{"id":473842,"date":"2025-07-17T15:39:01","date_gmt":"2025-07-17T08:39:01","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=473842"},"modified":"2025-07-17T15:39:01","modified_gmt":"2025-07-17T08:39:01","slug":"loa-sub-2","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/loa-sub-2\/","title":{"rendered":"Loa sub l\u00e0 g\u00ec? C\u00e1ch ph\u00e2n bi\u1ec7t loa sub v\u00e0 loa bass c\u1ef1c d\u1ec5 \u0111\u1ec3 ch\u1ecdn \u0111\u00fang"},"content":{"rendered":"

\u00c2m thanh l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng t\u1ea1o n\u00ean c\u1ea3m x\u00fac v\u00e0 tr\u1ea3i nghi\u1ec7m ch\u00e2n th\u1ef1c trong \u00e2m nh\u1ea1c, phim \u1ea3nh hay nh\u1eefng bu\u1ed5i bi\u1ec3u di\u1ec5n. Trong th\u1ebf gi\u1edbi \u00e2m thanh, hai kh\u00e1i ni\u1ec7m <\/span>loa sub<\/b> v\u00e0 loa bass th\u01b0\u1eddng khi\u1ebfn nhi\u1ec1u ng\u01b0\u1eddi nh\u1ea7m l\u1eabn v\u00ec ch\u00fang \u0111\u1ec1u li\u00ean quan \u0111\u1ebfn d\u1ea3i \u00e2m tr\u1ea7m. Sau \u0111\u00e2y, Ho\u00e0ng H\u00e0 Mobile<\/a><\/strong> s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 s\u1ef1 kh\u00e1c nhau gi\u1eefa loa bass v\u00e0 sub kh\u00f4ng ch\u1ec9 gi\u00fap b\u1ea1n ch\u1ecdn mua \u0111\u00fang s\u1ea3n ph\u1ea9m m\u00e0 c\u00f2n t\u1ed1i \u01b0u h\u00f3a tr\u1ea3i nghi\u1ec7m nghe nh\u00ecn t\u1ea1i nh\u00e0 ho\u1eb7c trong c\u00e1c s\u1ef1 ki\u1ec7n.<\/span><\/p>\n

Loa sub l\u00e0 g\u00ec?<\/span><\/h2>\n

\u0110\u00e2y l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n quan tr\u1ecdng gi\u00fap b\u1ed5 sung d\u1ea3i \u00e2m tr\u1ea7m cho h\u1ec7 th\u1ed1ng \u00e2m thanh, mang l\u1ea1i tr\u1ea3i nghi\u1ec7m nghe s\u1ed1ng \u0111\u1ed9ng v\u00e0 m\u1ea1nh m\u1ebd h\u01a1n.<\/span><\/p>\n

Kh\u00e1i ni\u1ec7m<\/span><\/h3>\n

Loa sub<\/b>, hay c\u00f2n g\u1ecdi l\u00e0 subwoofer, l\u00e0 m\u1ed9t lo\u1ea1i loa chuy\u00ean bi\u1ec7t, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u00e1i t\u1ea1o nh\u1eefng d\u1ea3i \u00e2m tr\u1ea7m c\u1ef1c s\u00e2u, th\u01b0\u1eddng d\u01b0\u1edbi kho\u1ea3ng 80 Hz. \u0110\u00e2y l\u00e0 v\u00f9ng t\u1ea7n s\u1ed1 m\u00e0 tai ng\u01b0\u1eddi kh\u00f3 c\u1ea3m nh\u1eadn r\u00f5 r\u1ec7t, nh\u01b0ng l\u1ea1i c\u00f3 vai tr\u00f2 r\u1ea5t quan tr\u1ecdng, mang \u0111\u1ebfn s\u1ef1 \u0111\u1ea7y \u0111\u1eb7n v\u00e0 m\u1ea1nh m\u1ebd cho to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng \u00e2m thanh.<\/span><\/p>\n

\"loa-sub-1\"<\/picture><\/p>\n

Loa c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp ho\u1eb7c ph\u1ed1i h\u1ee3p v\u1edbi h\u1ec7 th\u1ed1ng loa ch\u00ednh \u0111\u1ec3 b\u1ed5 sung d\u1ea3i bass, gi\u00fap \u00e2m thanh t\u1ed5ng th\u1ec3 tr\u1edf n\u00ean s\u1ed1ng \u0111\u1ed9ng, ch\u00e2n th\u1ef1c v\u00e0 uy l\u1ef1c h\u01a1n. Nh\u1edd v\u1eady, ng\u01b0\u1eddi nghe s\u1ebd c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c nh\u1eefng nh\u1ecbp tr\u1ea7m rung \u0111\u1ed9ng, m\u1ea1nh m\u1ebd m\u00e0 loa th\u01b0\u1eddng kh\u00f4ng th\u1ec3 mang l\u1ea1i.<\/span><\/p>\n

Hi\u1ec7n nay, sub l\u00e0 th\u00e0nh ph\u1ea7n kh\u00f4ng th\u1ec3 thi\u1ebfu trong nhi\u1ec1u h\u1ec7 th\u1ed1ng \u00e2m thanh cao c\u1ea5p, \u0111\u1eb7c bi\u1ec7t trong d\u00e0n karaoke, r\u1ea1p phim gia \u0111\u00ecnh ho\u1eb7c c\u00e1c s\u00e2n kh\u1ea5u bi\u1ec3u di\u1ec5n l\u1edbn. M\u1ed9t \u0111i\u1ec3m n\u1ed5i b\u1eadt n\u1eefa l\u00e0 thi\u1ebft k\u1ebf th\u00f9ng loa k\u00edn ho\u1eb7c d\u1ea1ng ph\u1ea3n x\u1ea1 \u00e2m (bass reflex), gi\u00fap ph\u00e1t ra \u00e2m tr\u1ea7m m\u1ea1nh m\u1ebd, h\u1ea1n ch\u1ebf m\u00e9o ti\u1ebfng.<\/span><\/p>\n

\u0110\u1eb7c \u0111i\u1ec3m<\/span><\/h3>\n

Loa sub<\/b> c\u00f3 nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m ri\u00eang r\u1ea5t d\u1ec5 nh\u1eadn di\u1ec7n, kh\u00e1c bi\u1ec7t h\u1eb3n so v\u1edbi c\u00e1c lo\u1ea1i loa kh\u00e1c. \u0110\u1ea7u ti\u00ean, v\u1ec1 k\u00edch th\u01b0\u1edbc, sub th\u01b0\u1eddng l\u1edbn h\u01a1n \u0111\u00e1ng k\u1ec3. \u0110i\u1ec1u n\u00e0y xu\u1ea5t ph\u00e1t t\u1eeb y\u00eau c\u1ea7u t\u00e1i t\u1ea1o \u00e2m tr\u1ea7m s\u00e2u v\u00e0 m\u1ea1nh m\u1ebd, \u0111\u00f2i h\u1ecfi m\u00e0ng loa di\u1ec7n t\u00edch l\u1edbn c\u00f9ng th\u00f9ng loa \u0111\u1ee7 th\u1ec3 t\u00edch \u0111\u1ec3 c\u1ed9ng h\u01b0\u1edfng t\u1ed1t.<\/span><\/p>\n

\"loa-sub-2\"<\/picture><\/p>\n

Th\u00f4ng th\u01b0\u1eddng, m\u00e0ng sub c\u00f3 k\u00edch th\u01b0\u1edbc t\u1eeb 8 inch \u0111\u1ebfn 18 inch, th\u1eadm ch\u00ed c\u00f2n l\u1edbn h\u01a1n \u0111\u1ed1i v\u1edbi nh\u1eefng m\u1eabu loa chuy\u00ean nghi\u1ec7p. Ngo\u00e0i ra, sub th\u01b0\u1eddng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi c\u1ea5u tr\u00fac th\u00f9ng k\u00edn ho\u1eb7c th\u00f9ng ph\u1ea3n x\u1ea1 \u00e2m, gi\u00fap t\u0103ng hi\u1ec7u su\u1ea5t ph\u00e1t \u00e2m tr\u1ea7m v\u00e0 ki\u1ec3m so\u00e1t d\u1ea3i t\u1ea7n th\u1ea5p hi\u1ec7u qu\u1ea3 h\u01a1n.<\/span><\/p>\n

M\u1ed9t \u0111\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt kh\u00e1c c\u1ee7a sub ch\u00ednh l\u00e0 c\u00f4ng su\u1ea5t r\u1ea5t l\u1edbn, th\u01b0\u1eddng t\u1eeb v\u00e0i tr\u0103m watt \u0111\u1ebfn h\u00e0ng ngh\u00ecn watt, \u0111\u1ee7 s\u1ee9c ph\u00e1t ra \u00e2m tr\u1ea7m m\u1ea1nh m\u1ebd trong nh\u1eefng kh\u00f4ng gian r\u1ed9ng l\u1edbn. \u0110\u1ed1i v\u1edbi sub \u0111i\u1ec7n (active subwoofer), b\u00ean trong c\u00f2n t\u00edch h\u1ee3p s\u1eb5n b\u1ed9 khu\u1ebfch \u0111\u1ea1i (ampli), gi\u00fap ng\u01b0\u1eddi d\u00f9ng \u0111i\u1ec1u ch\u1ec9nh \u00e2m l\u01b0\u1ee3ng, t\u1ea7n s\u1ed1 c\u1eaft (crossover), phase\u2026 d\u1ec5 d\u00e0ng.<\/span><\/p>\n

C\u00f4ng d\u1ee5ng<\/span><\/h3>\n

C\u00f4ng d\u1ee5ng quan tr\u1ecdng nh\u1ea5t c\u1ee7a <\/span>loa sub <\/b>ch\u00ednh l\u00e0 t\u00e1i t\u1ea1o d\u1ea3i \u00e2m tr\u1ea7m s\u00e2u m\u00e0 c\u00e1c loa th\u01b0\u1eddng kh\u00f4ng th\u1ec3 \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c. Khi nghe nh\u1eefng th\u1ec3 lo\u1ea1i nh\u1ea1c nh\u01b0 EDM, hip hop, dance hay rock, ti\u1ebfng bass m\u1ea1nh m\u1ebd t\u1eeb sub gi\u00fap t\u1ea1o c\u1ea3m gi\u00e1c \u201c\u0111\u00e3 tai\u201d, khi\u1ebfn ng\u01b0\u1eddi nghe nh\u01b0 \u0111\u01b0\u1ee3c \u0111\u1eafm ch\u00ecm trong m\u1ed9t kh\u00f4ng gian \u00e2m thanh s\u1ed1ng \u0111\u1ed9ng, \u0111\u1ea7y n\u0103ng l\u01b0\u1ee3ng.<\/span><\/p>\n

\"loa-sub-3\"<\/picture><\/p>\n

Trong h\u1ec7 th\u1ed1ng r\u1ea1p chi\u1ebfu phim t\u1ea1i gia,sub \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng khi t\u00e1i hi\u1ec7n c\u00e1c hi\u1ec7u \u1ee9ng \u0111\u1eb7c bi\u1ec7t nh\u01b0 ti\u1ebfng n\u1ed5, ti\u1ebfng \u0111\u1ed9ng \u0111\u1ea5t, ti\u1ebfng s\u1ea5m\u2026 Nh\u1edd v\u1eady, tr\u1ea3i nghi\u1ec7m xem phim tr\u1edf n\u00ean k\u1ecbch t\u00ednh, ch\u00e2n th\u1ef1c v\u00e0 s\u1ed1ng \u0111\u1ed9ng h\u01a1n r\u1ea5t nhi\u1ec1u.<\/span><\/p>\n

\u0110\u1ed1i v\u1edbi d\u00e0n karaoke, sub gi\u00fap ph\u1ea7n nh\u1ea1c n\u1ec1n tr\u1edf n\u00ean \u0111\u1ea7y \u0111\u1eb7n, h\u1ed7 tr\u1ee3 gi\u1ecdng h\u00e1t th\u00eam n\u1ed5i b\u1eadt, ch\u1eafc kh\u1ecfe v\u00e0 m\u01b0\u1ee3t m\u00e0 h\u01a1n. Ngo\u00e0i ra, trong c\u00e1c s\u1ef1 ki\u1ec7n ngo\u00e0i tr\u1eddi hay s\u00e2n kh\u1ea5u l\u1edbn, sub c\u00f2n \u0111\u1ea3m nh\u1eadn nhi\u1ec7m v\u1ee5 ph\u00e1t \u00e2m tr\u1ea7m m\u1ea1nh m\u1ebd, lan t\u1ecfa \u0111\u1ebfn kh\u00e1n gi\u1ea3 \u1edf xa, t\u1ea1o c\u1ea3m gi\u00e1c \u201cs\u1ed1ng\u201d v\u00e0 l\u00f4i cu\u1ed1n.<\/span><\/p>\n

Loa bass l\u00e0 g\u00ec?<\/span><\/h2>\n

Loa bass \u0111\u00f3ng vai tr\u00f2 t\u00e1i t\u1ea1o d\u1ea3i \u00e2m tr\u1ea7m v\u00e0 trung th\u1ea5p, gi\u1eef nh\u1ecbp v\u00e0 t\u1ea1o n\u1ec1n ch\u1eafc kh\u1ecfe cho b\u1ea3n nh\u1ea1c.\u00a0<\/span><\/p>\n

Kh\u00e1i ni\u1ec7m<\/span><\/h3>\n

Loa bass th\u01b0\u1eddng \u0111\u01b0\u1ee3c hi\u1ec3u l\u00e0 c\u1ee7 loa (driver) chuy\u00ean \u0111\u1ea3m nhi\u1ec7m d\u1ea3i t\u1ea7n th\u1ea5p \u0111\u1ebfn trung, th\u01b0\u1eddng t\u1eeb kho\u1ea3ng 40 Hz \u0111\u1ebfn 1.000 Hz. \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng loa ho\u00e0n ch\u1ec9nh nh\u01b0 <\/span>loa sub<\/b> m\u00e0 ch\u1ec9 l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n c\u1ea5u t\u1ea1o trong loa to\u00e0n d\u1ea3i ho\u1eb7c loa hai, ba \u0111\u01b0\u1eddng ti\u1ebfng.<\/span><\/p>\n

\"loa-sub-4\"<\/picture><\/p>\n

Loa bass c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n ri\u00eang l\u1ebb d\u01b0\u1edbi d\u1ea1ng c\u1ee7 loa r\u1eddi ho\u1eb7c \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p s\u1eb5n trong th\u00f9ng loa c\u00f9ng v\u1edbi c\u00e1c c\u1ee7 loa mid (trung) v\u00e0 treble (cao). Trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p, thu\u1eadt ng\u1eef \u201cloa bass\u201d c\u00f2n d\u00f9ng \u0111\u1ec3 ch\u1ec9 c\u1ee7 loa bass r\u1eddi, ch\u01b0a g\u1eafn v\u00e0o th\u00f9ng, d\u00f9ng \u0111\u1ec3 t\u1ef1 ch\u1ebf ho\u1eb7c thay th\u1ebf trong c\u00e1c d\u00e0n \u00e2m thanh chuy\u00ean d\u1ee5ng.<\/span><\/p>\n

\u0110i\u1ec3m kh\u00e1c bi\u1ec7t l\u1edbn nh\u1ea5t so v\u1edbi sub ch\u00ednh l\u00e0 loa bass kh\u00f4ng chuy\u00ean t\u00e1i t\u1ea1o d\u1ea3i tr\u1ea7m si\u00eau s\u00e2u m\u00e0 ch\u1ec9 t\u1eadp trung v\u00e0o ph\u1ea7n bass n\u1ec1n t\u1ea3ng. \u0110i\u1ec1u n\u00e0y gi\u00fap b\u1ea3n nh\u1ea1c ho\u1eb7c b\u00e0i h\u00e1t nghe ch\u1eafc, l\u1ef1c v\u00e0 r\u00f5 n\u00e9t h\u01a1n<\/span><\/p>\n

\u0110\u1eb7c \u0111i\u1ec3m<\/span><\/h3>\n

Loa bass c\u00f3 k\u00edch th\u01b0\u1edbc m\u00e0ng loa r\u1ea5t \u0111a d\u1ea1ng, th\u01b0\u1eddng dao \u0111\u1ed9ng t\u1eeb 5 inch \u0111\u1ebfn 18 inch, t\u00f9y theo nhu c\u1ea7u v\u00e0 thi\u1ebft k\u1ebf th\u00f9ng loa. Trong c\u00e1c h\u1ec7 th\u1ed1ng loa full-range, c\u1ee7 loa bass \u0111\u00f3ng vai tr\u00f2 ch\u00ednh, \u0111\u1ea3m nhi\u1ec7m vi\u1ec7c t\u1ea1o n\u1ec1n \u00e2m v\u1eefng ch\u1eafc v\u00e0 gi\u1eef nh\u1ecbp cho to\u00e0n b\u1ed9 b\u1ea3n nh\u1ea1c.<\/span><\/p>\n

M\u1ed9t \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a loa bass l\u00e0 kh\u1ea3 n\u0103ng t\u00e1i t\u1ea1o d\u1ea3i t\u1ea7n r\u1ed9ng h\u01a1n <\/span>loa sub<\/b>. Ngo\u00e0i d\u1ea3i tr\u1ea7m, loa bass c\u00f2n c\u00f3 th\u1ec3 \u0111\u1ea3m nh\u1eadn m\u1ed9t ph\u1ea7n d\u1ea3i trung, h\u1ed7 tr\u1ee3 mang l\u1ea1i \u0111\u1ed9 chi ti\u1ebft, r\u00f5 r\u00e0ng cho \u00e2m thanh t\u1ed5ng th\u1ec3.<\/span><\/p>\n

\"loa-sub-5\"<\/picture><\/p>\n

Loa bass kh\u00f4ng y\u00eau c\u1ea7u ampli ri\u00eang nh\u01b0 sub \u0111i\u1ec7n, m\u00e0 th\u01b0\u1eddng d\u00f9ng chung ampli t\u1ed5ng c\u1ee7a c\u1ea3 h\u1ec7 th\u1ed1ng. V\u1ec1 c\u1ea5u tr\u00fac, c\u1ee7 loa bass g\u1ed3m khung s\u01b0\u1eddn ch\u1eafc ch\u1eafn, nam ch\u00e2m m\u1ea1nh, v\u00e0 cu\u1ed9n d\u00e2y voice coil l\u1edbn. Thi\u1ebft k\u1ebf n\u00e0y gi\u00fap loa ch\u1ecbu \u0111\u01b0\u1ee3c c\u00f4ng su\u1ea5t cao, \u0111\u1ed3ng th\u1eddi t\u00e1i t\u1ea1o \u00e2m bass s\u1ea1ch, r\u00f5 v\u00e0 c\u00f3 l\u1ef1c.<\/span><\/p>\n

M\u1ed9t s\u1ed1 m\u1eabu c\u1ee7 loa bass cao c\u1ea5p c\u00f2n \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t trong nhi\u1ec1u ki\u1ec3u th\u00f9ng kh\u00e1c nhau. \u0110i\u1ec1u n\u00e0y r\u1ea5t \u0111\u01b0\u1ee3c nh\u1eefng ng\u01b0\u1eddi ch\u01a1i \u00e2m thanh DIY (t\u1ef1 r\u00e1p) y\u00eau th\u00edch, v\u00ec h\u1ecd c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng t\u00f9y ch\u1ec9nh v\u00e0 s\u00e1ng t\u1ea1o theo nhu c\u1ea7u ri\u00eang.<\/span><\/p>\n

C\u00f4ng d\u1ee5ng<\/span><\/h3>\n

Kh\u00e1c v\u1edbi <\/span>loa sub<\/b>, c\u00f4ng d\u1ee5ng ch\u00ednh c\u1ee7a loa bass l\u00e0 t\u00e1i t\u1ea1o d\u1ea3i \u00e2m tr\u1ea7m ch\u1eafc kh\u1ecfe, \u0111\u00f3ng vai tr\u00f2 n\u1ec1n t\u1ea3ng cho m\u1ecdi th\u1ec3 lo\u1ea1i nh\u1ea1c. Trong c\u00e1c d\u00e0n karaoke, loa bass gi\u00fap ph\u1ea7n nh\u1ea1c \u0111\u1ec7m d\u00e0y v\u00e0 m\u1ea1nh m\u1ebd h\u01a1n, t\u1eeb \u0111\u00f3 h\u1ed7 tr\u1ee3 gi\u1ecdng h\u00e1t th\u00eam n\u1ed5i b\u1eadt, ch\u1eafc v\u00e0 \u0111\u1ea7y \u0111\u1eb7n.<\/span><\/p>\n

\"loa-sub-6\"<\/picture><\/p>\n

\u0110\u1ed1i v\u1edbi d\u00e0n nghe nh\u1ea1c, loa bass c\u00f3 kh\u1ea3 n\u0103ng t\u00e1i hi\u1ec7n ti\u1ebfng tr\u1ed1ng, ti\u1ebfng bass guitar ho\u1eb7c nh\u1ea1c c\u1ee5 \u0111i\u1ec7n t\u1eed v\u1edbi \u0111\u1ed9 chi ti\u1ebft v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c cao. Nh\u1edd \u0111\u00f3, ng\u01b0\u1eddi nghe c\u00f3 th\u1ec3 c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c t\u1eebng l\u1edbp \u00e2m thanh, t\u1eeb nh\u1eefng nh\u1ecbp tr\u1ed1ng g\u1ecdn g\u00e0ng \u0111\u1ebfn nh\u1eefng \u0111\u01b0\u1eddng bass tr\u00f2n tr\u1ecba.<\/span><\/p>\n

Tr\u00ean c\u00e1c s\u00e2n kh\u1ea5u bi\u1ec3u di\u1ec5n, loa bass g\u00f3p ph\u1ea7n t\u1ea1o n\u00ean t\u1ed5ng th\u1ec3 \u00e2m thanh \u0111\u1ea7y \u0111\u1ee7, mang l\u1ea1i c\u1ea3m gi\u00e1c h\u00e0o h\u1ee9ng v\u00e0 ph\u1ea5n kh\u00edch cho kh\u00e1n gi\u1ea3. \u0110\u1eb7c bi\u1ec7t, trong c\u00e1c s\u1ef1 ki\u1ec7n ngo\u00e0i tr\u1eddi, c\u1ee7 loa bass c\u00f2n \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 r\u00e1p th\u00e0nh nh\u1eefng th\u00f9ng loa c\u00f4ng su\u1ea5t l\u1edbn, ph\u1ee5c v\u1ee5 nhu c\u1ea7u ph\u00e1t xa, lan t\u1ecfa \u00e2m tr\u1ea7m kh\u1eafp kh\u00f4ng gian r\u1ed9ng.<\/span><\/p>\n

C\u00e1ch nh\u1eadn bi\u1ebft loa sub v\u00e0 loa bass<\/span><\/h2>\n

Tr\u01b0\u1edbc h\u1ebft, nh\u00ecn t\u1eeb b\u00ean ngo\u00e0i, sub th\u01b0\u1eddng c\u00f3 k\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n h\u1eb3n so v\u1edbi bass. B\u1edfi thi\u1ebft b\u1ecb n\u00e0y \u0111\u01b0\u1ee3c \u0111\u1eb7t trong c\u00e1c th\u00f9ng loa k\u00edn ho\u1eb7c th\u00f9ng ph\u1ea3n x\u1ea1 \u00e2m (bass reflex), gi\u00fap t\u0103ng c\u01b0\u1eddng \u00e2m tr\u1ea7m v\u00e0 gi\u1ea3m m\u00e9o ti\u1ebfng. \u0110\u1eb7c bi\u1ec7t, v\u1edbi nh\u1eefng m\u1eabu sub \u0111i\u1ec7n, b\u00ean trong c\u00f2n t\u00edch h\u1ee3p ampli ri\u00eang.<\/span><\/p>\n

Ngo\u00e0i ra, tr\u00ean m\u1eb7t sub \u0111i\u1ec7n th\u01b0\u1eddng c\u00f3 th\u00eam c\u00e1c n\u00fat \u0111i\u1ec1u ch\u1ec9nh nh\u01b0 ch\u1ec9nh \u00e2m l\u01b0\u1ee3ng, t\u1ea7n s\u1ed1 c\u1eaft (crossover), phase\u2026 Nh\u1eefng n\u00fat n\u00e0y cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng d\u1ec5 d\u00e0ng t\u1ed1i \u01b0u v\u00e0 \u0111i\u1ec1u ch\u1ec9nh \u00e2m tr\u1ea7m sao cho ph\u00f9 h\u1ee3p v\u1edbi kh\u00f4ng gian ph\u00f2ng v\u00e0 h\u1ec7 th\u1ed1ng \u00e2m thanh t\u1ed5ng th\u1ec3.<\/span><\/p>\n

\"loa-sub-7\"<\/picture><\/p>\n

Ng\u01b0\u1ee3c l\u1ea1i, loa bass th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng c\u1ee7 loa r\u1eddi ho\u1eb7c t\u00edch h\u1ee3p c\u00f9ng c\u1ee7 loa mid v\u00e0 treble trong m\u1ed9t th\u00f9ng loa full-range. N\u1ebfu l\u00e0 c\u1ee7 loa bass r\u1eddi, b\u1ea1n s\u1ebd th\u1ea5y ch\u1ec9 c\u00f3 ph\u1ea7n khung s\u01b0\u1eddn, nam ch\u00e2m v\u00e0 m\u00e0ng loa, ho\u00e0n to\u00e0n kh\u00f4ng c\u00f3 th\u00f9ng hay ampli \u0111i k\u00e8m.<\/span><\/p>\n

M\u1ed9t \u0111i\u1ec3m nh\u1eadn bi\u1ebft kh\u00e1c r\u1ea5t r\u00f5 r\u1ec7t ch\u00ednh l\u00e0 d\u1ea3i t\u1ea7n ho\u1ea1t \u0111\u1ed9ng. Sub ch\u1ec9 chuy\u00ean t\u00e1i t\u1ea1o d\u1ea3i tr\u1ea7m s\u00e2u, d\u01b0\u1edbi kho\u1ea3ng 80 Hz, nh\u1eb1m t\u1ea1o ra nh\u1eefng ti\u1ebfng bass rung m\u1ea1nh v\u00e0 d\u00e0y. Trong khi \u0111\u00f3, loa bass c\u00f3 d\u1ea3i t\u1ea7n r\u1ed9ng h\u01a1n, c\u00f3 th\u1ec3 l\u00ean \u0111\u1ebfn 1.000 Hz, mang l\u1ea1i ti\u1ebfng tr\u1ed1ng ch\u1eafc, r\u00f5 v\u00e0 ti\u1ebfng bass guitar n\u1ed5i b\u1eadt.<\/span><\/p>\n

S\u1ef1 kh\u00e1c nhau gi\u1eefa loa sub v\u00e0 loa bass<\/span><\/h2>\n\n\n\n\n\n\n\n\n\n\n
Ti\u00eau ch\u00ed<\/span><\/td>\nLoa Sub<\/b><\/td>\nLoa Bass<\/span><\/td>\n<\/tr>\n
D\u1ea3i t\u1ea7n ho\u1ea1t \u0111\u1ed9ng<\/span><\/td>\nD\u01b0\u1edbi 80 Hz<\/span><\/td>\n40 \u2013 1.000 Hz<\/span><\/td>\n<\/tr>\n
Thi\u1ebft k\u1ebf<\/span><\/td>\nC\u00f3 th\u00f9ng loa, th\u01b0\u1eddng t\u00edch h\u1ee3p ampli ri\u00eang<\/span><\/td>\nC\u1ee7 loa r\u1eddi ho\u1eb7c t\u00edch h\u1ee3p trong loa full-range<\/span><\/td>\n<\/tr>\n
C\u00f4ng su\u1ea5t<\/span><\/td>\nL\u1edbn, t\u1eeb v\u00e0i tr\u0103m \u0111\u1ebfn h\u00e0ng ngh\u00ecn watt<\/span><\/td>\nT\u00f9y h\u1ec7 th\u1ed1ng, th\u01b0\u1eddng th\u1ea5p h\u01a1n sub<\/span><\/td>\n<\/tr>\n
\u1ee8ng d\u1ee5ng<\/span><\/td>\nR\u1ea1p phim, s\u00e2n kh\u1ea5u, karaoke chuy\u00ean nghi\u1ec7p<\/span><\/td>\nKaraoke, nghe nh\u1ea1c, s\u1ef1 ki\u1ec7n, d\u00e0n full<\/span><\/td>\n<\/tr>\n
\u00c2m thanh<\/span><\/td>\n\u00c2m tr\u1ea7m s\u00e2u, rung m\u1ea1nh<\/span><\/td>\n\u00c2m tr\u1ea7m ch\u1eafc, l\u1ef1c, r\u00f5 n\u00e9t<\/span><\/td>\n<\/tr>\n
Kh\u1ea3 n\u0103ng \u0111i\u1ec1u ch\u1ec9nh<\/span><\/td>\nC\u00f3 (sub \u0111i\u1ec7n)<\/span><\/td>\nKh\u00f4ng c\u00f3 (\u0111a ph\u1ea7n d\u00f9ng ampli t\u1ed5ng)<\/span><\/td>\n<\/tr>\n
K\u00edch th\u01b0\u1edbc m\u00e0ng loa<\/span><\/td>\n8\u201318 inch tr\u1edf l\u00ean<\/span><\/td>\n5\u201318 inch t\u00f9y m\u1ee5c \u0111\u00edch<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\"loa-sub-8\"<\/picture><\/p>\n

C\u00e1ch ch\u1ecdn mua loa sub, loa bass ph\u00f9 h\u1ee3p nhu c\u1ea7u<\/span><\/h2>\n

Ch\u1ecdn mua sub ho\u1eb7c bass t\u01b0\u1edfng ch\u1eebng \u0111\u01a1n gi\u1ea3n nh\u01b0ng l\u1ea1i \u0111\u00f2i h\u1ecfi nhi\u1ec1u ki\u1ebfn th\u1ee9c c\u1ee7a b\u1ea1n v\u1ec1 <\/span>loa<\/b><\/a> \u0111\u1ec3 tr\u00e1nh l\u00e3ng ph\u00ed v\u00e0 \u0111\u1ea1t hi\u1ec7u qu\u1ea3 \u00e2m thanh t\u1ed1t nh\u1ea5t.<\/span><\/p>\n

C\u00e1ch ch\u1ecdn mua loa sub<\/span><\/h3>\n

\u0110\u1ec3 ch\u1ecdn mua \u0111\u01b0\u1ee3c sub ph\u00f9 h\u1ee3p, tr\u01b0\u1edbc ti\u00ean b\u1ea1n c\u1ea7n x\u00e1c \u0111\u1ecbnh r\u00f5 m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng. N\u1ebfu nhu c\u1ea7u ch\u00ednh l\u00e0 d\u00f9ng cho r\u1ea1p phim t\u1ea1i gia, b\u1ea1n n\u00ean \u01b0u ti\u00ean c\u00e1c m\u1eabu sub \u0111i\u1ec7n \u0111\u00e3 t\u00edch h\u1ee3p s\u1eb5n ampli. D\u00f2ng n\u00e0y d\u1ec5 \u0111i\u1ec1u ch\u1ec9nh, g\u1ecdn g\u00e0ng, gi\u00fap ti\u1ebft ki\u1ec7m kh\u00f4ng gian v\u00e0 thu\u1eadn ti\u1ec7n khi l\u1eafp \u0111\u1eb7t.<\/span><\/p>\n

V\u1ec1 c\u00f4ng su\u1ea5t, b\u1ea1n c\u0169ng c\u1ea7n c\u00e2n nh\u1eafc d\u1ef1a tr\u00ean di\u1ec7n t\u00edch ph\u00f2ng. V\u00ed d\u1ee5, v\u1edbi ph\u00f2ng nh\u1ecf, ch\u1ec9 c\u1ea7n sub c\u00f3 c\u00f4ng su\u1ea5t kho\u1ea3ng 100 \u2013 200 W l\u00e0 \u0111\u1ee7. Ng\u01b0\u1ee3c l\u1ea1i, nh\u1eefng ph\u00f2ng l\u1edbn ho\u1eb7c kh\u00f4ng gian r\u1ed9ng h\u01a1n n\u00ean d\u00f9ng sub c\u00f3 c\u00f4ng su\u1ea5t t\u1eeb 300 \u2013 500 W \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u00e2m tr\u1ea7m lan t\u1ecfa \u0111\u1ec1u, m\u1ea1nh m\u1ebd.<\/span><\/p>\n

\"loa-sub-9\"<\/picture><\/p>\n

N\u1ebfu s\u1eed d\u1ee5ng cho d\u00e0n karaoke ho\u1eb7c s\u00e2n kh\u1ea5u chuy\u00ean nghi\u1ec7p, b\u1ea1n n\u00ean ch\u1ecdn sub passive (kh\u00f4ng t\u00edch h\u1ee3p ampli). Lo\u1ea1i n\u00e0y k\u1ebft h\u1ee3p c\u00f9ng ampli r\u1eddi c\u00f4ng su\u1ea5t l\u1edbn s\u1ebd cho ra \u00e2m tr\u1ea7m m\u1ea1nh m\u1ebd, ch\u1eafc kh\u1ecfe v\u00e0 \u0111\u1ed9 b\u1ec1n cao h\u01a1n khi ho\u1ea1t \u0111\u1ed9ng \u1edf c\u00f4ng su\u1ea5t l\u1edbn.<\/span><\/p>\n

M\u1ed9t ti\u00eau ch\u00ed kh\u00e1c c\u1ea7n ch\u00fa \u00fd ch\u00ednh l\u00e0 k\u00edch th\u01b0\u1edbc m\u00e0ng loa. M\u00e0ng loa c\u00e0ng l\u1edbn th\u00ec bass c\u00e0ng s\u00e2u, uy l\u1ef1c h\u01a1n, nh\u01b0ng \u0111\u1ed3ng th\u1eddi c\u0169ng c\u1ea7n kh\u00f4ng gian \u0111\u1ee7 r\u1ed9ng \u0111\u1ec3 ph\u00e1t huy t\u1ed1i \u0111a kh\u1ea3 n\u0103ng.<\/span><\/p>\n

Cu\u1ed1i c\u00f9ng, ch\u1ea5t l\u01b0\u1ee3ng linh ki\u1ec7n (nh\u01b0 m\u00e0ng loa, nam ch\u00e2m, cu\u1ed9n d\u00e2y), th\u01b0\u01a1ng hi\u1ec7u uy t\u00edn, ch\u1ebf \u0111\u1ed9 b\u1ea3o h\u00e0nh v\u00e0 ch\u00ednh s\u00e1ch h\u1eadu m\u00e3i c\u0169ng l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 kh\u00f4ng th\u1ec3 b\u1ecf qua. V\u00e0 khi mua, b\u1ea1n n\u00ean nghe th\u1eed tr\u1ef1c ti\u1ebfp \u0111\u1ec3 c\u1ea3m nh\u1eadn \u0111\u1ed9 s\u00e2u, \u0111\u1ed9 l\u1ef1c v\u00e0 kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t \u00e2m tr\u1ea7m c\u1ee7a <\/span>loa sub <\/b>tr\u01b0\u1edbc khi quy\u1ebft \u0111\u1ecbnh.<\/span><\/p>\n

C\u00e1ch ch\u1ecdn mua loa bass<\/span><\/h3>\n

\u0110\u1ed1i v\u1edbi loa bass, vi\u1ec7c l\u1ef1a ch\u1ecdn c\u00f2n ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c b\u1ea1n \u0111ang t\u00ecm mua c\u1ee7 loa r\u1eddi hay loa nguy\u00ean th\u00f9ng (full-range). N\u1ebfu m\u1ee5c \u0111\u00edch l\u00e0 \u0111\u1ec3 thay th\u1ebf ho\u1eb7c t\u1ef1 ch\u1ebf th\u00f9ng loa, b\u1ea1n n\u00ean ch\u00fa tr\u1ecdng c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 k\u00edch th\u01b0\u1edbc m\u00e0ng loa, \u0111\u1ed9 nh\u1ea1y, kh\u1ea3 n\u0103ng ch\u1ecbu c\u00f4ng su\u1ea5t (power handling) v\u00e0 ch\u1ea5t li\u1ec7u m\u00e0ng loa.<\/span><\/p>\n

V\u1ec1 ch\u1ea5t li\u1ec7u, m\u00e0ng loa b\u1eb1ng gi\u1ea5y th\u01b0\u1eddng cho ti\u1ebfng bass m\u1ec1m m\u1ea1i, t\u1ef1 nhi\u00ean, r\u1ea5t ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng ai y\u00eau th\u00edch ch\u1ea5t \u00e2m m\u1ed9c m\u1ea1c. Trong khi \u0111\u00f3, m\u00e0ng loa b\u1eb1ng composite ho\u1eb7c nh\u00f4m l\u1ea1i mang \u0111\u1ebfn ti\u1ebfng bass ch\u1eafc, l\u1ef1c v\u00e0 d\u1ee9t kho\u00e1t, ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c d\u00f2ng nh\u1ea1c m\u1ea1nh, s\u00f4i \u0111\u1ed9ng.<\/span><\/p>\n

\"loa-sub-10\"<\/picture><\/p>\n

N\u1ebfu mua loa bass \u0111\u00e3 t\u00edch h\u1ee3p s\u1eb5n trong loa full-range, b\u1ea1n c\u1ea7n c\u00e2n nh\u1eafc t\u1ed5ng th\u1ec3 h\u1ec7 th\u1ed1ng: ampli, loa mid v\u00e0 loa treble, \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng ph\u1ed1i gh\u00e9p h\u00e0i h\u00f2a. Vi\u1ec7c ch\u1ecdn loa bass c\u00f3 \u0111\u1ed9 nh\u1ea1y cao s\u1ebd gi\u00fap d\u1ec5 d\u00e0ng ph\u1ed1i gh\u00e9p v\u1edbi ampli c\u00f3 c\u00f4ng su\u1ea5t v\u1eeba ph\u1ea3i, \u0111\u1ed3ng th\u1eddi ti\u1ebft ki\u1ec7m \u0111i\u1ec7n n\u0103ng m\u00e0 v\u1eabn cho \u00e2m thanh ch\u1eafc kh\u1ecfe.<\/span><\/p>\n

\u0110\u1ed1i v\u1edbi d\u00e0n karaoke, b\u1ea1n n\u00ean ch\u1ecdn loa bass c\u00f3 k\u00edch th\u01b0\u1edbc t\u1eeb 10 \u2013 15 inch, c\u00f4ng su\u1ea5t v\u1eeba ph\u1ea3i, gi\u00fap d\u1ec5 \u0111i\u1ec1u ch\u1ec9nh v\u00e0 tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng d\u1ed9i bass qu\u00e1 nhi\u1ec1u g\u00e2y \u00f9, kh\u00f3 ch\u1ecbu. Trong khi \u0111\u00f3, v\u1edbi d\u00e0n nghe nh\u1ea1c hi-fi, c\u00f3 th\u1ec3 \u01b0u ti\u00ean loa bass thi\u00ean v\u1ec1 t\u00e1i t\u1ea1o d\u1ea3i tr\u1ea7m chi ti\u1ebft, \u00eam v\u00e0 s\u00e2u, ph\u00f9 h\u1ee3p cho kh\u00f4ng gian y\u00ean t\u0129nh, c\u1ea7n ch\u1ea5t l\u01b0\u1ee3ng \u00e2m thanh tinh t\u1ebf.<\/span><\/p>\n

L\u1eddi k\u1ebft<\/span><\/h2>\n

Vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang lo\u1ea1i <\/span>loa sub<\/b> hay loa bass s\u1ebd quy\u1ebft \u0111\u1ecbnh r\u1ea5t nhi\u1ec1u \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng \u00e2m thanh t\u1ed5ng th\u1ec3 v\u00e0 tr\u1ea3i nghi\u1ec7m th\u1ef1c t\u1ebf c\u1ee7a b\u1ea1n. M\u1ed9t chi\u1ebfc sub ch\u1ea5t l\u01b0\u1ee3ng s\u1ebd mang \u0111\u1ebfn d\u1ea3i tr\u1ea7m s\u00e2u, m\u1ea1nh m\u1ebd, t\u1ea1o c\u1ea3m gi\u00e1c s\u1ed1ng \u0111\u1ed9ng v\u00e0 ch\u00e2n th\u1ef1c, trong khi bass \u0111\u00f3ng vai tr\u00f2 gi\u1eef nh\u1ecbp, l\u00e0m n\u1ec1n cho \u00e2m thanh th\u00eam ch\u1eafc kh\u1ecfe, r\u00f5 r\u00e0ng. Hy v\u1ecdng b\u00e0i vi\u1ebft \u0111\u00e3 cung c\u1ea5p th\u00f4ng tin h\u1eefu \u00edch, gi\u00fap b\u1ea1n t\u1ef1 tin l\u1ef1a ch\u1ecdn v\u00e0 t\u1eadn h\u01b0\u1edfng kh\u00f4ng gian \u00e2m nh\u1ea1c tr\u1ecdn v\u1eb9n nh\u1ea5t.<\/span><\/p>\n

XEM TH\u00caM:<\/strong><\/p>\n

Loa Nanomax c\u1ee7a n\u01b0\u1edbc n\u00e0o? C\u00f3 t\u1ed1t kh\u00f4ng? TOP s\u1ea3n ph\u1ea9m loa k\u00e9o ch\u1ea5t l\u01b0\u1ee3ng nh\u1ea5t<\/a><\/strong><\/p>\n

G\u1ee3i \u00fd d\u00e0n karaoke gi\u00e1 r\u1ebb, ch\u1ea5t l\u01b0\u1ee3ng d\u01b0\u1edbi 15 tri\u1ec7u \u0111\u1ed3ng cho gia \u0111\u00ecnh<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

\u00c2m thanh l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng t\u1ea1o n\u00ean c\u1ea3m x\u00fac v\u00e0 tr\u1ea3i nghi\u1ec7m ch\u00e2n th\u1ef1c trong \u00e2m nh\u1ea1c, phim \u1ea3nh hay nh\u1eefng bu\u1ed5i bi\u1ec3u di\u1ec5n. Trong th\u1ebf gi\u1edbi \u00e2m thanh, hai kh\u00e1i ni\u1ec7m loa sub v\u00e0 loa bass th\u01b0\u1eddng khi\u1ebfn nhi\u1ec1u ng\u01b0\u1eddi nh\u1ea7m l\u1eabn v\u00ec ch\u00fang \u0111\u1ec1u li\u00ean quan \u0111\u1ebfn d\u1ea3i \u00e2m tr\u1ea7m. Sau […]<\/p>\n","protected":false},"author":65,"featured_media":473843,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[30599,16],"tags":[],"class_list":["post-473842","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-loa","category-thu-thuat"],"yoast_head":"\nLoa sub l\u00e0 g\u00ec? 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