{"id":523,"date":"2026-08-05T10:24:24","date_gmt":"2026-08-05T10:24:24","guid":{"rendered":"http:\/\/lbscable.com\/en\/?p=523"},"modified":"2026-08-27T11:34:33","modified_gmt":"2026-08-27T11:34:33","slug":"speaker-cable-gauge-guide","status":"publish","type":"post","link":"https:\/\/lbscable.com\/vi\/2026\/08\/05\/speaker-cable-gauge-guide\/","title":{"rendered":"How to Choose Speaker Cable Gauge for Professional Audio Installations"},"content":{"rendered":"<h2>Gi\u1edbi thi\u1ec7u<\/h2>\n<p>Vi\u1ec7c ch\u1ecdn \u0111\u00fang th\u01b0\u1edbc \u0111o c\u00e1p loa \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng \u00e2m thanh, \u0111\u1ed9 tin c\u1eady c\u1ee7a h\u1ec7 th\u1ed1ng v\u00e0 chi ph\u00ed l\u1eafp \u0111\u1eb7t. Cho d\u00f9 b\u1ea1n trang b\u1ecb gi\u00e0n khoan du l\u1ecbch, n\u1ed1i d\u00e2y cho m\u1ed9t \u0111\u1ecba \u0111i\u1ec3m c\u1ed1 \u0111\u1ecbnh hay ch\u1ec9 \u0111\u1ecbnh \u0111\u01a1n \u0111\u1eb7t h\u00e0ng c\u00e1p OEM th\u00ec vi\u1ec7c hi\u1ec3u m\u1ed1i quan h\u1ec7 gi\u1eefa \u0111\u1ed9 d\u00e0y, chi\u1ec1u d\u00e0i, tr\u1edf kh\u00e1ng v\u00e0 c\u00f4ng su\u1ea5t c\u1ee7a c\u00e1p l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft.<\/p>\n<p>H\u01b0\u1edbng d\u1eabn n\u00e0y gi\u1ea3i th\u00edch c\u00e1ch ch\u1ecdn th\u01b0\u1edbc \u0111o c\u00e1p loa chuy\u00ean nghi\u1ec7p \u0111\u1ec3 l\u1eafp \u0111\u1eb7t \u00e2m thanh trong th\u1ebf gi\u1edbi th\u1ef1c, s\u1eed d\u1ee5ng c\u1ea5u tr\u00fac c\u00e1p 4N OFC (\u0111\u1ed3ng kh\u00f4ng c\u00f3 oxy) l\u00e0m c\u01a1 s\u1edf.<\/p>\n<h2>M\u00e1y \u0111o v\u00e0 chi\u1ec1u d\u00e0i c\u00e1p: Quy t\u1eafc c\u01a1 b\u1ea3n<\/h2>\n<p>C\u00e1p d\u00e0y h\u01a1n = \u0111i\u1ec7n tr\u1edf th\u1ea5p h\u01a1n = m\u1ea5t \u0111i\u1ec7n \u00edt h\u01a1n theo kho\u1ea3ng c\u00e1ch.<\/p>\n<table>\n<tr>\n<th>Chi\u1ec1u d\u00e0i c\u00e1p<\/th>\n<th>Loa 4\u03a9<\/th>\n<th>Loa 8\u03a9<\/th>\n<\/tr>\n<tr>\n<td>L\u00ean \u0111\u1ebfn 15m<\/td>\n<td>2,5 mm\u00b2 (14 AWG)<\/td>\n<td>1,5 mm\u00b2 (16 AWG)<\/td>\n<\/tr>\n<tr>\n<td>15\u201330m<\/td>\n<td>4,0 mm\u00b2 (12 AWG)<\/td>\n<td>2,5 mm\u00b2 (14 AWG)<\/td>\n<\/tr>\n<tr>\n<td>30\u201360m<\/td>\n<td>6,0 mm\u00b2 (10 AWG)<\/td>\n<td>4,0 mm\u00b2 (12 AWG)<\/td>\n<\/tr>\n<tr>\n<td>60m<\/td>\n<td>T\u01b0 v\u1ea5n h\u1ed3 s\u01a1<\/td>\n<td>6,0 mm\u00b2 (10 AWG)<\/td>\n<\/tr>\n<\/table>\n<p><em>C\u00e1c gi\u00e1 tr\u1ecb gi\u1ea3 s\u1eed d\u00e2y d\u1eabn \u0111\u1ed3ng OFC 4N. CCA y\u00eau c\u1ea7u d\u00e0y h\u01a1n m\u1ed9t th\u01b0\u1edbc \u0111o.<\/em><\/p>\n<h2>AWG \u0111\u1ebfn mm\u00b2 Tham kh\u1ea3o nhanh<\/h2>\n<table>\n<tr>\n<th>AWG<\/th>\n<th>mm\u00b2<\/th>\n<th>S\u1eed d\u1ee5ng \u00e2m thanh chuy\u00ean nghi\u1ec7p \u0111i\u1ec3n h\u00ecnh<\/th>\n<\/tr>\n<tr>\n<td>16 AWG<\/td>\n<td>1,3 mm2<\/td>\n<td>C\u00e1p n\u1ed1i ng\u1eafn, m\u00e0n h\u00ecnh tr\u01b0\u1eddng g\u1ea7n<\/td>\n<\/tr>\n<tr>\n<td>14 AWG<\/td>\n<td>2,1 mm2<\/td>\n<td>Ch\u1ea1y t\u1ea1i \u0111\u1ecba \u0111i\u1ec3m v\u1eeba v\u00e0 nh\u1ecf<\/td>\n<\/tr>\n<tr>\n<td>12 AWG<\/td>\n<td>3,3 mm2<\/td>\n<td>Ch\u1ea1y PA ch\u00ednh, tham quan trung b\u00ecnh<\/td>\n<\/tr>\n<tr>\n<td>10 AWG<\/td>\n<td>5,3mm2<\/td>\n<td>Ch\u1ea1y d\u00e0i, loa si\u00eau tr\u1ea7m, \u0111\u1ecba \u0111i\u1ec3m l\u1edbn<\/td>\n<\/tr>\n<\/table>\n<h2>D\u00f2ng c\u00e1p loa chuy\u00ean nghi\u1ec7p LBS<\/h2>\n<table>\n<tr>\n<th>Lo\u1ea1t<\/th>\n<th>S\u1ef1 thi c\u00f4ng<\/th>\n<th>T\u1ed1t nh\u1ea5t cho<\/th>\n<th>\u0110\u1ed3ng h\u1ed3 \u0111o<\/th>\n<\/tr>\n<tr>\n<td><strong>LBSRVH<\/strong><\/td>\n<td>OFC \u0111a l\u00f5i, \u00e1o kho\u00e1c PVC, l\u00f3t b\u00f4ng<\/td>\n<td>PA ch\u00ednh, tham quan, c\u00e0i \u0111\u1eb7t c\u1ed1 \u0111\u1ecbnh<\/td>\n<td>1,5\u20136,0 mm\u00b2, 2\u20138 l\u00f5i<\/td>\n<\/tr>\n<tr>\n<td><strong>LBSRVS<\/strong><\/td>\n<td>OFC \u0111a l\u00f5i, \u00e1o kho\u00e1c b\u1ed5 sung<\/td>\n<td>Giai \u0111o\u1ea1n s\u1eed d\u1ee5ng, b\u1ea3o v\u1ec7 c\u01a1 kh\u00ed<\/td>\n<td>1,5\u20136,0 mm\u00b2, 2\u20138 l\u00f5i<\/td>\n<\/tr>\n<tr>\n<td><strong>LBSRVB<\/strong><\/td>\n<td>Song song PVC \u0111\u00f4i, OFC<\/td>\n<td>Hi-Fi, \u00e2m thanh gia \u0111\u00ecnh, \u0111i\u1ec7n \u00e1p th\u1ea5p<\/td>\n<td>0,5\u20132,5 mm\u00b2, 2 l\u00f5i<\/td>\n<\/tr>\n<\/table>\n<p><a href=\"\/en\/products\/?category=speaker-cable\">Xem \u0111\u1ea7y \u0111\u1ee7 danh m\u1ee5c C\u00e1p Loa \u2192<\/a><\/p>\n<h2>OFC vs CCA: T\u1ea1i sao v\u1eadt li\u1ec7u d\u00e2y d\u1eabn l\u1ea1i quan tr\u1ecdng<\/h2>\n<ul>\n<li><strong>OFC (\u0110\u1ed3ng kh\u00f4ng c\u00f3 oxy)<\/strong>: \u0110i\u1ec7n tr\u1edf th\u1ea5p h\u01a1n, \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n t\u1ed1t h\u01a1n, b\u1ec1n khi u\u1ed1n. Ti\u00eau chu\u1ea9n cho \u00e2m thanh chuy\u00ean nghi\u1ec7p.<\/li>\n<li><strong>CCA (Nh\u00f4m m\u1ea1 \u0111\u1ed3ng)<\/strong>: R\u1ebb h\u01a1n nh\u01b0ng s\u1ee9c \u0111\u1ec1 kh\u00e1ng cao h\u01a1n. Y\u00eau c\u1ea7u m\u00e1y \u0111o d\u00e0y h\u01a1n cho c\u00f9ng hi\u1ec7u su\u1ea5t. Kh\u00f4ng n\u00ean d\u00f9ng cho chuy\u1ebfn l\u01b0u di\u1ec5n chuy\u00ean nghi\u1ec7p.<\/li>\n<\/ul>\n<p>T\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i c\u00e1p loa chuy\u00ean nghi\u1ec7p LBS \u0111\u1ec1u s\u1eed d\u1ee5ng d\u00e2y d\u1eabn OFC 4N (99,99%).<\/p>\n<h2>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u00e1p OEM v\u00e0 t\u00f9y ch\u1ec9nh<\/h2>\n<p>LBS h\u1ed7 tr\u1ee3 c\u00e1c d\u1ef1 \u00e1n c\u00e1p OEM\/ODM v\u1edbi m\u00e0u v\u1ecf c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh, in c\u00e1p, bao b\u00ec, chi\u1ec1u d\u00e0i v\u00e0 l\u1eafp r\u00e1p tr\u01b0\u1edbc \u0111\u1ea7u n\u1ed1i.<\/p>\n<p><a href=\"\/en\/oem-odm\/\">T\u00ecm hi\u1ec3u v\u1ec1 d\u1ecbch v\u1ee5 LBS OEM \u2192<\/a><\/p>\n<h2>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n<h3>D\u00e2y loa c\u1ee1 n\u00e0o \u0111\u1ec3 ch\u1ea1y 100m<\/h3>\n<p>\u0110\u1ed1i v\u1edbi 100m \u1edf 8\u03a9, OFC t\u1ed1i thi\u1ec3u 6,0 mm\u00b2 (10 AWG). \u0110\u1ed1i v\u1edbi t\u1ea3i 4\u03a9, h\u00e3y di chuy\u1ec3n b\u1ed9 khu\u1ebfch \u0111\u1ea1i \u0111\u1ebfn g\u1ea7n loa h\u01a1n. Nh\u00ecn th\u1ea5y<a href=\"\/en\/products\/lbsrvh-2x6-0-2-x-6-0-mm2-professional-main-speaker-cable\/\">LBSRVH-2X6.0<\/a>.<\/p>\n<h3>D\u00e2y loa OFC vs CCA<\/h3>\n<p>OFC c\u00f3 \u0111i\u1ec7n tr\u1edf th\u1ea5p h\u01a1n v\u00e0 \u0111\u1ed9 tin c\u1eady t\u1ed1t h\u01a1n. CCA r\u1ebb h\u01a1n nh\u01b0ng c\u1ea7n kh\u1ed5 d\u00e0y h\u01a1n. LBS s\u1eed d\u1ee5ng 4N OFC cho t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i c\u00e1p chuy\u00ean nghi\u1ec7p.<\/p>\n<h3>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i AWG sang mm\u00b2<\/h3>\n<p>16 AWG \u2248 1,3 mm 2, 14 AWG \u2248 2,1 mm 2, 12 AWG \u2248 3,3 mm 2, 10 AWG \u2248 5,3 mm 2. T\u1ea5t c\u1ea3 c\u00e1p LBS \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh b\u1eb1ng mm\u00b2 v\u1edbi gi\u00e1 tr\u1ecb t\u01b0\u01a1ng \u0111\u01b0\u01a1ng AWG.<\/p>\n<h3>LBSRVH vs LBSRVS<\/h3>\n<p>LBSRVH: linh ho\u1ea1t v\u1edbi ch\u1ea5t li\u1ec7u b\u00f4ng. LBSRVS: \u00e1o kho\u00e1c PVC b\u1ed5 sung \u0111\u1ec3 b\u1ea3o v\u1ec7 s\u00e0n s\u00e2n kh\u1ea5u.<\/p>\n<h2>\u0110\u1ecdc li\u00ean quan<\/h2>\n<ul>\n<li><a href=\"\/en\/2026\/08\/16\/dante-audio-network-cable-guide\/\">C\u00e1p m\u1ea1ng \u00e2m thanh Dante: Ch\u1ecdn Cat6 \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 ph\u00f9 h\u1ee3p cho AV-over-IP<\/a><\/li>\n<li><a href=\"\/en\/2026\/08\/13\/ofc-vs-cca-speaker-wire\/\">D\u00e2y loa OFC v\u00e0 CCA: S\u1ef1 kh\u00e1c bi\u1ec7t th\u1ef1c s\u1ef1 l\u00e0 g\u00ec<\/a><\/li>\n<li><a href=\"\/en\/2026\/08\/12\/dmx-cable-vs-microphone-cable\/\">C\u00e1p DMX v\u00e0 c\u00e1p micro<\/a><\/li>\n<li><a href=\"\/en\/2026\/08\/17\/4-core-speaker-cable-bi-amping-guide\/\">C\u00e1p loa 4 l\u00f5i cho Bi-Amping: H\u01b0\u1edbng d\u1eabn \u0111o, \u0111i d\u00e2y v\u00e0 c\u1ea5u t\u1ea1o<\/a><\/li>\n<\/ul>\n<h2>S\u1ea3n ph\u1ea9m li\u00ean quan<\/h2>\n<ul>\n<li><a href=\"\/en\/products\/lbsrvh-2x6-0-2-x-6-0-mm2-professional-main-speaker-cable\/\">C\u00e1p loa ch\u00ednh chuy\u00ean nghi\u1ec7p LBSRVH-2X6.0<\/a><\/li>\n<li><a href=\"\/en\/products\/lbsrvs-2x4-0-2-x-4-0-mm2-jacketed-professional-speaker-cable\/\">C\u00e1p loa c\u00f3 v\u1ecf LBSRVS-2X4.0<\/a><\/li>\n<li><a href=\"\/en\/products\/lbsrvb-p-1-5-2-x-1-5-mm2-double-colour-parallel-speaker-cable\/\">C\u00e1p loa song song LBSRVB-P-1.5<\/a><\/li>\n<\/ul>\n<p><a class=\"lbs-btn\" href=\"https:\/\/wa.me\/8613352826333\">\ud83d\udcf1 WhatsApp: 86 133 5282 6333<\/a><\/p>\n<p><a href=\"\/en\/contact\/#inquiry-form\">\ud83d\udce7 Y\u00eau c\u1ea7u qua Email \u2192<\/a><\/p>\n<h2>\u0110\u1ecdc li\u00ean quan<\/h2>\n<ul>\n<li><a href=\"\/en\/2026\/08\/15\/speaker-cable-for-subwoofer\/\">C\u00e1p loa cho loa si\u00eau tr\u1ea7m: M\u00e1y \u0111o v\u00e0 h\u01b0\u1edbng d\u1eabn l\u1eafp \u0111\u1eb7t<\/a><\/li>\n<li><a href=\"\/en\/2026\/08\/12\/dmx-cable-vs-microphone-cable\/\">C\u00e1p DMX v\u00e0 c\u00e1p micro<\/a><\/li>\n<\/ul>\n<p>PHP: 2026-08-27 11:32:44 [notice X 0][\/var\/www\/html\/wp-content\/plugins\/elementor\/modules\/global-classes\/atomic-global-styles.php::410] ElementorModulesGlobalClassesAtomic_Global_Styles::get_cache_root_key(): Implicitly marking parameter $key as nullable is deprecated, the explicit nullable type must be used instead [array (<br \/>\u2018d\u1ea5u v\u1ebft\u2019 =&gt; \u2018<br \/>#0: ElementorCoreLoggerManager -&gt; shutdown()<br \/>\u2018,<br \/>)]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Gi\u1edbi thi\u1ec7u Vi\u1ec7c ch\u1ecdn \u0111\u00fang th\u01b0\u1edbc \u0111o c\u00e1p loa \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng \u00e2m thanh, \u0111\u1ed9 tin c\u1eady c\u1ee7a h\u1ec7 th\u1ed1ng v\u00e0 chi ph\u00ed l\u1eafp \u0111\u1eb7t. Cho d\u00f9 b\u1ea1n trang b\u1ecb gi\u00e0n khoan du l\u1ecbch, n\u1ed1i d\u00e2y cho m\u1ed9t \u0111\u1ecba \u0111i\u1ec3m c\u1ed1 \u0111\u1ecbnh hay ch\u1ec9 \u0111\u1ecbnh \u0111\u01a1n \u0111\u1eb7t h\u00e0ng c\u00e1p OEM th\u00ec [&hellip;]<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","ngg_post_thumbnail":0,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-523","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/lbscable.com\/vi\/wp-json\/wp\/v2\/posts\/523","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lbscable.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lbscable.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/lbscable.com\/vi\/wp-json\/wp\/v2\/comments?post=523"}],"version-history":[{"count":9,"href":"https:\/\/lbscable.com\/vi\/wp-json\/wp\/v2\/posts\/523\/revisions"}],"predecessor-version":[{"id":828,"href":"https:\/\/lbscable.com\/vi\/wp-json\/wp\/v2\/posts\/523\/revisions\/828"}],"wp:attachment":[{"href":"https:\/\/lbscable.com\/vi\/wp-json\/wp\/v2\/media?parent=523"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lbscable.com\/vi\/wp-json\/wp\/v2\/categories?post=523"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lbscable.com\/vi\/wp-json\/wp\/v2\/tags?post=523"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}