{"id":664,"date":"2026-06-10T14:32:59","date_gmt":"2026-06-10T07:32:59","guid":{"rendered":"https:\/\/namsaogroup.net\/dareaudio\/cuc-day-cong-suat-dsp-a82-2-kenh-class-d-main-1u\/"},"modified":"2026-06-10T15:20:53","modified_gmt":"2026-06-10T08:20:53","slug":"cuc-day-cong-suat-dsp-a82-2-kenh-class-d-main-1u","status":"publish","type":"product","link":"https:\/\/namsaogroup.net\/dareaudio\/cuc-day-cong-suat-dsp-a82-2-kenh-class-d-main-1u\/","title":{"rendered":"C\u1ee5c \u0110\u1ea9y C\u00f4ng Su\u1ea5t DSP A82 2 K\u00eanh – Class D – Main 1U"},"content":{"rendered":"

C\u1ee5c \u0111\u1ea9y chuy\u00ean d\u1ee5ng cho h\u1ec7 th\u1ed1ng \u00e2m thanh quy m\u00f4 l\u1edbn<\/h2>\n

C\u1ee5c \u0111\u1ea9y A82 \u0111\u00e1p \u1ee9ng d\u1ea3i t\u1ea7n 10Hz \u2013 22kHz gi\u00fap t\u00e1i t\u1ea1o ch\u00e2n th\u1ef1c d\u1ea3i \u00e2m t\u1ea7n s\u1ed1 th\u1ea5p v\u00e0 t\u1ea7n s\u1ed1 cao hi\u1ec7u qu\u1ea3. SNR \u1edf m\u1ee9c 105db gi\u1ea3m thi\u1ec3u t\u00ecnh tr\u1ea1ng noise hay r\u00e8, \u0111\u1ea3m b\u1ea3o \u00e2m thanh ph\u00e1t ra lu\u00f4n trong v\u00e0 s\u1ea1ch ngay c\u1ea3 trong kh\u00f4ng gian l\u1edbn ho\u1eb7c trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng c\u00f3 nhi\u1ec1u y\u1ebfu t\u1ed1 g\u00e2y nhi\u1ec5u. T\u1ed1c su\u1ea5t (Slew Rate) > 100V\/\u00b5s mang l\u1ea1i kh\u1ea3 n\u0103ng x\u1eed l\u00fd nhanh ch\u00f3ng trong tr\u01b0\u1eddng h\u1ee3p t\u00edn hi\u1ec7u \u00e2m thanh b\u1ecb thay \u0111\u1ed5i \u0111\u1ed9t ng\u1ed9t cho C\u1ee5c \u0110\u1ea9y A82, nh\u1edd v\u1eady ch\u1ea5t l\u01b0\u1ee3ng \u00e2m thanh \u0111\u01b0\u1ee3c duy tr\u00ec \u1ed5n \u0111\u1ecbnh trong su\u1ed1t th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng.<\/p>\n

\"Dare<\/p>\n

\u2013 S\u1edf h\u1eefu 02 k\u00eanh \u0111\u1ed9c l\u1eadp main 1U, cho ph\u00e9p t\u00f9y ch\u1ec9nh ri\u00eang bi\u1ec7t t\u1eebng k\u00eanh. \u2013 C\u00f4ng su\u1ea5t \u0111\u1ea7u ra t\u1ed1i \u0111a c\u1ee7a t\u1eebng k\u00eanh C\u1ee5c \u0110\u1ea9y A82 \u0111\u1ea1t 6000W t\u1ea1i tr\u1edf th\u00e1ng 3.2 Ohm, ph\u00f9 h\u1ee3p v\u1edbi quy m\u00f4 s\u00e2n kh\u1ea5u l\u1edbn ngo\u00e0i tr\u1eddi. \u2013 Kho\u1ea3ng \u0111i\u1ec7n \u00e1p l\u00e0m vi\u1ec7c t\u1eeb 100V-240V, Dare A82 c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u1edf \u0111i\u1ec7n \u00e1p th\u1ea5p ho\u1eb7c v\u1edbi ngu\u1ed3n \u0111i\u1ec7p kh\u00f4ng \u1ed5n \u0111\u1ecbnh. \u2013 M\u1ea1ch Class-D t\u00e2n ti\u1ebfn, s\u1eed d\u1ee5ng xung t\u00edn hi\u1ec7u \u0111\u1ec3 t\u1ea1o d\u00f2ng \u0111i\u1ec7n AC gi\u1eefa ngu\u1ed3n v\u00e0 t\u1ea3i. Do \u0111\u00f3, Dare A82 c\u00f3 kh\u1ea3 n\u0103ng gi\u1ea3m hi\u1ec7n t\u01b0\u1ee3ng m\u1ea5t m\u00e1t n\u0103ng l\u01b0\u1ee3ng v\u00e0 gi\u00fap ti\u1ebft ki\u1ec7m \u0111i\u1ec7n n\u0103ng.<\/p>\n

Ho\u1ea1t \u0111\u1ed9ng m\u1ea1nh m\u1ebd \u2013 Ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng<\/h2>\n

A82 nh\u1ecf g\u1ecdn nh\u1edd thi\u1ebft k\u1ebf main 1U, ph\u00f9 h\u1ee3p cho vi\u1ec7c l\u1eafp \u0111\u1eb7t trong c\u00e1c t\u1ee7 rack hay kh\u00f4ng gian h\u1ea1n ch\u1ebf nh\u01b0ng v\u1eabn \u0111\u1ea1t c\u00f4ng su\u1ea5t ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u0111a 6000W\/k\u00eanh. 02 k\u00eanh \u0111\u1ed9c l\u1eadp c\u1ee7a A82 t\u1ea1i m\u1ee9c \u0111i\u1ec7n \u00e1p 100V \u2013 240V, \u0111\u1ea3m b\u1ea3o c\u1ee5c \u0111\u1ea9y hi\u1ec7u qu\u1ea3 ho\u1ea1t \u0111\u1ed9ng khi ngu\u1ed3n \u0111i\u1ec7n kh\u00f4ng \u1ed5n \u0111\u1ecbnh.<\/p>\n

\"Dare<\/p>\n

C\u00f9ng thu\u1ed9c d\u00f2ng A-Series c\u1ee7a Dare Audio, A82 \u0111\u01b0\u1ee3c trang b\u1ecb 03 c\u00f4ng ngh\u1ec7 \u0111\u1ed9c quy\u1ec1n: C\u00f4ng ngh\u1ec7 ph\u00e2n t\u00edch \u0111\u1ed9ng n\u0103ng, c\u00f4ng ngh\u1ec7 b\u00f9 m\u00e9o t\u1ef1 \u0111\u1ed9ng v\u00e0 c\u00f4ng ngh\u1ec7 x\u1eed l\u00fd \u00e2m thanh DSP \u0111\u1ec3 cho ra ch\u1ea5t l\u01b0\u1ee3ng \u00e2m thanh t\u1ed1t nh\u1ea5t. C\u00f3 th\u1ec3 n\u00f3i, A82 c\u00f3 th\u1ec3 t\u1ed1i \u01b0u kh\u00f4ng gian s\u1eed d\u1ee5ng m\u00e0 v\u1eabn duy tr\u00ec hi\u1ec7u su\u1ea5t cao.<\/p>\n

M\u1ed9t trong nh\u1eefng \u0111i\u1ec3m m\u1ea1nh c\u1ee7a A82 l\u00e0 c\u00f4ng su\u1ea5t r\u00f2 (Leakage Power) < 10W. H\u1ec7 s\u1ed1 n\u00e0y th\u1ec3 hi\u1ec7n hi\u1ec7u n\u0103ng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a A82 g\u1ea7n nh\u01b0 \u0111\u1ea1t 100% v\u1edbi m\u1ee9c r\u00f2 c\u00f4ng su\u1ea5t c\u1ef1c nh\u1ecf. \u0110i\u1ec1u n\u00e0y gi\u00fap ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng, gi\u1ea3m chi ph\u00ed v\u1eadn h\u00e0nh v\u00e0 gi\u1ea3m t\u1ea3i cho ngu\u1ed3n \u0111i\u1ec7n t\u1ed5ng.<\/p>\n

L\u1ef1a ch\u1ecdn ho\u00e0n h\u1ea3o cho d\u00f2ng loa chuy\u00ean nghi\u1ec7p<\/h2>\n

Frequency Modulation (\u0110i\u1ec1u ch\u1ebf t\u1ea7n s\u1ed1) \u1edf m\u1ee9c 350kHz gi\u00fap C\u1ee5c \u0110\u1ea9y A82 c\u00f3 kh\u1ea3 n\u0103ng truy\u1ec1n t\u00edn hi\u1ec7u ch\u00ednh x\u00e1c, kh\u00f4ng b\u1ecb m\u00e9o hay gi\u00e1n \u0111o\u1ea1n. A82 t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c d\u00f2ng loa chuy\u00ean nghi\u1ec7p c\u00f4ng su\u1ea5t l\u1edbn, nh\u01b0 Loa Array VA-Series v\u00e0 Loa Subwoofer BS-Series th\u01b0\u1eddng d\u00f9ng cho s\u1ef1 ki\u1ec7n \u00e2m thanh ngo\u00e0i tr\u1eddi ho\u1eb7c c\u00e1c d\u1ef1 \u00e1n quy m\u00f4 l\u1edbn.<\/p>\n

Kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng \u1edf m\u1ee9c 3.2 Ohm\/DRC min , A82 g\u1ea7n nh\u01b0 \u0111\u00e1nh \u0111\u01b0\u1ee3c c\u00e1c d\u00f2ng loa chuy\u00ean nghi\u1ec7p tr\u00ean th\u1ecb tr\u01b0\u1eddng khi \u0111\u01b0\u1ee3c gh\u00e9p n\u1ed1i \u0111\u00fang k\u1ef9 thu\u1eadt. Dare Audio v\u00e0 PVSOUND cung c\u1ea5p set \u00e2m thanh chuy\u00ean nghi\u1ec7p ph\u00f9 h\u1ee3p v\u1edbi quy m\u00f4 d\u1ef1 \u00e1n. N\u1ebfu b\u1ea1n mu\u1ed1n t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 d\u00f2ng s\u1ea3n ph\u1ea9m C\u1ee5c \u0110\u1ea9y C\u00f4ng Su\u1ea5t Dare A83 v\u00e0 chi ti\u1ebft d\u00f2ng loa t\u01b0\u01a1ng th\u00edch c\u00f3 s\u1eb5n t\u1ea1i Vi\u1ec7t Nam, h\u00e3y li\u00ean h\u1ec7 Dare Audio v\u00e0 PVSOUND.<\/p>\n

C\u1ee5c \u0110\u1ea9y A82 \u0111\u1ea1t ch\u1ee9ng nh\u1eadn ch\u1ea5t l\u01b0\u1ee3ng qu\u1ed1c t\u1ebf<\/h2>\n

L\u00e0 th\u01b0\u01a1ng hi\u1ec7u nghi\u00ean c\u1ee9u, ph\u00e1t tri\u1ec3n v\u00e0 s\u1ea3n xu\u1ea5t c\u00e1c s\u1ea3n ph\u1ea9m thi\u1ebft b\u1ecb \u00e2m thanh chuy\u00ean nghi\u1ec7p, Dare Audio lu\u00f4n \u0111\u1eb7t ch\u1ea5t l\u01b0\u1ee3ng l\u00e0 y\u1ebfu t\u1ed1 h\u00e0ng \u0111\u1ea7u v\u00e0 then ch\u1ed1t trong su\u1ed1t qu\u00e1 tr\u00ecnh n\u00e0y. S\u1ea3n ph\u1ea9m tr\u01b0\u1edbc khi \u0111\u01b0a ra th\u1ecb tr\u01b0\u1eddng \u0111\u00e3 v\u01b0\u1ee3t qua 03 v\u00f2ng ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a RoHS, CE-EMC Directive v\u00e0 CE-LVD Directive.<\/p>\n

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

C\u1ee5c \u0111\u1ea9y chuy\u00ean d\u1ee5ng cho h\u1ec7 th\u1ed1ng \u00e2m thanh quy m\u00f4 l\u1edbn C\u1ee5c \u0111\u1ea9y A82 \u0111\u00e1p \u1ee9ng d\u1ea3i t\u1ea7n 10Hz \u2013 22kHz gi\u00fap t\u00e1i t\u1ea1o ch\u00e2n th\u1ef1c d\u1ea3i \u00e2m t\u1ea7n s\u1ed1 th\u1ea5p v\u00e0 t\u1ea7n s\u1ed1 cao hi\u1ec7u qu\u1ea3. SNR \u1edf m\u1ee9c 105db gi\u1ea3m thi\u1ec3u t\u00ecnh tr\u1ea1ng noise hay r\u00e8, \u0111\u1ea3m b\u1ea3o \u00e2m thanh ph\u00e1t ra […]\n","protected":false},"featured_media":900,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[50],"product_tag":[],"class_list":["post-664","product","type-product","status-publish","has-post-thumbnail","product_cat-a-series-cuc-day-cong-suat-cuc-day-cong-suat","first","instock","shipping-taxable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/namsaogroup.net\/dareaudio\/wp-json\/wp\/v2\/product\/664","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/namsaogroup.net\/dareaudio\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/namsaogroup.net\/dareaudio\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/namsaogroup.net\/dareaudio\/wp-json\/wp\/v2\/comments?post=664"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/namsaogroup.net\/dareaudio\/wp-json\/wp\/v2\/media\/900"}],"wp:attachment":[{"href":"https:\/\/namsaogroup.net\/dareaudio\/wp-json\/wp\/v2\/media?parent=664"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/namsaogroup.net\/dareaudio\/wp-json\/wp\/v2\/product_brand?post=664"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/namsaogroup.net\/dareaudio\/wp-json\/wp\/v2\/product_cat?post=664"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/namsaogroup.net\/dareaudio\/wp-json\/wp\/v2\/product_tag?post=664"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}