u1ee3c\u00a0gia c\u00f4ng thanh l\u1ecbch \u0111\u1ebfn nh\u1eefng thu\u1ed9c t\u00ednh k\u1ef9 thu\u1eadt \u0111\u00e1ng kinh ng\u1ea1c, c\u00e1c s\u1ea3n ph\u1ea9m d\u00f2ng R n\u00e0y s\u1ebd l\u00e0m b\u1ea1n th\u1ecfa th\u00edch v\u00e0 say m\u00ea b\u1ea1n \u0111\u1ebfn t\u1eebng chi ti\u1ebft.<\/p>\n

    —<\/p>\n

    “Trong \u0111\u1eddi t\u00f4i c\u00f3 3 kinh nghi\u1ec7m th\u1ef1c s\u1ef1 s\u1ed1ng \u0111\u1ed9ng, \u0111\u00f3 l\u00e0: \u0111i b\u1ed9 \u0111\u1ebfn Machu Picchu v\u00e0o m\u1ed9t bu\u1ed5i s\u00e1ng m\u1edd s\u01b0\u01a1ng, chinh ph\u1ee5c V\u1ea1n L\u00ed Tr\u01b0\u1eddng Th\u00e0nh v\u00e0o m\u1ed9t bu\u1ed5i tr\u01b0a chi\u1ec1u th\u00e1ng 12\u00a0trong l\u00e0nh,\u00a0v\u00e0 nghe th\u1eed tr\u00ecnh di\u1ec5n c\u1ee7a Ayre KX-R. N\u1ebfu n\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 k\u00ec quan th\u1ee9 t\u00e1m c\u1ee7a th\u1ebf gi\u1edbi hi\u1ec7n \u0111\u1ea1i, t\u00f4i \u0111\u1ec1 ngh\u1ecb c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u1ebfm l\u1ea1i.”<\/p>\n

    \u2013Wes Phillips, Stereophile<\/em><\/p>\n","protected":false},"featured_media":36606,"comment_status":"open","ping_status":"closed","template":"","meta":{"jetpack_post_was_ever_published":false,"jetpack_publicize_message":"","jetpack_is_tweetstorm":false,"jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":[]},"product_cat":[46,99],"product_tag":[714],"class_list":["post-36341","product","type-product","status-publish","has-post-thumbnail","hentry","product_cat-pre-amplifier","product_cat-ayre-acoustics","product_tag-ayre-acoustics","description-off"],"jetpack_publicize_connections":[],"yoast_head":"\nPreamplifier Ayre Acoustics KX-R Twenty - SaigonStereo<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.saigonstereo.com\/home\/san-pham\/preamplifier-ayre-acoustics-kx-r-twenty\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Preamplifier Ayre Acoustics KX-R Twenty - SaigonStereo\" \/>\n<meta property=\"og:description\" content=\"C\u00e1c s\u1ea3n ph\u1ea9m d\u00f2ng R l\u00e0 th\u00e0nh qu\u1ea3 c\u1ee7a nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n ti\u00ean ti\u1ebfn c\u1ee7a Ayre. \u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u1ea1t hi\u1ec7u su\u1ea5t cao, c\u00e1c s\u1ea3n ph\u1ea9m n\u00e0y \u0111\u01b0\u1ee3c l\u00e0m th\u1ee7 c\u00f4ng t\u1eeb c\u00e1c v\u1eadt li\u1ec7u s\u1eb5n c\u00f3 cao c\u1ea5p nh\u1ea5t \u0111\u1ec3 t\u00e1i t\u1ea1o\u00a0\u00e2m nh\u1ea1c v\u01b0\u1ee3t tr\u1ed9i. T\u1eeb khung m\u00e1y \u0111\u01b0\u1ee3c\u00a0gia c\u00f4ng thanh l\u1ecbch \u0111\u1ebfn nh\u1eefng thu\u1ed9c t\u00ednh k\u1ef9 thu\u1eadt \u0111\u00e1ng kinh ng\u1ea1c, c\u00e1c s\u1ea3n ph\u1ea9m d\u00f2ng R n\u00e0y s\u1ebd l\u00e0m b\u1ea1n th\u1ecfa th\u00edch v\u00e0 say m\u00ea b\u1ea1n \u0111\u1ebfn t\u1eebng chi ti\u1ebft. --- "Trong \u0111\u1eddi t\u00f4i c\u00f3 3 kinh nghi\u1ec7m th\u1ef1c s\u1ef1 s\u1ed1ng \u0111\u1ed9ng, \u0111\u00f3 l\u00e0: \u0111i b\u1ed9 \u0111\u1ebfn Machu Picchu v\u00e0o m\u1ed9t bu\u1ed5i s\u00e1ng m\u1edd s\u01b0\u01a1ng, chinh ph\u1ee5c V\u1ea1n L\u00ed Tr\u01b0\u1eddng Th\u00e0nh v\u00e0o m\u1ed9t bu\u1ed5i tr\u01b0a chi\u1ec1u th\u00e1ng 12\u00a0trong l\u00e0nh,\u00a0v\u00e0 nghe th\u1eed tr\u00ecnh di\u1ec5n c\u1ee7a Ayre KX-R. N\u1ebfu n\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 k\u00ec quan th\u1ee9 t\u00e1m c\u1ee7a th\u1ebf gi\u1edbi hi\u1ec7n \u0111\u1ea1i, t\u00f4i \u0111\u1ec1 ngh\u1ecb c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u1ebfm l\u1ea1i." \u2013Wes Phillips, Stereophile\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.saigonstereo.com\/home\/san-pham\/preamplifier-ayre-acoustics-kx-r-twenty\/\" \/>\n<meta property=\"og:site_name\" content=\"SaigonStereo\" \/>\n<meta property=\"article:modified_time\" content=\"2015-07-22T08:34:22+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.saigonstereo.com\/home\/wp-content\/uploads\/2015\/07\/KX-R20_1200x8001.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.saigonstereo.com\/home\/san-pham\/preamplifier-ayre-acoustics-kx-r-twenty\/\",\"url\":\"https:\/\/www.saigonstereo.com\/home\/san-pham\/preamplifier-ayre-acoustics-kx-r-twenty\/\",\"name\":\"Preamplifier Ayre Acoustics KX-R Twenty - SaigonStereo\",\"isPartOf\":{\"@id\":\"https:\/\/www.saigonstereo.com\/home\/#website\"},\"datePublished\":\"2015-07-14T10:09:24+00:00\",\"dateModified\":\"2015-07-22T08:34:22+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.saigonstereo.com\/home\/san-pham\/preamplifier-ayre-acoustics-kx-r-twenty\/#breadcrumb\"},\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.saigonstereo.com\/home\/san-pham\/preamplifier-ayre-acoustics-kx-r-twenty\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.saigonstereo.com\/home\/san-pham\/preamplifier-ayre-acoustics-kx-r-twenty\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.saigonstereo.com\/home\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Products\",\"item\":\"https:\/\/www.saigonstereo.com\/home\/shop\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Preamplifier Ayre Acoustics KX-R Twenty\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.saigonstereo.com\/home\/#website\",\"url\":\"https:\/\/www.saigonstereo.com\/home\/\",\"name\":\"SaigonStereo\",\"description\":\"Nh\u00e0 ph\u00e2n ph\u1ed1i thi\u1ebft b\u1ecb \u00e2m thanh cao c\u1ea5p\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.saigonstereo.com\/home\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"vi\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Preamplifier Ayre Acoustics KX-R Twenty - SaigonStereo","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.saigonstereo.com\/home\/san-pham\/preamplifier-ayre-acoustics-kx-r-twenty\/","og_locale":"vi_VN","og_type":"article","og_title":"Preamplifier Ayre Acoustics KX-R Twenty - SaigonStereo","og_description":"C\u00e1c s\u1ea3n ph\u1ea9m d\u00f2ng R l\u00e0 th\u00e0nh qu\u1ea3 c\u1ee7a nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n ti\u00ean ti\u1ebfn c\u1ee7a Ayre. \u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u1ea1t hi\u1ec7u su\u1ea5t cao, c\u00e1c s\u1ea3n ph\u1ea9m n\u00e0y \u0111\u01b0\u1ee3c l\u00e0m th\u1ee7 c\u00f4ng t\u1eeb c\u00e1c v\u1eadt li\u1ec7u s\u1eb5n c\u00f3 cao c\u1ea5p nh\u1ea5t \u0111\u1ec3 t\u00e1i t\u1ea1o\u00a0\u00e2m nh\u1ea1c v\u01b0\u1ee3t tr\u1ed9i. T\u1eeb khung m\u00e1y \u0111\u01b0\u1ee3c\u00a0gia c\u00f4ng thanh l\u1ecbch \u0111\u1ebfn nh\u1eefng thu\u1ed9c t\u00ednh k\u1ef9 thu\u1eadt \u0111\u00e1ng kinh ng\u1ea1c, c\u00e1c s\u1ea3n ph\u1ea9m d\u00f2ng R n\u00e0y s\u1ebd l\u00e0m b\u1ea1n th\u1ecfa th\u00edch v\u00e0 say m\u00ea b\u1ea1n \u0111\u1ebfn t\u1eebng chi ti\u1ebft. --- \"Trong \u0111\u1eddi t\u00f4i c\u00f3 3 kinh nghi\u1ec7m th\u1ef1c s\u1ef1 s\u1ed1ng \u0111\u1ed9ng, \u0111\u00f3 l\u00e0: \u0111i b\u1ed9 \u0111\u1ebfn Machu Picchu v\u00e0o m\u1ed9t bu\u1ed5i s\u00e1ng m\u1edd s\u01b0\u01a1ng, chinh ph\u1ee5c V\u1ea1n L\u00ed Tr\u01b0\u1eddng Th\u00e0nh v\u00e0o m\u1ed9t bu\u1ed5i tr\u01b0a chi\u1ec1u th\u00e1ng 12\u00a0trong l\u00e0nh,\u00a0v\u00e0 nghe th\u1eed tr\u00ecnh di\u1ec5n c\u1ee7a Ayre KX-R. 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