{"id":2300,"date":"2019-09-26T14:59:54","date_gmt":"2019-09-26T07:59:54","guid":{"rendered":"https:\/\/www.nambinhad.com\/avshow\/?p=2300"},"modified":"2025-05-16T15:00:51","modified_gmt":"2025-05-16T08:00:51","slug":"loa-kiem-am-jbl-4312g","status":"publish","type":"post","link":"https:\/\/www.nambinhad.com\/avshow\/tin-tuc\/loa-kiem-am-jbl-4312g\/","title":{"rendered":"Loa ki\u1ec3m \u00e2m JBL 4312G"},"content":{"rendered":"
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V\u1eeba \u0111\u01b0\u1ee3c t\u1eadp \u0111o\u00e0n Harman tr\u00ecnh l\u00e0ng t\u1ea1i CES 2019 h\u1ed3i \u0111\u1ea7u n\u0103m, m\u1eabu loa ki\u1ec3m \u00e2m JBL 4312G \u0111\u00e3 k\u1ecbp c\u1eadp b\u1ebfn ra m\u1eaft c\u00e1c audiophile trong n\u01b0\u1edbc t\u1ea1i AV Show 2019 t\u1ea1i 272 V\u00f5 Th\u1ecb S\u00e1u.<\/div>\n<\/div>\n
\"Loa<\/div>\n
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JBL 4312G l\u00e0 m\u1eabu loa ki\u1ec3m \u00e2m th\u01b0\u1eddng d\u00f9ng cho pho\u0300ng thu hay co\u0300n \u0111\u01b0\u01a1\u0323c go\u0323i la\u0300 loa monitor v\u1edbi thi\u00ea\u0301t k\u00ea\u0301 kha\u0301c bi\u1ec7t so v\u01a1\u0301i ca\u0301c phi\u00ean ba\u0309n loa monitor hi\u1ec7n h\u00e0nh. JBL 4312G \u0111\u01b0\u1ee3c pha l\u1eabn n\u00e9t hi\u1ec7n \u0111\u1ea1i v\u00e0 phong c\u00e1ch thi\u1ebft k\u1ebf ho\u00e0i c\u1ed5. Loa c\u00f3 thi\u1ebft k\u1ebf t\u01b0\u01a1ng \u0111\u1ed3ng v\u1edbi d\u00f2ng loa 4310\/4311 huy\u1ec1n tho\u1ea1i c\u1ee5 th\u1ec3 nh\u1ea5t l\u00e0 phi\u00ean b\u1ea3n 4312SE k\u1ef7 ni\u1ec7m 70 n\u0103m v\u1eeba ra m\u1eaft th\u1eddi gian g\u1ea7n \u0111\u00e2y.<\/span><\/div>\n
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Nh\u01b0 nh\u1eefng anh em c\u00f9ng d\u00f2ng JBL 431x, loa monitor 4312G v\u1eabn \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o theo c\u1eb7p \u0111\u1ed1i x\u1ee9ng. D\u1ef1a v\u00e0o h\u00ecnh d\u1ea1ng b\u00ean ngo\u00e0i, ng\u01b0\u1eddi nghe c\u00f3 th\u1ec3 \u0111\u1ecbnh v\u1ecb v\u00e0 l\u1eafp \u0111\u1eb7t loa \u1edf v\u1ecb tr\u00ed ph\u00f9 h\u1ee3p nh\u1ea5t. B\u00ean c\u1ea1nh \u0111\u00f3, JBL monitor 4312G c\u0169ng co\u0301 th\u00ea\u0309 \u0111\u01b0\u01a1\u0323c \u0111\u0103\u0323t n\u0103\u0300m ngang nh\u01b0ng v\u00e2\u0303n cho hi\u00ea\u0323u qua\u0309 \u00e2m thanh t\u1ed1t nh\u01b0 khi \u0111\u1eb7t d\u1ecdc th\u00f4ng th\u01b0\u1eddng; \u0110\u1eb7c t\u00ednh n\u00e0y v\u00f4 c\u00f9ng c\u1ea7n thi\u1ebft \u0111\u1ed1i v\u1edbi c\u00e1c \u0111\u00f4i loa d\u00f9ng trong ph\u00f2ng thu. Kha\u0309 n\u0103ng t\u00e1i t\u1ea1o b\u1ea3n ghi t\u1ed1t v\u01a1\u0301i \u00e2m tr\u00e2\u0300m ma\u0323nh m\u1ebd, ch\u00ednh x\u00e1c c\u00f9ng d\u1ea3i cao trong tre\u0309o, kh\u00f4ng b\u1ecb m\u00e9o ngay ca\u0309 khi ng\u01b0\u01a1\u0300i du\u0300ng v\u0103\u0323n m\u01b0\u0301c \u00e2m l\u01b0\u01a1\u0323ng \u1edf m\u1ee9c cao; JBL 4312G \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 r\u1ea5t cao kh\u00f4ng ch\u1ec9 b\u1edfi c\u00e1c k\u1ef9 s\u01b0 ki\u1ec3m \u00e2m trong ph\u00f2ng thu m\u00e0 c\u00f2n \u0111\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng th\u00f4ng th\u01b0\u1eddng. JBL 4312G c\u00f3 d\u1ea3i \u0111\u00e1p t\u1ea7n t\u1eeb 40 Hz ~ 40 kHz (-6 dB), \u0111\u1ed9 nh\u1ea1y 90 dB (2.83 V \/ 1 m) v\u00e0 m\u1ee9c tr\u1edf kh\u00e1ng 6 ohm.<\/span><\/div>\n
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V\u1ec1 c\u1ea5u t\u1ea1o, JBL 4312G \u0111\u01b0\u1ee3c trang b\u1ecb c\u1ee7 loa woofer JW 300 SW c\u00f3 \u0111\u01b0\u1eddng k\u00ednh l\u00ean t\u1edbi 30 cm. \u0110\u00e2y l\u00e0 c\u1ee7 loa woofer c\u00f3 uy l\u1ef1c m\u1ea1nh m\u1ebd, c\u00f3 th\u1ec3 truy\u1ec1n t\u1ea3i \u00e2m thanh c\u00f3 \u0111\u1ed9 ph\u00e2n gi\u1ea3i cao v\u1edbi m\u1ee9c nhi\u1ec5u th\u1ea5p nh\u1ea5t. B\u00ean c\u1ea1nh \u0111\u00f3, JW 300 SW c\u00f2n \u0111\u01b0\u1ee3c th\u1eeba h\u01b0\u1edfng nh\u1eefng \u0111\u1eb7c t\u00ednh \u00e2m thanh c\u1ee7a 1200 FE \u2013 c\u1ee7 loa m\u1ea1nh nh\u1ea5t trong gia \u0111\u00ecnh JBL, t\u1eebng \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 d\u00f9ng tr\u00ean m\u1eabu loa K2 S5800.<\/span><\/div>\n
\"\"<\/span><\/a>K\u1ebf \u0111\u1ebfn l\u00e0 c\u1ee7 loa mid JM 125 PC v\u1edbi \u0111\u01b0\u1eddng k\u00ednh l\u00e0 12,5 cm, m\u00e0ng loa l\u00e0m t\u1eeb b\u1ed9t gi\u1ea5y ph\u1ee7 polymer. \u0110\u00e2y l\u00e0 c\u1ee7 loa \u0111\u01b0\u1ee3c l\u1ea5y t\u1eeb m\u1ed9t phi\u00ean b\u1ea3n loa bookshelf 3 \u0111\u01b0\u1eddng ti\u1ebfng c\u1ee7a d\u00f2ng loa 4312, song JBL c\u0169ng \u0111\u00e3 th\u1ef1c hi\u1ec7n th\u00eam m\u1ed9t s\u1ed1 ch\u1ec9nh s\u1eeda nh\u1eb1m gi\u1ea3m nhi\u1ec5u, gi\u1ea3m m\u00e9o ti\u1ebfng v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 tuy\u1ebfn t\u00ednh cao.<\/span><\/div>\n
\u0110\u1ea3m nhi\u1ec7m d\u1ea3i treb l\u00e0 c\u1ee7 loa tweeter 054 AIMg-1 c\u00f3 \u0111\u01b0\u1eddng k\u00ednh 25 mm, s\u1eed d\u1ee5ng dome l\u00e0m t\u1eeb h\u1ee3p kim nh\u00f4m\/magie v\u00e0 nam ch\u00e2m neodymium nh\u1eb1m t\u00e1i t\u1ea1o \u00e2m thanh \u0111\u1ea1t m\u1ee9c t\u1ea7n s\u1ed1 40 kHz.<\/span><\/div>\n
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T\u1ed5ng th\u1ec3 th\u00f9ng loa c\u00f3 k\u00edch th\u01b0\u1edbc 362 x 305 x 597 mm v\u00e0 n\u1eb7ng kho\u1ea3ng 25.2 kg\/chi\u1ebfc. V\u1ecf th\u00f9ng \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb g\u1ed7 v\u00e2n \u0111en, c\u00e1c n\u00fam \u0111i\u1ec1u khi\u1ec3n c\u1eaft t\u1ea7n cho d\u1ea3i mid v\u00e0 d\u1ea3i treb \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u1edf m\u1eb7t tr\u01b0\u1edbc, b\u00ean ngo\u00e0i m\u1eb7t l\u01b0\u1edbi. L\u1ed7 tho\u00e1t h\u01a1i v\u00e0 c\u00e1c c\u1ee7 loa con c\u1ee7a 4312G c\u0169ng \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed \u1edf m\u1eb7t n\u00e0y nh\u01b0ng kh\u00e9o l\u00e9o che ph\u1ee7 b\u1eb1ng 1 t\u1ea5m \u00ea-c\u0103ng v\u1ea3i m\u00e0u \u0111en; t\u1ea5m n\u00e0y c\u00f3 th\u1ec3 th\u00e1o r\u1eddi \u0111\u1ec3 l\u1ed9 to\u00e0n b\u1ed9 \u201cn\u1ed9i th\u1ea5t ch\u00ednh t\u00f4ng\u201d nh\u00e0 JBL.<\/span><\/div>\n
V\u00ec JBL 4312G l\u00e0 loa ki\u1ec3m \u00e2m passive (monitor), kh\u00f4ng ph\u1ea3i l\u00e0 loa t\u00edch h\u1ee3p s\u1eb5n ampli (active), ch\u00ednh v\u00ec v\u1eady, loa c\u1ea7n m\u1ed9t \u201c\u0111\u1ed1i t\u00e1c\u201d ph\u00f9 h\u1ee3p. T\u1ea1i AV Show 2019, \u201c\u0111\u1ed1i t\u00e1c\u201d \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ch\u00ednh l\u00e0 N\u00ba534 \u2013 Ampli c\u00f4ng su\u1ea5t dual-mono kh\u00e1 kh\u1ee7ng c\u1ee7a Mark Levinson.<\/span><\/div>\n
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Ampli c\u00f4ng su\u1ea5t dual-mono N\u00ba534 \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1ea1i Hoa K\u1ef3 v\u1edbi 100% c\u00e1c linh ki\u1ec7n \u0111\u1ea1t chu\u1ea9n qu\u00e2n s\u1ef1, \u0111\u1ea3m b\u1ea3o m\u00e1y v\u1eabn ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh d\u00f9 tr\u1edf kh\u00e1ng gi\u1ea3m xu\u1ed1ng \u0111\u1ebfn m\u1ee9c 2 ohm.<\/span><\/div>\n
Ngu\u1ed3n: Nam B\u00ecnh
\n<\/em><\/span>https:\/\/www.hifivietnam.vn\/tieu-diem\/avshow-2019-loa-kiem-am-jbl-4312g\/<\/span><\/a><\/em><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

V\u1eeba \u0111\u01b0\u1ee3c t\u1eadp \u0111o\u00e0n Harman tr\u00ecnh l\u00e0ng t\u1ea1i CES 2019 h\u1ed3i \u0111\u1ea7u n\u0103m, m\u1eabu loa ki\u1ec3m \u00e2m JBL 4312G \u0111\u00e3 k\u1ecbp c\u1eadp b\u1ebfn ra m\u1eaft c\u00e1c audiophile trong n\u01b0\u1edbc t\u1ea1i AV Show 2019 t\u1ea1i 272 V\u00f5 Th\u1ecb S\u00e1u. JBL 4312G l\u00e0 m\u1eabu loa ki\u1ec3m \u00e2m th\u01b0\u1eddng d\u00f9ng cho pho\u0300ng thu […]<\/p>\n","protected":false},"author":2,"featured_media":2301,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_themeisle_gutenberg_block_has_review":false,"footnotes":""},"categories":[8],"tags":[],"class_list":["post-2300","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/www.nambinhad.com\/avshow\/wp-json\/wp\/v2\/posts\/2300","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nambinhad.com\/avshow\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nambinhad.com\/avshow\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nambinhad.com\/avshow\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nambinhad.com\/avshow\/wp-json\/wp\/v2\/comments?post=2300"}],"version-history":[{"count":1,"href":"https:\/\/www.nambinhad.com\/avshow\/wp-json\/wp\/v2\/posts\/2300\/revisions"}],"predecessor-version":[{"id":2304,"href":"https:\/\/www.nambinhad.com\/avshow\/wp-json\/wp\/v2\/posts\/2300\/revisions\/2304"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nambinhad.com\/avshow\/wp-json\/wp\/v2\/media\/2301"}],"wp:attachment":[{"href":"https:\/\/www.nambinhad.com\/avshow\/wp-json\/wp\/v2\/media?parent=2300"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nambinhad.com\/avshow\/wp-json\/wp\/v2\/categories?post=2300"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nambinhad.com\/avshow\/wp-json\/wp\/v2\/tags?post=2300"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}