{"id":652,"date":"2026-06-10T14:32:58","date_gmt":"2026-06-10T07:32:58","guid":{"rendered":"https:\/\/namsaogroup.net\/dareaudio\/loa-sub-s42-bass-dual-21-inch-6400w-142db\/"},"modified":"2026-06-10T15:26:50","modified_gmt":"2026-06-10T08:26:50","slug":"loa-sub-s42-bass-dual-21-inch-6400w-142db","status":"publish","type":"product","link":"https:\/\/namsaogroup.net\/dareaudio\/loa-sub-s42-bass-dual-21-inch-6400w-142db\/","title":{"rendered":"Loa Sub S42 – Bass Dual 21 inch – 6400W 142db"},"content":{"rendered":"

Hi\u1ec7u su\u1ea5t m\u1ea1nh m\u1ebd \u2013 d\u1ea3i tr\u1ea7m s\u00e2u v\u00e0 uy l\u1ef1c<\/h2>\n

Trong c\u00e1c h\u1ec7 th\u1ed1ng \u00e2m thanh s\u00e2n kh\u1ea5u quy m\u00f4 l\u1edbn, d\u1ea3i tr\u1ea7m lu\u00f4n \u0111\u00f3ng vai tr\u00f2 n\u1ec1n t\u1ea3ng, quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 d\u00e0y, chi\u1ec1u s\u00e2u v\u00e0 c\u1ea3m x\u00fac t\u1ed5ng th\u1ec3 c\u1ee7a kh\u00f4ng gian tr\u00ecnh di\u1ec5n. S42 l\u00e0 d\u00f2ng qua sub s\u1edf h\u1eefu dual 21\u201d bass, \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n nh\u1eb1m \u0111\u00e1p \u1ee9ng nhu c\u1ea7u t\u00e1i t\u1ea1o t\u1ea7n s\u1ed1 si\u00eau tr\u1ea7m m\u1ed9t c\u00e1ch m\u1ea1nh m\u1ebd, \u1ed5n \u0111\u1ecbnh v\u00e0 ch\u00ednh x\u00e1c, \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p cho concert ngo\u00e0i tr\u1eddi, s\u1ef1 ki\u1ec7n l\u1edbn v\u00e0 s\u00e2n kh\u1ea5u bi\u1ec3u di\u1ec5n chuy\u00ean nghi\u1ec7p.<\/p>\n

S42 cho ph\u00e9p tri\u1ec3n khai linh ho\u1ea1t c\u1ea3 treo array l\u1eabn x\u1ebfp ground-stack. Nh\u1edd k\u1ebft c\u1ea5u th\u00f9ng loa ch\u1eafc ch\u1eafn, s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u lai cao c\u1ea5p, s\u1ea3n ph\u1ea9m v\u1eeba \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 c\u1ee9ng v\u1eefng khi ho\u1ea1t \u0111\u1ed9ng \u1edf c\u01b0\u1eddng \u0111\u1ed9 cao, v\u1eeba t\u1ed1i \u01b0u tr\u1ecdng l\u01b0\u1ee3ng \u0111\u1ec3 thu\u1eadn ti\u1ec7n cho qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t v\u00e0 v\u1eadn chuy\u1ec3n. Thi\u1ebft k\u1ebf ch\u00e2n cao su li\u00ean k\u1ebft gi\u00fap nhi\u1ec1u th\u00f9ng sub c\u00f3 th\u1ec3 x\u1ebfp ch\u1ed3ng \u1ed5n \u0111\u1ecbnh theo chi\u1ec1u d\u1ecdc, \u0111\u1ed3ng th\u1eddi h\u1ed7 tr\u1ee3 c\u1ea5u h\u00ecnh cardioid subwoofer array khi c\u1ea7n ki\u1ec3m so\u00e1t h\u01b0\u1edbng ph\u00e1t c\u1ee7a d\u1ea3i tr\u1ea7m \u2013 y\u1ebfu t\u1ed1 \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng trong c\u00e1c s\u00e2n kh\u1ea5u chuy\u00ean nghi\u1ec7p.<\/p>\n

S42 ho\u1ea1t \u0111\u1ed9ng trong d\u1ea3i t\u1ea7n t\u1eeb 25Hz \u0111\u1ebfn 200Hz, cho kh\u1ea3 n\u0103ng t\u00e1i t\u1ea1o tr\u1ecdn v\u1eb9n c\u00e1c d\u1ea3i si\u00eau tr\u1ea7m m\u00e0 tai ng\u01b0\u1eddi c\u1ea3m nh\u1eadn r\u00f5 b\u1eb1ng c\u1ea3 \u00e2m thanh l\u1eabn rung \u0111\u1ed9ng. V\u1edbi \u0111\u1ed9 nh\u1ea1y cao v\u00e0 m\u1ee9c SPL t\u1ed1i \u0111a l\u00ean \u0111\u1ebfn 142dB, loa \u0111\u00e1p \u1ee9ng t\u1ed1t c\u00e1c y\u00eau c\u1ea7u tr\u00ecnh di\u1ec5n c\u01b0\u1eddng \u0111\u1ed9 l\u1edbn, \u0111\u1ea3m b\u1ea3o ti\u1ebfng bass kh\u00f4ng b\u1ecb h\u1ee5t h\u01a1i khi h\u1ec7 th\u1ed1ng v\u1eadn h\u00e0nh li\u00ean t\u1ee5c trong th\u1eddi gian d\u00e0i. Khi k\u1ebft h\u1ee3p nhi\u1ec1u th\u00f9ng S42 trong c\u00f9ng m\u1ed9t c\u1ee5m, hi\u1ec7u qu\u1ea3 c\u1ed9ng h\u01b0\u1edfng d\u1ea3i th\u1ea5p s\u1ebd \u0111\u01b0\u1ee3c t\u0103ng c\u01b0\u1eddng r\u00f5 r\u1ec7t. Kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t h\u01b0\u1edbng ph\u00e1t c\u1ee7a h\u1ec7 th\u1ed1ng line array c\u0169ng t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi chi\u1ec1u d\u00e0i c\u1ee5m loa v\u00e0 t\u1ea7n s\u1ed1 ho\u1ea1t \u0111\u1ed9ng, gi\u00fap k\u1ef9 s\u01b0 \u00e2m thanh d\u1ec5 d\u00e0ng t\u1ed1i \u01b0u \u0111\u1ed9 ph\u1ee7 cho t\u1eebng kh\u00f4ng gian th\u1ef1c t\u1ebf.<\/p>\n

Thi\u1ebft k\u1ebf chuy\u00ean d\u1ee5ng cho h\u1ec7 th\u1ed1ng subwoofer array<\/h2>\n

S42 \u0111\u01b0\u1ee3c \u0111\u1ecbnh h\u01b0\u1edbng l\u00e0 subwoofer \u0111\u1ed3ng h\u00e0nh l\u00fd t\u01b0\u1edfng cho line array L-series, c\u0169ng nh\u01b0 c\u00e1c h\u1ec7 th\u1ed1ng loa array c\u00f4ng su\u1ea5t l\u1edbn kh\u00e1c. S\u1ef1 t\u01b0\u01a1ng th\u00edch cao v\u1ec1 hi\u1ec7u su\u1ea5t v\u00e0 c\u1ea5u tr\u00fac gi\u00fap to\u00e0n h\u1ec7 th\u1ed1ng \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa d\u1ea3i tr\u1ea7m \u2013 trung \u2013 cao, mang l\u1ea1i tr\u1ea3i nghi\u1ec7m \u00e2m thanh li\u1ec1n m\u1ea1ch, ch\u1eafc ti\u1ebfng v\u00e0 gi\u00e0u n\u0103ng l\u01b0\u1ee3ng.<\/p>\n

D\u00f9 tri\u1ec3n khai cho concert \u00e2m nh\u1ea1c, s\u00e2n kh\u1ea5u bi\u1ec3u di\u1ec5n, l\u1ec5 h\u1ed9i ngo\u00e0i tr\u1eddi hay nh\u00e0 h\u00e1t quy m\u00f4 l\u1edbn, S42 v\u1eabn \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t \u00e2m tr\u1ea7m ch\u00ednh x\u00e1c, h\u1ea1n ch\u1ebf hi\u1ec7n t\u01b0\u1ee3ng \u00f9 n\u1ec1n v\u00e0 m\u00e9o ti\u1ebfng th\u01b0\u1eddng g\u1eb7p \u1edf c\u00e1c sub c\u00f4ng su\u1ea5t l\u1edbn th\u00f4ng th\u01b0\u1eddng.<\/p>\n

Kh\u1ea3 n\u0103ng v\u1eadn h\u00e0nh \u1ed5n \u0111\u1ecbnh trong m\u00f4i tr\u01b0\u1eddng c\u01b0\u1eddng \u0111\u1ed9 cao<\/h2>\n

M\u1ed9t trong nh\u1eefng y\u00eau c\u1ea7u quan tr\u1ecdng \u0111\u1ed1i v\u1edbi subwoofer s\u00e2n kh\u1ea5u l\u00e0 kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c trong th\u1eddi gian d\u00e0i m\u00e0 v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh. S42 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u00e1p \u1ee9ng \u0111i\u1ec1u n\u00e0y th\u00f4ng qua k\u1ebft c\u1ea5u th\u00f9ng loa c\u1ee9ng v\u1eefng, h\u1ea1n ch\u1ebf rung ch\u1ea5n khi v\u1eadn h\u00e0nh \u1edf m\u1ee9c c\u00f4ng su\u1ea5t cao. C\u1ea5u tr\u00fac c\u01a1 h\u1ecdc \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u gi\u00fap loa duy tr\u00ec hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh ngay c\u1ea3 khi ho\u1ea1t \u0111\u1ed9ng \u1edf m\u1ee9c \u00e1p l\u1ef1c \u00e2m l\u1edbn, gi\u1ea3m hi\u1ec7n t\u01b0\u1ee3ng m\u00e9o ti\u1ebfng v\u00e0 suy hao n\u0103ng l\u01b0\u1ee3ng. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh k\u00e9o d\u00e0i nhi\u1ec1u gi\u1edd li\u00ean t\u1ee5c nh\u01b0 concert, l\u1ec5 h\u1ed9i hay s\u1ef1 ki\u1ec7n ngo\u00e0i tr\u1eddi.<\/p>\n

PVSOUND \u2013 \u0110\u01a1n v\u1ecb cung c\u1ea5p gi\u1ea3i ph\u00e1p \u00e2m thanh \u0111\u1ed3ng b\u1ed9<\/h2>\n

V\u1edbi kinh nghi\u1ec7m tri\u1ec3n khai nhi\u1ec1u h\u1ec7 th\u1ed1ng \u00e2m thanh bi\u1ec3u di\u1ec5n chuy\u00ean nghi\u1ec7p, PVSOUND kh\u00f4ng ch\u1ec9 cung c\u1ea5p loa subwoofer S42 m\u00e0 c\u00f2n mang \u0111\u1ebfn gi\u1ea3i ph\u00e1p \u00e2m thanh \u0111\u1ed3ng b\u1ed9 ho\u00e0n ch\u1ec9nh. T\u1eeb kh\u00e2u t\u01b0 v\u1ea5n c\u1ea5u h\u00ecnh, l\u1ef1a ch\u1ecdn s\u1ed1 l\u01b0\u1ee3ng sub ph\u00f9 h\u1ee3p, \u0111\u1ebfn ph\u1ed1i gh\u00e9p line array, amplifier v\u00e0 x\u1eed l\u00fd t\u00edn hi\u1ec7u, t\u1ea5t c\u1ea3 \u0111\u1ec1u \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n d\u1ef1a tr\u00ean kh\u00f4ng gian v\u00e0 m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng th\u1ef1c t\u1ebf.<\/p>\n

Nh\u1edd \u0111\u00f3, h\u1ec7 th\u1ed1ng s\u1eed d\u1ee5ng S42 do PVSOUND tri\u1ec3n khai lu\u00f4n \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh, d\u1ea3i tr\u1ea7m m\u1ea1nh nh\u01b0ng ki\u1ec3m so\u00e1t t\u1ed1t, \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u v\u1eadn h\u00e0nh b\u1ec1n b\u1ec9 cho c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh quy m\u00f4 l\u1edbn v\u00e0 ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c.<\/p>\n

<\/p>\n

RT1<\/h2>\n

<\/p>\n

RT2<\/h2>\n

<\/p>\n

RT3<\/h2>\n

S\u1ea3n ph\u1ea9m \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":"

Hi\u1ec7u su\u1ea5t m\u1ea1nh m\u1ebd \u2013 d\u1ea3i tr\u1ea7m s\u00e2u v\u00e0 uy l\u1ef1c Trong c\u00e1c h\u1ec7 th\u1ed1ng \u00e2m thanh s\u00e2n kh\u1ea5u quy m\u00f4 l\u1edbn, d\u1ea3i tr\u1ea7m lu\u00f4n \u0111\u00f3ng vai tr\u00f2 n\u1ec1n t\u1ea3ng, quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 d\u00e0y, chi\u1ec1u s\u00e2u v\u00e0 c\u1ea3m x\u00fac t\u1ed5ng th\u1ec3 c\u1ee7a kh\u00f4ng gian tr\u00ecnh di\u1ec5n. S42 l\u00e0 d\u00f2ng qua sub s\u1edf h\u1eefu dual 21\u201d […]\n","protected":false},"featured_media":1018,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[48],"product_tag":[],"class_list":["post-652","product","type-product","status-publish","has-post-thumbnail","product_cat-s-series-loa-sub","first","instock","shipping-taxable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/namsaogroup.net\/dareaudio\/wp-json\/wp\/v2\/product\/652","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=652"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/namsaogroup.net\/dareaudio\/wp-json\/wp\/v2\/media\/1018"}],"wp:attachment":[{"href":"https:\/\/namsaogroup.net\/dareaudio\/wp-json\/wp\/v2\/media?parent=652"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/namsaogroup.net\/dareaudio\/wp-json\/wp\/v2\/product_brand?post=652"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/namsaogroup.net\/dareaudio\/wp-json\/wp\/v2\/product_cat?post=652"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/namsaogroup.net\/dareaudio\/wp-json\/wp\/v2\/product_tag?post=652"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}