{"id":35610,"date":"2015-04-07T10:30:37","date_gmt":"2015-04-07T03:30:37","guid":{"rendered":"http:\/\/www.saigonstereo.com\/home\/?p=35610"},"modified":"2019-07-09T14:25:11","modified_gmt":"2019-07-09T07:25:11","slug":"pella-high-violoncello-ii-mk-ii-nhung-cong-nghe-che-tac-hang-dau-xem-them-tai","status":"publish","type":"post","link":"https:\/\/www.saigonstereo.com\/home\/pella-high-violoncello-ii-mk-ii-nhung-cong-nghe-che-tac-hang-dau-xem-them-tai\/","title":{"rendered":"Acapella High Violoncello II MK II: Nh\u1eefng c\u00f4ng ngh\u1ec7 ch\u1ebf t\u00e1c h\u00e0ng \u0111\u1ea7u"},"content":{"rendered":"

HFVN – \u2026 khi ti\u1ebfng nh\u1ea1c c\u1ea5t l\u00ean, l\u1eadp t\u1ee9c ng\u01b0\u1eddi ta s\u1ebd qu\u00ean \u0111i nh\u1eefng kh\u00e1i ni\u1ec7m v\u1ec1 c\u00f4ng ngh\u1ec7 plasma, thi\u1ebft k\u1ebf isobaric hay c\u1ea5u tr\u00fac horn, th\u1eadm ch\u00ed ngay c\u1ea3 kh\u1ed1i loa \u0111\u1ed3 s\u1ed9 trong ph\u00f2ng c\u0169ng bi\u1ebfn m\u1ea5t. Nh\u1eefng g\u00ec c\u00f2n l\u1ea1i ch\u1ec9 thu\u1ea7n khi\u1ebft l\u00e0 \u00e2m nh\u1ea1c, c\u1ea3m x\u00fac c\u1ee7a ngh\u1ec7 s\u1ef9 tr\u00ecnh t\u1ea5u v\u00e0 s\u1ef1 rung \u0111\u1ed9ng c\u1ee7a ng\u01b0\u1eddi nghe…<\/strong><\/em><\/p>\n

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Nh\u1eefng c\u00f4ng ngh\u1ec7 ch\u1ebf t\u00e1c h\u00e0ng \u0111\u1ea7u<\/strong><\/p>\n

Acapella High Violoncello II MK II l\u00e0 th\u1ebf h\u1ec7 k\u1ebf ti\u1ebfp c\u1ee7a d\u00f2ng High Violoncello, kh\u00f4ng ch\u1ec9 l\u00e0 nh\u1eefng n\u00e2ng c\u1ea5p \u201cch\u00fat ch\u00fat\u201d \u0111\u1ec3 l\u00e0m d\u00e0y l\u00ean b\u1ed9 s\u01b0u t\u1eadp c\u1ee7a h\u00e3ng, m\u00e0 phi\u00ean b\u1ea3n II \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n m\u1ed9t c\u00e1ch kh\u00e1 to\u00e0n di\u1ec7n t\u1eeb trong ra ngo\u00e0i. Th\u00f9ng loa th\u1eadm ch\u00ed c\u00f2n l\u1edbn h\u01a1n c\u1ea3 th\u1ebf h\u1ec7 tr\u01b0\u1edbc v\u1edbi chi\u1ec1u cao l\u00ean t\u1edbi 162 cm v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng m\u1ed7i loa \u0111\u1ea1t 140 kg. M\u1eb7c d\u00f9 module ch\u1ee9a c\u00e1c driver woofer \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed c\u00e1ch t\u1ea5m n\u1ec1n ch\u1eebng 5 cm b\u1edfi 4 ch\u00e2n c\u1ed9t, song loa v\u1eabn thu\u1ed9c lo\u1ea1i th\u00f9ng k\u00edn ch\u1ee9 kh\u00f4ng ph\u1ea3i th\u00f4ng h\u01a1i \u0111\u00e1nh xu\u1ed1ng \u0111\u1ea5t nh\u01b0 nhi\u1ec1u ng\u01b0\u1eddi c\u00f3 th\u1ec3 l\u1ea7m t\u01b0\u1edfng.<\/p>\n

\u0110\u00f4i loa \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf 3 \u0111\u01b0\u1eddng ti\u1ebfng g\u1ed3m m\u1ed9t loa treble ion (plasma), m\u1ed9t loa trung v\u00e0 3 driver woofer \u0111\u1ea3m tr\u00e1ch d\u1ea3i tr\u1ea7m. \u0110i\u1ec3m c\u1eaft t\u1ea7n gi\u1eefa loa tweeter v\u00e0 loa k\u00e8n midrange \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf ng\u01b0\u1ee1ng 5 kHz. Trong khi \u0111\u00f3, \u0111i\u1ec3m c\u1eaft t\u1ea7n gi\u1eefa loa midrange v\u00e0 loa woofer l\u00e0 800 Hz.<\/p>\n

Hi\u1ebfm c\u00f3 m\u1ed9t chi\u1ebfc loa n\u00e0o l\u1ea1i \u0111\u01b0\u1ee3c \u201ckho\u00e1c\u201d l\u00ean m\u00ecnh n\u00f3 nh\u1eefng c\u00f4ng ngh\u1ec7 ch\u1ebf t\u00e1c \u0111\u1ed9c \u0111\u00e1o v\u00e0 hi\u1ec7n \u0111\u1ea1i nh\u01b0 High Violoncello II MK II, t\u1eeb thi\u1ebft k\u1ebf isobaric cho c\u00e1c loa \u1edf d\u1ea3i tr\u1ea7m, thi\u1ebft k\u1ebf horn (k\u00e8n) \u1edf d\u1ea3i trung v\u00e0 thi\u1ebft k\u1ebf loa ion (plasma) \u1edf d\u1ea3i cao. T\u1ea5t c\u1ea3 nh\u1eefng c\u00f4ng ngh\u1ec7 n\u00e0y \u0111\u1ec1u g\u1eb7p nhau \u1edf m\u1ed9t \u0111i\u1ec3m: duy tr\u00ec t\u1ed1c \u0111\u1ed9 v\u00e0 hi\u1ec7u su\u1ea5t t\u1ed1i \u0111a \u1edf c\u00e1c driver nh\u1eb1m t\u00e1i hi\u1ec7n \u00e2m thanh trung th\u1ef1c nh\u1ea5t c\u00f3 th\u1ec3 v\u1edbi \u0111\u1ed9 sai \u00e2m th\u1ea5p nh\u1ea5t.<\/p>\n

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C\u00e1c driver woofer c\u00f3 m\u00e0ng \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng m\u1ed9t lo\u1ea1i gi\u1ea5y n\u00e9n \u0111\u1eb7c bi\u1ec7t v\u1edbi \u0111\u01b0\u1eddng k\u00ednh x\u1ea5p x\u1ec9 280 mm. Theo thi\u1ebft k\u1ebf n\u00e0y, 2 loa woofer \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed h\u01b0\u1edbng ra ngo\u00e0i nh\u01b0 b\u00ecnh th\u01b0\u1eddng, trong khi \u0111\u00f3, 1 driver c\u00f2n l\u1ea1i \u0111\u01b0\u1ee3c l\u1eafp theo c\u00f4ng ngh\u1ec7 isobaric (\u0111\u01b0a driver v\u00e0o h\u1eb3n trong b\u1ee5ng loa). Loa s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 isobaric bao gi\u1edd c\u0169ng cho ti\u1ebfng tr\u1ea7m s\u00e2u v\u00e0 nhanh h\u01a1n h\u1eb3n nh\u1eefng c\u1eb7p loa th\u00f4ng th\u01b0\u1eddng c\u00f3 k\u00edch th\u01b0\u1edbc t\u01b0\u01a1ng \u0111\u01b0\u01a1ng. S\u1edf d\u0129 Acapella \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7 n\u00e0y cho module bass tr\u00ean High Violoncello II MK II l\u00e0 nh\u1eb1m \u0111\u1ea9y t\u1ed1c \u0111\u1ed9 \u0111\u00e1p \u1ee9ng c\u1ee7a driver woofer b\u1eaft k\u1ecbp v\u1edbi c\u00e1c driver v\u1ed1n c\u00f3 t\u1ed1c \u0111\u1ed9 si\u00eau nhanh \u1edf d\u1ea3i mid v\u00e0 d\u1ea3i treble.<\/p>\n

C\u00e1c driver woofer \u0111\u1ec1u c\u00f3 vi\u1ec1n nh\u00fan kh\u00e1 to, ch\u1eafc ch\u1eafn b\u1eb1ng cao su, \u0111\u1ed3ng th\u1eddi s\u1eed d\u1ee5ng m\u0169i \u0111\u1ecbnh t\u00e2m h\u01b0\u1edbng th\u1eb3ng v\u1ec1 ph\u00eda tr\u01b0\u1edbc, \u0111\u1ea3m b\u1ea3o h\u00e0nh tr\u00ecnh c\u1ee7a loa lu\u00f4n \u1ed5n \u0111\u1ecbnh, kh\u00f4ng b\u1ecb l\u1ec7ch tr\u1ee5c g\u00e2y n\u00ean hi\u1ec7n t\u01b0\u1ee3ng m\u00e9o ti\u1ebfng. Th\u00f4ng th\u01b0\u1eddng, ng\u01b0\u1eddi ta ch\u1ec9 m\u0169i \u0111\u1ecbnh t\u00e2m xu\u1ea5t hi\u1ec7n \u1edf loa mid, ho\u1eb7c midwoofer. Song tr\u00ean th\u1ef1c t\u1ebf, v\u1edbi \u0111\u1eb7c th\u00f9 ho\u1ea1t \u0111\u1ed9ng \u1edf c\u01b0\u1eddng \u0111\u1ed9 l\u1edbn, ch\u1ecbu nhi\u1ec1u \u00e1p l\u1ef1c t\u1eeb n\u0103ng l\u01b0\u1ee3ng ph\u1ea3n h\u1ed3i c\u1ee7a th\u00f9ng c\u0169ng nh\u01b0 ma s\u00e1t v\u1edbi kh\u00f4ng kh\u00ed, driver woofer ph\u1ea3i \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7 n\u00e0y tr\u01b0\u1edbc nh\u1ea5t. Nh\u1eadn th\u1ee9c \u0111\u01b0\u1ee3c t\u1ea7m quan tr\u1ecdng trong vi\u1ec7c n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng tr\u00ecnh di\u1ec5n d\u1ea3i tr\u1ea7m, Acapella \u0111\u00e3 ch\u1ee7 \u0111\u1ed9ng \u0111\u01b0a thi\u1ebft k\u1ebf n\u00e0y v\u00e0o c\u00e1c driver woofer. Ngo\u00e0i Acapella, ch\u00fang t\u00f4i c\u0169ng th\u1ea5y Zu Audio \u1ee9ng d\u1ee5ng thi\u1ebft k\u1ebf tr\u00ean cho driver woofer.<\/p>\n

Nh\u01b0 v\u1eady, ng\u01b0\u1eddi ch\u01a1i ho\u00e0n to\u00e0n c\u00f3 c\u01a1 s\u1edf \u0111\u1ec3 tin t\u01b0\u1edfng c\u1eb7p High Violoncello II MK II c\u00f3 m\u00e0n tr\u00ecnh di\u1ec5n c\u00e2n b\u1eb1ng gi\u1eefa c\u00e1c d\u1ea3i \u00e2m b\u1edfi ph\u1ea7n tr\u1ea7m – v\u1ed1n kh\u00f3 x\u1eed l\u00fd nh\u1ea5t, nay \u0111\u00e3 \u0111\u01b0\u1ee3c Acapella \u1ee9ng d\u1ee5ng nguy\u00ean t\u1eafc b\u1ed1 tr\u00ed driver v\u00e0 thi\u1ebft k\u1ebf driver theo nh\u1eefng c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn nh\u1ea5t.<\/p>\n

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[themepacific_box color=”blue” text_align=”left” width=”100%”]Trao \u0111\u1ed5i v\u1edbi ch\u00fang t\u00f4i, nh\u00e0 cung c\u1ea5p thi\u1ebft b\u1ecb C\u00f4ng Audio cho bi\u1ebft, Acapella l\u00e0 d\u00f2ng loa kh\u00e1 \u201c\u0111\u1ecfng \u0111\u1ea3nh\u201d, nh\u1ea5t l\u00e0 trong v\u1ea5n \u0111\u1ec1 set up thi\u1ebft b\u1ecb. \u0110\u1ec3 loa ph\u00e1t huy h\u1ebft ph\u1ea9m ch\u1ea5t, \u0111\u00f2i h\u1ecfi qu\u00e1 tr\u00ecnh k\u00ea \u0111\u1eb7t, c\u00e2n ch\u1ec9nh v\u1ecb tr\u00ed, h\u01b0\u1edbng loa ph\u1ea3i h\u1ebft tr\u1ee9c ki\u00ean nh\u1eabn v\u00e0 chu\u1ea9n x\u00e1c. B\u1edfi ch\u1ec9 c\u1ea7n \u0111\u1eb7t loa l\u1ec7ch \u0111i v\u00e0i cm, ho\u1eb7c v\u00e0i \u0111\u1ed9 l\u00e0 ng\u01b0\u1eddi ch\u01a1i s\u1ebd \u0111\u00e1nh m\u1ea5t c\u01a1 h\u1ed9i \u0111\u01b0\u1ee3c th\u01b0\u1edfng th\u1ee9c \u00e2m thanh \u201cki\u1ec3u Acapela\u201d. Ng\u01b0\u1ee3c l\u1ea1i, khi \u0111\u01b0\u1ee3c set up \u0111\u00fang, b\u1ea5t k\u1ef3 m\u1ed9t c\u1eb7p Acapella n\u00e0o c\u0169ng c\u00f3 th\u1ec3 mang \u0111\u1ebfn nh\u1eefng tr\u1ea3i nghi\u1ec7m \u00e2m nh\u1ea1c c\u00f3 m\u1ed9t kh\u00f4ng hai c\u1ee7a m\u1ed9t thi\u1ebft b\u1ecb t\u00e1i t\u1ea1o \u00e2m thanh \u0111\u1eb3ng c\u1ea5p.[\/themepacific_box]<\/p>\n

Tr\u00ean n\u00f3c c\u1ee7a th\u00f9ng loa ch\u00ednh ch\u1ee9a c\u00e1c driver woofer\/tweeter \u0111\u01b0\u1ee3c kh\u00eda h\u00ecnh ch\u1eef V, \u0111\u00e2y c\u0169ng l\u00e0 v\u1ecb tr\u00ed \u0111\u1ec3 g\u1eafn module ch\u1ee9a driver mid c\u00f9ng k\u00e8n t\u00e1n \u00e2m. Driver midrange c\u00f3 \u0111\u01b0\u1eddng k\u00ednh ch\u1ec9 x\u1ea5p x\u1ec9 50 mm, song k\u00e8m theo n\u00f3 l\u00e0 h\u1ec7 th\u1ed1ng h\u1ecdng k\u00e8n v\u00e0 mi\u1ec7ng k\u00e8n loe r\u1ed9ng t\u1edbi 470 mm.<\/p>\n

Loa tweeter ion TW1S \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed ngay b\u00ean d\u01b0\u1edbi module midrange. Driver n\u00e0y \u0111\u01b0\u1ee3c g\u1eafn trong m\u1ed9t bu\u1ed3ng ch\u1ee9a b\u1eb1ng kim lo\u1ea1i c\u00f3 \u0111\u1ee5c l\u1ed7. TW1S s\u1eed d\u1ee5ng d\u00e2y ngu\u1ed3n AC c\u1ee7a ch\u00ednh h\u00e3ng \u0111\u1ec3 c\u1ea5p \u0111i\u1ec7n cho to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng loa plasma ho\u1ea1t \u0111\u1ed9ng, bao g\u1ed3m b\u1ed9 ph\u00f3ng \u0111i\u1ec7n, ampli v\u00e0 bi\u1ebfn th\u1ebf cao \u00e1p. TW1S ho\u1ea1t \u0111\u1ed9ng theo nguy\u00ean l\u00fd c\u1ee7a loa plasma th\u00f4ng th\u01b0\u1eddng, c\u00f3 ngh\u0129a l\u00e0 \u0111i\u1ec7n c\u1ef1c trong bu\u1ed3ng \u0111\u1ed1t s\u1ebd ph\u00f3ng ra tia plasma. Ampli g\u1eafn trong \u0111i\u1ec1u khi\u1ec3n bi\u1ebfn th\u1ebf theo t\u00edn hi\u1ec7u \u00e2m thanh, l\u00e0m thay \u0111\u1ed5i c\u01b0\u1eddng \u0111\u1ed9 c\u1ee7a kh\u1ed1i plasma, bi\u1ebfn \u0111\u1ed5i \u00e1p su\u1ea5t kh\u00f4ng kh\u00ed xung quanh n\u00f3, t\u1ea1o n\u00ean s\u00f3ng \u00e2m t\u1edbi tai ng\u01b0\u1eddi nghe.<\/p>\n

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Tuy nhi\u00ean, loa TW1S c\u1ee7a Acapella c\u00f3 m\u1ed9t s\u1ed1 \u0111\u1eb7c \u0111i\u1ec3m \u01b0u tr\u1ed9i h\u01a1n c\u00e1c loa treble plasma kh\u00e1c. Th\u1ee9 nh\u1ea5t, \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng hi\u1ec7u su\u1ea5t cho loa, driver n\u00e0y s\u1eed d\u1ee5ng m\u1ed9t mi\u1ec7ng k\u00e8n t\u00e1n \u00e2m b\u1eb1ng \u0111\u1ed3ng \u0111\u01b0\u1eddng k\u00ednh 150 mm. Ti\u1ebfp \u0111\u1ebfn, \u0111\u1ec3 gi\u1ea3m thi\u1ec3u t\u00e1c h\u1ea1i c\u1ee7a tia plasma t\u1edbi s\u1ee9c kh\u1ecfe c\u1ee7a con ng\u01b0\u1eddi, bu\u1ed3ng \u0111\u1ed1t c\u1ee7a TW1S \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t, h\u1ea1n ch\u1ebf t\u1ed1i thi\u1ec3u s\u1ef1 x\u00e2m nh\u1eadp c\u1ee7a kh\u00f4ng kh\u00ed \u0111\u1ec3 oxy kh\u00f4ng b\u1ecb bi\u1ebfn \u0111\u1ed5i th\u00e0nh ozon.<\/p>\n

Loa tweeter plasma c\u1ee7a Acapella l\u00e0 m\u1ed9t trong nh\u1eefng thi\u1ebft k\u1ebf c\u00f3 kh\u1ea3 n\u0103ng t\u00e1i t\u1ea1o d\u1ea3i t\u1ea7n cao nh\u1ea5t hi\u1ec7n nay. Theo k\u1ebft qu\u1ea3 \u0111o \u0111\u01b0\u1ee3c, TW1S t\u00e1i hi\u1ec7n ti\u1ebfng treble l\u00ean t\u1edbi ng\u01b0\u1ee1ng 40 kHz, v\u01b0\u1ee3t xa kh\u1ea3 n\u0103ng nghe th\u1ea5y c\u1ee7a tai ng\u01b0\u1eddi. Tuy nhi\u00ean, nh\u1eefng h\u00e0i \u00e2m do n\u00f3 t\u1ea1o ra l\u1ea1i r\u1ea5t quan tr\u1ecdng trong vi\u1ec7c t\u00e1i t\u1ea1o n\u00ean nh\u1ea1c t\u00ednh c\u1ee7a d\u1ea3i cao. Nh\u1edd kh\u1ea3 n\u0103ng n\u00e0y m\u00e0 \u00e2m s\u1eafc c\u1ee7a nh\u1ea1c c\u1ee5, \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng nh\u1ea1c c\u1ee5 c\u1ed5 \u0111i\u1ec3n nh\u01b0 violin, piano, triangle, symbal\u2026 \u0111\u01b0\u1ee3c t\u00e1i t\u1ea1o trong tr\u1ebbo, r\u00f5 n\u00e9t, t\u1ef1 nhi\u00ean v\u00e0 tinh t\u1ebf.<\/p>\n

B\u1ed1 tr\u00ed v\u00e0 ph\u1ed1i gh\u00e9p<\/strong><\/p>\n

Do c\u1eb7p Acapella n\u00e0y qu\u00e1 l\u1edbn (cao 160 cm, n\u1eb7ng 140 kg) n\u00ean vi\u1ec7c di chuy\u1ec3n ch\u00fang \u0111\u1ebfn test lab g\u1ea7n nh\u01b0 kh\u00f4ng th\u1ec3. B\u1edfi v\u1eady n\u00ean showroom C\u00f4ng Audio \u0111\u00e3 b\u1ed1 tr\u00ed \u0111\u1ec3 ch\u00fang t\u00f4i c\u00f3 th\u1ec3 t\u1edbi ph\u00f2ng th\u1eed t\u1ea1i Vinhomes Riverside ti\u1ebfn h\u00e0nh nh\u1eefng cu\u1ed9c tr\u1ea3i nghi\u1ec7m kh\u00e1c nhau nh\u1eb1m c\u1ea3m nh\u1eadn c\u1eb7p loa m\u1ed9t c\u00e1ch to\u00e0n v\u1eb9n nh\u1ea5t.<\/p>\n

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T\u1ea1i \u0111\u00e2y, c\u1eb7p Acapella High Violoncello II MK II \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed trong m\u1ed9t ph\u00f2ng th\u1eed c\u00f3 di\u1ec7n t\u00edch ch\u1eebng 50 m2 – m\u1ed9t kh\u00f4ng gian t\u01b0\u01a1ng \u0111\u1ed1i l\u1edbn so v\u1edbi ti\u00eau chu\u1ea9n ph\u00f2ng nghe ph\u1ed5 bi\u1ebfn \u1edf Vi\u1ec7t Nam. Tuy nhi\u00ean, ngay c\u1ea3 trong kh\u00f4ng gian n\u00e0y th\u00ec v\u1edbi k\u00edch th\u01b0\u1edbc \u0111\u1ed3 s\u1ed9 c\u1ee7a m\u00ecnh, High Violoncello II MK II v\u1eabn kh\u00f4ng h\u1ec1 b\u1ecb ng\u1ee3p. Tr\u00e1i l\u1ea1i, module ch\u1ee9a c\u00e1c driver bass v\u00e0 driver treble ion h\u00ecnh tr\u1ee5 \u0111en khi k\u1ebft h\u1ee3p v\u1edbi h\u1ecdng k\u00e8n m\u00e0u \u0111\u1ecf loe ra ph\u00eda tr\u00ean l\u1ea1i t\u1ea1o th\u00e0nh nh\u1eefng \u0111i\u1ec3m nh\u1ea5n v\u1ec1 h\u00ecnh kh\u1ed1i v\u00e0 m\u00e0u s\u1eafc \u0111\u1ea7y th\u1ea9m m\u1ef9 trong ph\u00f2ng nghe c\u00f3 tone tr\u1eafng.<\/p>\n

[themepacific_box color=”blue” text_align=”left” width=”100%”]\u00c2m thanh c\u1ee7a c\u1eb7p loa, hay n\u00f3i \u0111\u00fang h\u01a1n, \u00e2m nh\u1ea1c do loa t\u00e1i t\u1ea1o gi\u00e0u t\u00ednh th\u01b0 gi\u00e3n, n\u00f3 h\u01b0\u1edbng th\u00ednh gi\u1ea3 t\u1edbi vi\u1ec7c l\u1eafng nghe c\u1ea3m x\u00fac c\u1ee7a m\u00ecnh nhi\u1ec1u h\u01a1n l\u00e0 nghe \u00e2m thanh t\u1eeb nh\u1eefng h\u1ec7 th\u1ed1ng playback th\u00f4ng th\u01b0\u1eddng.[\/themepacific_box]<\/p>\n

Ph\u00f2ng nghe c\u00f3 b\u1ec1 r\u1ed9ng ch\u1eebng 6m c\u00f9ng chi\u1ec1u d\u00e0i kho\u1ea3ng 8m v\u1edbi tr\u1ea7n 3,5m \u0111\u01b0\u1ee3c x\u1eed l\u00fd \u00e2m h\u1ecdc chuy\u00ean nghi\u1ec7p v\u1edbi c\u00e1c thi\u1ebft b\u1ecb ti\u00eau t\u00e1n \u00e2m ASC (Acoustic Sciences Corporation – M\u1ef9). \u0110\u00e2y l\u00e0 d\u00f2ng ti\u00eau t\u00e1n \u00e2m chuy\u00ean nghi\u1ec7p, \u0111\u01b0\u1ee3c c\u00e1c t\u1ea1p ch\u00ed \u00e2m thanh t\u1ea1i n\u01b0\u1edbc ngo\u00e0i \u0111\u00e1nh gi\u00e1 cao, v\u00e0 c\u00f3 hi\u1ec7u qu\u1ea3 c\u1ee5 th\u1ec3, r\u00f5 r\u00e0ng. Khi b\u1ed1 tr\u00ed \u0111\u00fang c\u00e1ch c\u00e1c thi\u1ebft b\u1ecb ti\u00eau t\u00e1n \u00e2m ASC, ph\u00f2ng nghe l\u1eadp t\u1ee9c s\u1ebd tr\u1edf n\u00ean h\u00e0i h\u00f2a v\u00e0 \u0103n nh\u1eadp v\u1edbi h\u1ec7 th\u1ed1ng hi-fi, hi-end c\u1ee7a ng\u01b0\u1eddi ch\u01a1i, khi \u0111\u00f3, ph\u00f2ng nghe ch\u1ec9 t\u1ea1o n\u00ean nh\u1eefng c\u1ed9ng h\u01b0\u1edfng c\u00f3 l\u1ee3i, tri\u1ec7t ti\u00eau c\u1ed9ng h\u01b0\u1edfng ti\u00eau c\u1ef1c sao cho \u00e2m thanh tr\u00ecnh di\u1ec5n c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb audio ti\u1ec7m c\u1eadn t\u1edbi c\u00e1c th\u00f4ng s\u1ed1 l\u00fd thuy\u1ebft.<\/p>\n

Thi\u1ebft b\u1ecb ph\u1ed1i gh\u00e9p c\u00f9ng High Violoncello II MK II c\u0169ng \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn kh\u00e1 k\u1ef9 sao cho h\u00e0i h\u00f2a \u0111\u01b0\u1ee3c hai y\u1ebfu t\u1ed1: ch\u1ea5t l\u01b0\u1ee3ng \u00e2m thanh v\u00e0 chi ph\u00ed. Trong nh\u1eefng l\u1ea7n th\u1eed t\u1ea1i \u0111\u00e2y, ch\u00fang t\u00f4i s\u1eed d\u1ee5ng c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u1ea7u b\u1ea3ng d\u00f2ng Reference c\u1ee7a Accustic Arts g\u1ed3m b\u1ed9 c\u01a1 Drive II k\u1ebft h\u1ee3p v\u1edbi b\u1ed9 gi\u1ea3i m\u00e3 Tube DAC II x\u1eed l\u00fd t\u00edn hi\u1ec7u t\u1edbi 32 bit\/192 kHz \u0111\u1ec3 l\u00e0m \u0111\u1ea7u \u0111\u1ecdc; ph\u1ea7n ti\u1ec1n khu\u1ebfch \u0111\u1ea1i do TUBE PREAMP II c\u00f3 t\u1ea7ng ra class A thu\u1ea7n \u0111\u1ea3m tr\u00e1ch; t\u1ea7ng khu\u1ebfch \u0111\u1ea1i c\u00f4ng su\u1ea5t do power AMP III th\u1ef1c hi\u1ec7n v\u1edbi 48 s\u00f2 MOSFET cho c\u00f4ng su\u1ea5t c\u1ef1c \u0111\u1ea1i t\u1edbi 1.000 watt\/4 Ohms \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u01b0\u1edbi d\u1ea1ng dual-mono.<\/p>\n

\"IMG_7272-400x600\"<\/a><\/p>\n

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Th\u0103ng hoa c\u1ea3m x\u00fac<\/strong><\/p>\n

B\u1edfi ngu\u1ed3n ph\u00e1t l\u00e0 b\u1ed9 DA\/Transport c\u1ee7a Accustic Arts, thu\u1ed9c m\u1ed9t trong nh\u1eefng d\u00f2ng \u0111\u1ea7u \u0111\u1ecdc t\u1ed1t nh\u1ea5t hi\u1ec7n nay n\u00ean ch\u00fang t\u00f4i t\u1eadp trung v\u00e0o ngu\u1ed3n \u0111\u0129a CD\/SACD ch\u1ea5t l\u01b0\u1ee3ng cao \u0111\u01b0\u1ee3c thu \u1edf chu\u1ea9n 24 bit, 32 bit \u0111\u1ec3 nghe ki\u1ec3m ch\u1ee9ng.<\/p>\n

Trong bu\u1ed5i nghe \u0111\u1ea7u ti\u00ean, ch\u00fang t\u00f4i kh\u00f4ng d\u00e0nh qu\u00e1 nhi\u1ec1u th\u1eddi gian \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 v\u00e0 ph\u00e2n t\u00edch, m\u00e0 ch\u1ee7 y\u1ebfu l\u00e0 \u0111\u1ec3 c\u00e2n ch\u1ec9nh thi\u1ebft b\u1ecb (v\u1ecb tr\u00ed set up loa t\u1ed1i \u01b0u, c\u00e1c linh-ph\u1ee5 ki\u1ec7n ph\u00f9 h\u1ee3p\u2026), t\u00ednh to\u00e1n v\u1ecb tr\u00ed ng\u1ed3i nghe t\u1ed1t nh\u1ea5t, v\u00e0 l\u00e0m quen v\u1edbi \u00e2m thanh c\u1ee7a c\u1eb7p loa.<\/p>\n

Tr\u01b0\u1edbc \u0111\u00e2y, ch\u00fang t\u00f4i t\u1eebng c\u00f3 nhi\u1ec1u d\u1ecbp th\u01b0\u1edfng th\u1ee9c \u00e2m thanh c\u1ee7a Acapella v\u1edbi m\u1ed9t s\u1ed1 d\u00f2ng \u0111\u1ea7u b\u1ea3ng nh\u01b0 Campanile, Triolon Excalibur, v\u00e0 th\u01b0\u1eddng xuy\u00ean l\u00e0 d\u00f2ng Violon. Kh\u00f4ng c\u00f2n qu\u00e1 xa l\u1ea1 v\u1edbi ch\u1ea5t \u00e2m \u0111\u1eb7c tr\u01b0ng c\u1ee7a d\u00f2ng loa n\u00e0y, v\u1edbi nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m m\u00e0 ai c\u0169ng c\u00f3 th\u1ec3 n\u00eau ra kh\u00f4ng ng\u1ea7n ng\u1ea1i nh\u01b0 trung \u00e2m t\u1ef1 nhi\u00ean, chi ti\u1ebft, treble cao, tinh t\u1ebf, kh\u00f4ng gian s\u00e2n kh\u1ea5u r\u1ed9ng v\u00e0 \u00e2m h\u00ecnh r\u00f5\u2026 Song khi nghe nh\u1ea1c tr\u00ean c\u1eb7p loa th\u1ebf h\u1ec7 m\u1edbi High Violoncello II MK II, nh\u1eefng thay \u0111\u1ed5i v\u1ec1 \u00e2m thanh tr\u1edf n\u00ean t\u00edch c\u1ef1c \u0111\u1ebfn n\u1ed7i, tho\u1ea1t ti\u00ean, n\u00f3 cho t\u00f4i c\u1ea3m gi\u00e1c nh\u01b0 \u0111\u01b0\u1ee3c nghe m\u1ed9t d\u00f2ng loa m\u1edbi, l\u00e0 \u0111\u1ed1i th\u1ee7 trong tr\u01b0\u1eddng ph\u00e1i c\u1ee7a Acapella, nh\u01b0ng t\u1ed1t h\u01a1n.<\/p>\n

\"IMG_7280-600x400\"<\/a><\/p>\n

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Trong nh\u1eefng l\u1ea7n tr\u1ea3i nghi\u1ec7m v\u1edbi High Violoncello II MK II, h\u1ec5 ti\u1ebfng nh\u1ea1c c\u1ea5t l\u00ean, l\u1eadp t\u1ee9c khi\u1ebfn ch\u00fang t\u00f4i qu\u00ean \u0111i nh\u1eefng kh\u00e1i ni\u1ec7m v\u1ec1 c\u00f4ng ngh\u1ec7 plasma, thi\u1ebft k\u1ebf isobaric hay c\u1ea5u tr\u00fac horn, th\u1eadm ch\u00ed ngay c\u1ea3 kh\u1ed1i loa \u0111\u1ed3 s\u1ed9 trong ph\u00f2ng c\u0169ng bi\u1ebfn m\u1ea5t. Nh\u1eefng g\u00ec c\u00f2n l\u1ea1i ch\u1ec9 thu\u1ea7n khi\u1ebft l\u00e0 \u00e2m nh\u1ea1c, c\u1ea3m x\u00fac c\u1ee7a ngh\u1ec7 s\u1ef9 tr\u00ecnh t\u1ea5u v\u00e0 s\u1ef1 rung \u0111\u1ed9ng c\u1ee7a ng\u01b0\u1eddi nghe. V\u1edbi c\u1eb7p loa n\u00e0y, ch\u00fang t\u00f4i kh\u00f4ng m\u1ea5t c\u00f4ng ph\u1ea3i t\u01b0\u1edfng t\u01b0\u1ee3ng, hay h\u00ecnh dung, c\u0169ng kh\u00f4ng c\u00f2n li\u00ean t\u01b0\u1edfng t\u1edbi ti\u1ebfng treble t\u01a1i, m\u1ea3nh, cao v\u00fat l\u00e0 do c\u00e1i g\u00ec, gi\u1ecdng h\u00e1t tho\u00e1t, \u0111\u1ea7y, d\u1ea7y, \u1ea5m nh\u01b0 v\u1eady l\u00e0 t\u1eeb \u0111\u00e2u\u2026 \u00c2m thanh c\u1ee7a c\u1eb7p loa, hay n\u00f3i \u0111\u00fang h\u01a1n, \u00e2m nh\u1ea1c do loa t\u00e1i t\u1ea1o gi\u00e0u t\u00ednh th\u01b0 gi\u00e3n, n\u00f3 h\u01b0\u1edbng th\u00ednh gi\u1ea3 t\u1edbi vi\u1ec7c l\u1eafng nghe c\u1ea3m x\u00fac c\u1ee7a m\u00ecnh nhi\u1ec1u h\u01a1n l\u00e0 nghe \u00e2m thanh t\u1eeb nh\u1eefng h\u1ec7 th\u1ed1ng playback th\u00f4ng th\u01b0\u1eddng.<\/p>\n

Piano, lu\u00f4n l\u00e0 th\u1ee9 nh\u1ea1c c\u1ee5 c\u00f3 \u0111\u1ed9 th\u00e1ch th\u1ee9c cao nh\u1ea5t \u0111\u1ed1i v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng audio, ngay c\u1ea3 v\u1edbi d\u00e0n hi-end. Th\u00f4ng th\u01b0\u1eddng, khi nghe nh\u1ea1c c\u1ee5 n\u00e0y tr\u00ean d\u00e0n m\u00e1y, nghe \u0111\u00fang ch\u01b0a ch\u1eafc \u0111\u00e3 hay, ng\u01b0\u1ee3c l\u1ea1i, nghe hay ch\u01b0a h\u1eb3n \u0111\u00e3 \u0111\u00fang. \u0110\u1ec3 t\u00e1i t\u1ea1o l\u1ea1i \u00e2m thanh c\u1ee7a nh\u1ea1c c\u1ee5 c\u00f3 c\u1ea5u t\u1ea1o ph\u1ee9c t\u1ea1p b\u1eadc nh\u1ea5t v\u1edbi ph\u1ed5 t\u1ea7n r\u1ed9ng nh\u01b0 piano, \u0111\u00f2i h\u1ecfi nh\u1eefng c\u1eb7p loa b\u00ean c\u1ea1nh vi\u1ec7c s\u1edf h\u1eefu m\u1ed9t d\u1ea3i t\u1ea7n r\u1ed9ng, \u0111\u1ed9 \u0111\u1ed9ng c\u1ef1c cao, \u0111\u1ed9 tuy\u1ebfn t\u00ednh g\u1ea7n nh\u01b0 ph\u1eb3ng tuy\u1ec7t \u0111\u1ed1i th\u00ec quan tr\u1ecdng h\u01a1n c\u1ea3, l\u00e0 kh\u1ea3 n\u0103ng t\u00e1i t\u1ea1o h\u00e0i \u00e2m t\u1eeb th\u1ea5p \u0111\u1ebfn cao ph\u1ea3i c\u1ef1c k\u1ef3 ch\u00ednh x\u00e1c, tinh t\u1ebf, b\u1edfi \u00e2m thanh c\u1ee7a piano ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o \u00e2m b\u1ed3i, sau \u00e2m thanh tr\u1ef1c ti\u1ebfp t\u1eeb ti\u1ebfng b\u00faa g\u00f5 tr\u00ean d\u00e2y.<\/p>\n

V\u1edbi \u0111\u0129a SACD The Complete Nocturnes<\/em> c\u1ee7a Chopin do ngh\u1ec7 s\u1ef9 d\u01b0\u01a1ng c\u1ea7m Gergely Bog\u00e1nyi th\u1ec3 hi\u1ec7n (Stockfisch Record) v\u1ed1n c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng \u00e2m thanh r\u1ea5t t\u1ed1t, v\u00e0 khi nghe qua c\u1eb7p loa High Violoncello II MK II, ti\u1ebfng \u0111\u00e0n d\u01b0\u01a1ng c\u1ea7m \u0111\u01b0\u1ee3c t\u00e1i t\u1ea1o ch\u01b0a bao gi\u1edd \u0111\u1eb9p, v\u00e0 t\u1ef1 nhi\u00ean nh\u01b0 v\u1eady. C\u1eb7p loa kh\u00f4ng l\u00e0m ti\u1ebfng \u0111\u00e0n tr\u1edf n\u00ean m\u1ecdng h\u01a1n, c\u0103ng h\u01a1n, trong h\u01a1n hay s\u00f3ng s\u00e1nh h\u01a1n. M\u00e0 \u0111\u01a1n gi\u1ea3n, n\u00f3 nh\u01b0 m\u1ed9t nh\u1ea1c c\u00f4ng ch\u01a1i l\u1ea1i b\u1ea3n nh\u1ea1c trong ph\u00f2ng nghe tr\u00ean m\u1ed9t chi\u1ebfc piano c\u00f3 th\u1ef1c. Nh\u01b0ng quan tr\u1ecdng h\u01a1n vi\u1ec7c t\u00e1i hi\u1ec7n \u00e2m thanh sao cho \u0111\u00fang, High Violoncello II MK II coi tr\u1ecdng vi\u1ec7c t\u00e1i t\u1ea1o c\u1ea3m x\u00fac c\u1ee7a b\u1ea3n nh\u1ea1c, v\u1ed1n mang \u201cm\u00e3 gen\u201d c\u1ee7a c\u1ea3 t\u00e1c gi\u1ea3 l\u1eabn ngh\u1ec7 s\u1ef9 bi\u1ec3u di\u1ec5n. Ti\u1ebfng \u0111\u00e0n khi ch\u1eadm r\u00e3i, khoan thai, khi d\u1eadp d\u1ed3n v\u1edbi c\u1ea3m x\u00fac b\u1ecb k\u00ecm n\u00e9n, nay \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng ra 10 \u0111\u1ea7u ng\u00f3n tay c\u1ee7a Gergely Bog\u00e1nyi \u0111\u1ea7y ch\u1ea5t ch\u1ee9a.<\/p>\n

Khi chuy\u1ec3n sang album piano Late Piano Works<\/em>\u00a0c\u1ee7a Franz Liszt, do ngh\u1ec7 s\u1ef9 d\u01b0\u01a1ng c\u1ea7m P\u00e9ter Tosth, ngay l\u1eadp t\u1ee9c, ch\u00fang t\u00f4i c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c s\u1ef1 kh\u00e1c bi\u1ec7t t\u1eeb k\u1ef9 thu\u1eadt tr\u00ecnh t\u1ea5u, \u00e2m s\u1eafc c\u1ee7a nh\u1ea1c c\u1ee5 khi ch\u01a1i tr\u00ean m\u1ed9t c\u00e2y piano kh\u00e1c, cho t\u1edbi \u00e2m h\u1ecdc c\u1ee7a ph\u00f2ng nghe v\u00e0 hi\u1ec7u \u1ee9ng micro t\u00e1c \u0111\u1ed9ng t\u1edbi b\u1ea3n ghi ra sao.<\/p>\n

D\u1eabu l\u00e0 l\u1ea7n nghe th\u1ee9 nh\u1ea5t, hay th\u1ee9 hai th\u00ec tr\u1ea3i nghi\u1ec7m nghe piano tr\u00ean c\u1eb7p loa n\u00e0y v\u1eabn \u0111\u1ea7y d\u1ec5 ch\u1ecbu v\u00e0 th\u00fa v\u1ecb. M\u1ed7i khi nh\u1ea1c n\u1ed5i l\u00ean, ch\u00fang t\u00f4i l\u1ea1i c\u00f3 c\u1ea3m gi\u00e1c nh\u01b0 \u0111ang ng\u1ed3i trong m\u1ed9t th\u00ednh ph\u00f2ng v\u1edbi ng\u01b0\u1eddi ngh\u1ec7 s\u1ef9 b\u1eb1ng x\u01b0\u01a1ng b\u1eb1ng th\u1ecbt. T\u1eebng ti\u1ebfng \u0111\u00e0n vang l\u00ean r\u00f5 r\u00e0ng, r\u00e0nh r\u1ecdt v\u1edbi cao \u0111\u1ed9, c\u01b0\u1eddng \u0111\u1ed9, tr\u01b0\u1eddng \u0111\u1ed9 c\u00f3 th\u1ec3 ph\u00e2n bi\u1ec7t kh\u00f4ng m\u1ea5y kh\u00f3 kh\u0103n. Ti\u1ebfng b\u00faa g\u00f5 tr\u00ean d\u00e2y \u0111\u00e0n vang, trong, nh\u1eefng h\u00e0i \u00e2m tinh t\u1ebf lan t\u1ecfa trong kh\u00f4ng gian, nh\u1ecf d\u1ea7n r\u1ed3i t\u1eeb t\u1eeb bi\u1ebfn m\u1ea5t \u1edf c\u00e1c v\u1ecb tr\u00ed kh\u00e1c nhau r\u1ea5t th\u00fa v\u1ecb.<\/p>\n

Chuy\u1ec3n sang nh\u1eefng album nh\u1ea1c c\u00f3 l\u1eddi, t\u1eeb d\u00f2ng blues c\u1ee7a B.B.King, country c\u1ee7a David Munyon hay jazz \u0111\u01b0\u01a1ng \u0111\u1ea1i c\u1ee7a Diana Krall cho t\u1edbi d\u00f2ng nh\u1ea1c tr\u1eef t\u00ecnh c\u1ee7a Vi\u1ec7t Nam v\u1edbi c\u00e1c gi\u1ecdng ca trong v\u00e0 ngo\u00e0i n\u01b0\u1edbc nh\u01b0 T\u00f9ng D\u01b0\u01a1ng, Thanh Lam, M\u1ef9 Linh, Nguy\u00ean Khang, Tu\u1ea5n Ng\u1ecdc\u2026, t\u1ea5t c\u1ea3 \u0111\u1ec1u mang l\u1ea1i nh\u1eefng tr\u1ea3i nghi\u1ec7m nghe l\u00f4i cu\u1ed1n.<\/p>\n

C\u00f3 l\u1ebd High Violoncello II MK II n\u00f3i ri\u00eang, v\u00e0 loa Acapella s\u1eed d\u1ee5ng trung k\u00e8n, treble plasma n\u00f3i chung \u0111\u1ec1u n\u1eb1m trong s\u1ed1 nh\u1eefng c\u1eb7p loa c\u00f3 kh\u1ea3 n\u0103ng t\u00e1i t\u1ea1o gi\u1ecdng h\u00e1t hay nh\u1ea5t. Ch\u01b0a bao gi\u1edd, ch\u00fang t\u00f4i nghe th\u1ea5y gi\u1ecdng h\u00e1t t\u1eeb m\u1ed9t c\u1ed7 m\u00e1y t\u00e1i t\u1ea1o \u00e2m thanh l\u1ea1i gi\u00e0u ch\u1ea5t \u201cng\u01b0\u1eddi\u201d nh\u01b0 v\u1eady. T\u1eeb h\u01a1i th\u1edf nh\u1eb9, t\u1eeb ti\u1ebfng l\u1ea5y h\u01a1i, nh\u1ea3 ch\u1eef, t\u1eeb \u00e2m ng\u00e2n rung trong l\u1ed3ng ng\u1ef1c, t\u1ea1i c\u1ed5 h\u1ecdng c\u1ee7a ca s\u1ef9 \u0111\u1ec1u \u0111\u01b0\u1ee3c t\u00e1i t\u1ea1o \u0111\u1ea7y \u0111\u1ee7.<\/p>\n

\u1ede c\u1eb7p loa n\u00e0y, b\u00ean c\u1ea1nh tinh th\u1ea7n chung c\u1ee7a b\u1ea3n nh\u1ea1c m\u00e0 ng\u01b0\u1eddi nghe d\u1ec5 d\u00e0ng l\u0129nh h\u1ed9i, n\u00f3 c\u00f2n l\u1ea5p \u0111\u1ea7y kho\u1ea3ng c\u00e1ch gi\u1eefa th\u00ednh gi\u1ea3 v\u00e0 ngh\u1ec7 s\u1ef9, khi\u1ebfn ng\u01b0\u1eddi nghe c\u1ea3m nh\u1eadn r\u00f5 v\u00e0 ch\u00ednh x\u00e1c c\u1ea3m x\u00fac c\u0169ng nh\u01b0 k\u1ef9 thu\u1eadt c\u1ee7a ca s\u1ef9, hay ngh\u1ec7 s\u1ef9 ch\u01a1i nh\u1ea1c c\u1ee5. Ch\u00ednh nh\u1eefng tr\u1ea3i nghi\u1ec7m c\u00f3 chi\u1ec1u s\u00e2u n\u00e0y \u0111\u00e3 n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng th\u01b0\u1edfng th\u1ee9c cho ng\u01b0\u1eddi nghe, khi\u1ebfn nh\u1eefng kho\u1ea3nh kh\u1eafc nghe nh\u1ea1c tr\u1edf n\u00ean th\u00fa v\u1ecb h\u01a1n r\u1ea5t nhi\u1ec1u.<\/p>\n

V\u1edbi th\u1ec3 lo\u1ea1i nh\u1ea1c giao h\u01b0\u1edfng d\u00e0n l\u1edbn, b\u1ea3n nh\u1ea1c \u0111\u01b0\u1ee3c ch\u1ecdn nghe \u0111\u1ec3 tr\u1ea3i nghi\u1ec7m l\u00e0 Dance Symphony c\u1ee7a nh\u1ea1c s\u1ef9 Nga Rachmaninoff. \u0110\u00e2y l\u00e0 m\u1ed9t b\u1ea3n nh\u1ea1c ho\u00e0n h\u1ea3o cho c\u1ea3 vi\u1ec7c th\u01b0\u1edfng th\u1ee9c \u00e2m nh\u1ea1c l\u1eabn ki\u1ec3m ch\u1ee9ng \u00e2m thanh. Nh\u1eefng kh\u00fac pianissimo v\u1edbi ti\u1ebfng symbal, triangle, s\u00e1o g\u1ed7 v\u00e0 ti\u1ebfng g\u1ea1i c\u1ee7a c\u00e2y v\u0129 tr\u00ean d\u00e0n d\u00e2y \u1edf c\u01b0\u1eddng \u0111\u1ed9 nh\u1ecf v\u00f4 c\u00f9ng vi t\u1ebf. Ng\u01b0\u1ee3c l\u1ea1i, nh\u1eefng \u0111o\u1ea1n fortissimo v\u1edbi c\u1ea3 tr\u0103m nh\u1ea1c c\u1ee5 h\u00f2a thanh c\u00f9ng t\u1ed1c \u0111\u1ed9, c\u01b0\u1eddng \u0111\u1ed9 cao, ti\u1ebfng tr\u1ed1ng \u0111\u1ecbnh \u00e2m \u0111\u1eadp li\u00ean h\u1ed3i v\u00e0 d\u00e0n \u0111\u1ed3ng c\u00f9ng l\u00fac h\u00f2a thanh t\u1ea1o th\u00e0nh nh\u1eefng \u00e2m thanh v\u00f4 c\u00f9ng tr\u00e1ng l\u1ec7. Hay, nh\u01b0ng kh\u00f4ng d\u1ec5 th\u1ec3 hi\u1ec7n. B\u1edfi n\u1ebfu loa c\u00f3 d\u1ea3i tr\u1ea7m kh\u00f4ng \u0111\u1ee7 s\u00e2u, d\u1ea3i cao kh\u00f4ng \u0111\u1ee7 t\u01a1i m\u1ecbn v\u00e0 tinh t\u1ebf c\u00f9ng \u0111\u1ed9 \u0111\u1ed9ng kh\u00f4ng \u0111\u1ee7 l\u1edbn th\u00ec t\u1eeb m\u1ed9t b\u1ea3n nh\u1ea1c tuy\u1ec7t hay c\u00f3 th\u1ec3 bi\u1ebfn th\u00e0nh nh\u1eefng tr\u1ea3i nghi\u1ec7m nghe v\u00f4 c\u00f9ng \u201c\u0111au th\u01b0\u01a1ng\u201d. Tr\u00ean th\u1ef1c t\u1ebf, b\u1ea3n th\u1eed \u201cs\u1ed1ng c\u00f2n\u201d n\u00e0y \u0111\u00e3 \u0111\u00e1nh tr\u01b0\u1ee3t kh\u00f4ng bi\u1ebft bao nhi\u00eau c\u1eb7p loa m\u00e0 tho\u1ea1t nghe qua r\u1ea5t \u0111\u01b0\u1ee3c.<\/p>\n

High Violoncello II MK II \u0111\u00e3 tr\u00ecnh t\u1ea5u b\u1ea3n nh\u1ea1c tr\u00ean v\u1edbi s\u1ef1 ung dung c\u00f9ng \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n cao, gi\u00e0u k\u1ecbch t\u00ednh. Kh\u00f4ng gian c\u1ee7a d\u00e0n nh\u1ea1c \u0111\u01b0\u1ee3c b\u00e0y ra trong m\u1ed9t \u00e2m h\u00ecnh 3D n\u1edf r\u1ed9ng \u1edf m\u1ecdi chi\u1ec1u k\u00edch. Tuy nhi\u00ean, v\u1edbi phi\u00ean b\u1ea3n MK II n\u00e0y, c\u00f3 m\u1ed9t \u0111i\u1ec1u \u0111\u1eb7c bi\u1ec7t l\u00e0 \u00e2m h\u00ecnh kh\u00f4ng c\u00f3 \u0111\u1ed9 ti\u1ebfn nh\u01b0 \u1edf m\u1ed9t s\u1ed1 d\u00f2ng loa th\u1ebf h\u1ec7 tr\u01b0\u1edbc, hay gi\u1ed1ng nh\u01b0 nhi\u1ec1u m\u1eabu loa k\u00e8n n\u00f3i chung. Ng\u01b0\u1ee3c l\u1ea1i, \u00e2m h\u00ecnh tr\u1edf v\u1ec1 c\u00e2n b\u1eb1ng, v\u00e0 th\u1eadm ch\u00ed, trong m\u1ed9t s\u1ed1 t\u00e1c ph\u1ea9m, v\u00ed d\u1ee5 nh\u01b0 Dance Symphony, \u00e2m h\u00ecnh c\u00f2n c\u00f3 \u0111\u1ed9 l\u00f9i s\u00e2u, t\u00e1i hi\u1ec7n ch\u00e2n th\u1ef1c m\u1ed9t s\u00e2n kh\u1ea5u h\u00f2a nh\u1ea1c giao h\u01b0\u1edfng.<\/p>\n

\u0110o\u1ea1n nh\u1ea1c khi\u1ebfn ch\u00fang t\u00f4i h\u1ed3i h\u1ed9p nh\u1ea5t l\u00e0 d\u00e0n symbal \u0111\u01b0\u1ee3c ch\u01a1i \u1edf c\u01b0\u1eddng \u0111\u1ed9 l\u1edbn, c\u00f3 \u00e2m l\u01b0\u1ee3ng c\u1ef1c l\u1edbn, th\u01b0\u1eddng r\u1ea5t kh\u00f3 nghe ngay c\u1ea3 v\u1edbi m\u1ed9t s\u1ed1 d\u00e0n m\u00e1y hi-end, nay \u0111\u00e3 \u0111\u01b0\u1ee3c High Violoncello II MK II th\u1ec3 hi\u1ec7n m\u1ed9t c\u00e1ch b\u1ea3n l\u0129nh, r\u1ea5t l\u1ecdt tai. C\u00f3 l\u1ebd do kh\u1ea3 n\u0103ng x\u1eed l\u00fd n\u0103ng l\u01b0\u1ee3ng d\u1ea3i cao c\u1ee7a loa plasma qu\u00e1 \u0111i\u1ec7u ngh\u1ec7 n\u00ean \u0111\u00e3 chuy\u1ec3n h\u00f3a th\u00e0nh c\u00f4ng nh\u1eefng h\u00e0i \u00e2m c\u1ee7a d\u00e0n symbal th\u00e0nh nh\u1eefng \u00e2m thanh c\u1ee7a nh\u1ea1c c\u1ee5 t\u1ef1 nhi\u00ean.<\/p>\n

T\u1ea1m k\u1ebft<\/strong><\/p>\n

V\u1edbi kho\u1ea3ng th\u1eddi gian tr\u1ea3i nghi\u1ec7m \u0111\u1ee7 l\u00e2u \u0111\u1ec3 c\u1ea3m nh\u1eadn t\u01b0\u01a1ng \u0111\u1ed1i ch\u00ednh x\u00e1c v\u1ec1 \u00e2m thanh c\u1ee7a High Violoncello II MK II, c\u00f3 th\u1ec3 th\u1ea5y c\u1eb7p loa n\u00e0y c\u00f3 \u00e2m thanh r\u1ea5t t\u1ef1 nhi\u00ean v\u00e0 c\u1ef1c k\u1ef3 quy\u1ebfn r\u0169, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf d\u1ea3i trung v\u00e0 d\u1ea3i cao. N\u00f3 t\u00e1i hi\u1ec7n \u00e2m s\u1eafc c\u1ee7a nh\u1ea1c c\u1ee5, c\u1ee7a gi\u1ecdng ng\u01b0\u1eddi r\u1ea5t ch\u00ednh x\u00e1c. C\u00f2n v\u1edbi d\u1ea3i tr\u1ea7m, High Violoncello II MK II \u0111\u00f2i h\u1ecfi ampli c\u0169ng thu\u1ed9c h\u1ea1ng ultra hi-end \u0111\u1ec3 k\u1ebft \u0111\u00f4i m\u1edbi c\u00f3 th\u1ec3 ph\u00e1t huy \u0111\u01b0\u1ee3c h\u1ebft \u0111\u1ed9 tinh t\u1ebf.<\/p>\n

M\u1ed9t s\u1ed1 l\u01b0u \u00fd quan tr\u1ecdng khi ch\u01a1i High Violoncello II MK II l\u00e0 c\u1eb7p loa n\u00e0y r\u1ea5t nh\u1ea1y c\u1ea3m v\u1edbi ph\u00f2ng nghe c\u0169ng nh\u01b0 v\u1ecb tr\u00ed k\u00ea \u0111\u1eb7t. Tr\u01b0\u1edbc h\u1ebft, \u0111\u1ec3 loa ph\u00e1t huy h\u1ebft kh\u1ea3 n\u0103ng tr\u00ecnh di\u1ec5n, c\u1ea7n m\u1ed9t ph\u00f2ng nghe c\u00f3 di\u1ec7n t\u00edch t\u1ed1i thi\u1ec3u 40m2 tr\u1edf l\u00ean, v\u00e0 k\u00ea c\u00e1ch c\u00e1c di\u1ec7n t\u01b0\u1eddng t\u1ed1i thi\u1ec3u 1m. C\u00e2n ch\u1ec9nh h\u01b0\u1edbng loa c\u0169ng l\u00e0 m\u1ed9t ph\u1ea7n vi\u1ec7c t\u1ec9 m\u1ec9 \u0111\u00f2i h\u1ecfi ng\u01b0\u1eddi ch\u01a1i ph\u1ea3i ki\u00ean nh\u1eabn \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c \u00e2m h\u00ecnh t\u1ed1t nh\u1ea5t, v\u1edbi chi\u1ec1u s\u00e2u s\u00e2n kh\u1ea5u t\u1ed1i \u0111a.<\/p>\n

Ngo\u00e0i ra, v\u1edbi c\u00f4ng su\u1ea5t ph\u00e1t \u00e2m l\u1edbn \u1edf c\u00e1c d\u1ea3i, \u0111\u1eb7c bi\u1ec7t l\u00e0 d\u1ea3i tr\u1ea7m, ng\u01b0\u1eddi ch\u01a1i c\u1ea7n c\u1ea9n tr\u1ecdng trong vi\u1ec7c x\u1eed l\u00fd \u00e2m h\u1ecdc ph\u00f2ng nghe \u0111\u1ec3 h\u1ea1n ch\u1ebf t\u1ed1i thi\u1ec3u hi\u1ec7n t\u01b0\u1ee3ng d\u1ed9i \u00e2m.<\/p>\n

Nh\u01b0 v\u1eady, \u0111\u1ec3 ch\u01a1i hay High Violoncello II MK II kh\u00f4ng \u0111\u01a1n gi\u1ea3n. N\u00f3 \u0111\u00f2i h\u1ecfi \u1edf ng\u01b0\u1eddi ch\u01a1i s\u1ef1 hi\u1ec3u bi\u1ebft, t\u00ednh ki\u00ean nh\u1eabn, kh\u1ea3 n\u0103ng t\u00e0i ch\u00ednh cao v\u00e0 m\u1ed9t s\u1ed1 y\u00eau c\u1ea7u nh\u1ea5t \u0111\u1ecbnh v\u1ec1 h\u1ea1 t\u1ea7ng (ph\u00f2ng nghe). \u0110\u00e2y c\u0169ng l\u00e0 m\u1ed9t th\u1ef1c t\u1ebf \u0111\u1ed1i v\u1edbi h\u1ea7u h\u1ebft c\u00e1c c\u1eb7p loa hi-end k\u00edch th\u01b0\u1edbc l\u1edbn.<\/p>\n

\u01afu \u0111i\u1ec3m:<\/strong> C\u00f4ng ngh\u1ec7 ch\u1ebf t\u00e1c h\u00e0ng \u0111\u1ea7u, thi\u1ebft k\u1ebf th\u1ea9m m\u1ef9 cao, trung \u00e2m v\u00e0 d\u1ea3i cao v\u00f4 c\u00f9ng t\u1ef1 nhi\u00ean, hi\u1ec7u \u1ee9ng \u201cbi\u1ebfn m\u1ea5t\u201d c\u1ee7a loa r\u1ea5t t\u1ed1t, nghe hay v\u1edbi nhi\u1ec1u th\u1ec3 lo\u1ea1i nh\u1ea1c.<\/em><\/p>\n

Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong> Gi\u00e1 cao, \u00edt ng\u01b0\u1eddi c\u00f3 c\u01a1 h\u1ed9i nghe v\u00e0 s\u1edf h\u1eefu. Mu\u1ed1n loa ph\u00e1t huy \u0111\u01b0\u1ee3c h\u1ebft th\u1ebf m\u1ea1nh \u0111\u00f2i h\u1ecfi vi\u1ec7c set-up c\u1ea7u k\u1ef3 v\u00e0 kh\u00e1 t\u1ed1n k\u00e9m.<\/em><\/p>\n

Gi\u00e1 tham kh\u1ea3o:<\/strong> 75.000 USD\/c\u1eb7p<\/p>\n","protected":false},"excerpt":{"rendered":"

HFVN – \u2026 khi ti\u1ebfng nh\u1ea1c c\u1ea5t l\u00ean, l\u1eadp t\u1ee9c ng\u01b0\u1eddi ta s\u1ebd qu\u00ean \u0111i nh\u1eefng kh\u00e1i ni\u1ec7m v\u1ec1 c\u00f4ng ngh\u1ec7 plasma, thi\u1ebft k\u1ebf isobaric hay c\u1ea5u tr\u00fac horn, th\u1eadm ch\u00ed ngay c\u1ea3 kh\u1ed1i loa \u0111\u1ed3 s\u1ed9 trong ph\u00f2ng c\u0169ng bi\u1ebfn m\u1ea5t. Nh\u1eefng g\u00ec c\u00f2n l\u1ea1i ch\u1ec9 thu\u1ea7n khi\u1ebft l\u00e0 \u00e2m nh\u1ea1c, c\u1ea3m x\u00fac c\u1ee7a…<\/p>\n","protected":false},"author":5,"featured_media":35617,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"footnotes":"","jetpack_publicize_message":"","jetpack_is_tweetstorm":false,"jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":[]},"categories":[12,15],"tags":[537],"class_list":["post-35610","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-danh-gia-review","category-tin-tuc","tag-acapella","category-12","category-15","description-off"],"jetpack_publicize_connections":[],"yoast_head":"\nAcapella High Violoncello II MK II: Nh\u1eefng c\u00f4ng ngh\u1ec7 ch\u1ebf t\u00e1c h\u00e0ng \u0111\u1ea7u - SaigonStereo<\/title>\n<meta name=\"description\" content=\"High Violoncello MK II t\u00e1i hi\u1ec7n \u00e2m s\u1eafc c\u1ee7a nh\u1ea1c c\u1ee5, c\u1ee7a gi\u1ecdng ng\u01b0\u1eddi r\u1ea5t ch\u00ednh x\u00e1c. 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