{"id":332,"date":"2023-03-16T15:51:27","date_gmt":"2023-03-16T08:51:27","guid":{"rendered":"https:\/\/quantranit.com\/?p=332"},"modified":"2025-06-23T06:23:04","modified_gmt":"2025-06-23T06:23:04","slug":"huong-dan-cai-dat-phong-hoi-thao-micro-khac-phuc-hien-tuong-hu-rit-am-thanh","status":"publish","type":"post","link":"https:\/\/quantranit.myds.me\/?p=332","title":{"rendered":"H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t ph\u00f2ng h\u1ed9i th\u1ea3o, micro kh\u1eafc ph\u1ee5c hi\u1ec7n t\u01b0\u1ee3ng h\u00fa r\u00edt \u00e2m thanh"},"content":{"rendered":"

C\u00e1c b\u01b0\u1edbc th\u1ef1c hi\u1ec7n c\u00e0i \u0111\u1eb7t ph\u00f2ng h\u1ed9i th\u1ea3o tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng h\u00fa r\u00edt<\/strong><\/h2>\n

Hi c\u00e1c b\u1ea1n. \u1ede b\u00e0i vi\u1ebft n\u00e0y Qu\u00e2n s\u1ebd h\u01b0\u1edbng d\u1eabn c\u00e1c b\u1ea1n c\u00e1ch c\u1ea5u h\u00ecnh c\u00e0i \u0111\u1eb7t, li\u00ean k\u1ebft h\u1ec7 th\u1ed1ng \u00e2m thanh h\u1ed9i th\u1ea3o v\u1edbi h\u1ec7 th\u1ed1ng \u00e2m thanh b\u1ed5 tr\u1ee3 sao cho ch\u1ea5t l\u01b0\u1ee3ng \u00e2m thanh l\u00e0 hay nh\u1ea5t. Lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n ti\u1ebfng h\u00fa, r\u00edt c\u1ee7a \u00e2m thanh.<\/p>\n

H\u1ec7 th\u1ed1ng h\u00f4m nay c\u1ee7a ch\u00fang ta s\u1ebd bao g\u1ed3m:<\/p>\n

    \n
  1. B\u1ed9 thi\u1ebft b\u1ecb h\u1ed9i th\u1ea3o Televic (Bao g\u1ed3m trung t\u00e2m v\u00e0 c\u00e1c Micro h\u1ed9i th\u1ea3o)<\/li>\n
  2. B\u1ed9 ch\u1ed1ng ph\u1ea3n h\u1ed3i \u00e2m BK-Sound X5 pro<\/li>\n
  3. H\u1ec7 th\u1ed1ng \u00e2m thanh b\u1ed5 tr\u1ee3 (Bao g\u1ed3m \u00e2m li v\u00e0 h\u1ec7 th\u1ed1ng loa)<\/li>\n<\/ol>\n

    B\u1eaft \u0111\u1ea7u nh\u00e9!<\/strong><\/h2>\n

    B\u01b0\u1edbc 1:<\/strong> Ki\u1ec3m tra k\u1ebft n\u1ed1i, d\u00e2y d\u1eabn t\u00edn hi\u1ec7u, ki\u1ec3m tra c\u00e1ch kh\u00e1ch h\u00e0ng \u0111ang s\u1eed d\u1ee5ng c\u00f3 sai quy tr\u00ecnh kh\u00f4ng. Nh\u1edd kh\u00e1ch h\u00e0ng v\u1eadn h\u00e0nh h\u1ec7 th\u1ed1ng v\u00e0 quan s\u00e1t \u0111\u1ec3 bi\u1ebft v\u1ea5n \u0111\u1ec1 l\u00e0 g\u00ec, kh\u00e1ch mu\u1ed1n g\u00ec.<\/h3>\n

    B\u01b0\u1edbc 2:<\/strong> Test th\u1eed h\u1ec7 th\u1ed1ng l\u1ea7n 1<\/strong>, \u0111\u00e1nh gi\u00e1 hi\u1ec7n tr\u1ea1ng (\u0110\u1ed9 l\u1edbn \u00e2m thanh, m\u1ee9c \u0111\u1ed9 h\u00fa r\u00edt,\u2026)<\/h3>\n

    B\u01b0\u1edbc 3:<\/strong> C\u0103n ch\u1ec9nh ch\u1ebf \u0111\u1ed9 ch\u1ed1ng h\u00fa r\u00edt tr\u00ean Thi\u1ebft b\u1ecb h\u1ed9i th\u1ea3o Televic<\/strong><\/h3>\n

    K\u1ebft n\u1ed1i m\u00e1y t\u00ednh v\u00e0o b\u1ed9 trung t\u00e2m televic<\/em><\/strong><\/h4>\n
      \n
    1. \u0110\u1ea3m b\u1ea3o m\u00e1y t\u00ednh \u0111\u00e3 k\u1ebft n\u1ed1i v\u00e0o m\u1ea1ng n\u1ed9i b\u1ed9 chung v\u1edbi b\u1ed9 h\u1ed9i th\u1ea3o Televic. Ho\u1eb7c c\u1eafm tr\u1ef1c ti\u1ebfp m\u00e1y t\u00ednh v\u1edbi b\u1ed9 Televic b\u1eb1ng d\u00e2y nh\u1ea3y.<\/li>\n
    2. Set IP c\u1ee7a m\u00e1y t\u00ednh th\u00e0nh 192.168.0.30<\/li>\n
    3. V\u00e0o Chrome, g\u00f5 \u0111\u1ecba ch\u1ec9 m\u1eb7c \u0111\u1ecbnh c\u1ee7a b\u1ed9 trung t\u00e2m Televic: 192.168.0.100<\/li>\n
    4. M\u1eb7c \u0111\u1ecbnh s\u1ebd kh\u00f4ng c\u00f3 m\u1eadt kh\u1ea9u g\u00ec c\u1ea3.<\/li>\n<\/ol>\n

      N\u1ebfu v\u00e0o \u0111\u1ecba ch\u1ec9 192.168.0.100 m\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c ta s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m Advanced IP Scaner<\/a> \u0111\u1ec3 qu\u00e9t t\u00ecm IP c\u1ee7a b\u1ed9 Televic. Sau \u0111\u00f3 truy c\u1eadp b\u00ecnh th\u01b0\u1eddng.<\/p>\n

      Ti\u1ebfn h\u00e0nh c\u00e0i \u0111\u1eb7t ch\u1ed1ng h\u00fa r\u00edt<\/em><\/strong><\/h4>\n
        \n
      1. Sau khi v\u00e0o \u0111\u01b0\u1ee3c \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n Televic. V\u00e0o m\u1ee5c Menu<\/li>\n<\/ol>\n

        \"\"<\/p>\n

        2. V\u00e0o m\u1ee5c Audio<\/p>\n

        \"\"<\/p>\n

        T\u1ea1i \u0111\u00e2y, ta thi\u1ebft l\u1eadp nh\u01b0 sau:<\/p>\n

        Loudspeker:<\/strong> \u00e2m l\u01b0\u1ee3ng loa ngo\u00e0i. >> Ch\u1ec9nh \u00e2m l\u01b0\u1ee3ng t\u1ed1i \u0111a 30%<\/p>\n

        Default channel\u2026:<\/strong> \u00c2m l\u01b0\u1ee3ng Output  >> Ch\u1ec9nh theo th\u1ef1c t\u1ebf. Kho\u1ea3ng 70%-80% \u0111\u1ebfn khi kh\u00e1ch th\u1ea5y \u0111\u01b0\u1ee3c.<\/p>\n

        Dynamics Processing:<\/strong> Ch\u1ebf \u0111\u1ed9 x\u1eed l\u00fd >> Ch\u1ecdn External speaker (Xem tr\u00edch manual b\u00ean d\u01b0\u1edbi)<\/p>\n

        \"\"<\/p>\n

        Auto gain reduction:<\/strong> T\u1ef1 \u0111\u1ed9ng c\u0103n ch\u1ec9nh khu\u1ebfch \u0111\u1ea1i. >> Ch\u1ecdn Medium (Xem tr\u00edch manual b\u00ean d\u01b0\u1edbi)<\/p>\n

        Ti\u1ebfn h\u00e0nh test th\u1eed h\u1ec7 th\u1ed1ng l\u1ea7n 2. Ki\u1ec3m tra m\u1ee9c \u0111\u1ed9 c\u1ea3i thi\u1ec7n c\u1ee7a ch\u1ea5t l\u01b0\u1ee3ng \u00e2m thanh.<\/strong><\/h3>\n

        N\u1ebfu hi\u1ec7n t\u01b0\u1ee3ng h\u00fa r\u00edt v\u1eabn x\u1ea3y ra nhi\u1ec1u. C\u00e0i \u0111\u1eb7t l\u1ea1i b\u1ed9 Televic nh\u01b0 sau:<\/p>\n

        Loudspeker:<\/strong> \u00e2m l\u01b0\u1ee3ng loa ngo\u00e0i. \u00e0 Ch\u1ec9nh \u00e2m l\u01b0\u1ee3ng 20%<\/p>\n

        Default channel\u2026:<\/strong> \u00c2m l\u01b0\u1ee3ng Output \u00e0 Ch\u1ec9nh theo th\u1ef1c t\u1ebf. Kho\u1ea3ng 70%-80% \u0111\u1ebfn khi kh\u00e1ch th\u1ea5y \u0111\u01b0\u1ee3c.<\/p>\n

        Dynamics Processing:<\/strong> Ch\u1ebf \u0111\u1ed9 x\u1eed l\u00fd \u00e0 Ch\u1ecdn Advanced setting. Sau \u0111\u00f3 c\u0103n ch\u1ec9nh c\u00e1c m\u1ee5c theo th\u1ef1c t\u1ebf. Sau khi c\u0103n ch\u1ec9nh, ch\u1ecdn Apply as Custom preset 1.<\/p>\n

        V\u00e0o l\u1ea1i m\u1ee5c Audio setting, m\u1ee5c Dynamics Processing ch\u1ecdn ch\u1ebf \u0111\u1ed9 Custom preset 1 v\u1eeba thi\u1ebft l\u1eadp.<\/p>\n

        Auto gain reduction:<\/strong> T\u1ef1 \u0111\u1ed9ng c\u0103n ch\u1ec9nh khu\u1ebfch \u0111\u1ea1i. \u00e0 Ch\u1ecdn High<\/p>\n

        Ti\u1ebfn h\u00e0nh test th\u1eed h\u1ec7 th\u1ed1ng l\u1ea7n 3. Ki\u1ec3m tra m\u1ee9c \u0111\u1ed9 c\u1ea3i thi\u1ec7n c\u1ee7a ch\u1ea5t l\u01b0\u1ee3ng \u00e2m thanh.<\/h3>\n

        N\u1ebfu hi\u1ec7n t\u01b0\u1ee3ng h\u00fa r\u00edt v\u1eabn x\u1ea3y ra nhi\u1ec1u. Th\u1ef1c hi\u1ec7n l\u1eafp \u0111\u1eb7t v\u00e0 c\u0103n ch\u1ec9nh b\u1ed9 ch\u1ed1ng h\u00fa r\u00edt.<\/p>\n

        B\u01b0\u1edbc 4: K\u1ebft n\u1ed1i b\u1ed9 ch\u1ed1ng h\u00fa r\u00edt v\u00e0o h\u1ec7 th\u1ed1ng h\u1ed9i th\u1ea3o<\/strong><\/h3>\n
          \n
        1. K\u1ebft n\u1ed1i \u0111\u1ea7u ra c\u1ee7a thi\u1ebft b\u1ecb h\u1ed9i th\u1ea3o Televic v\u1edbi \u0111\u1ea7u v\u00e0o c\u1ee7a thi\u1ebft b\u1ecb ch\u1ed1ng h\u00fa r\u00edt BK-Sound. \u0110\u1ea7u ra c\u1ee7a b\u1ed9 ch\u1ed1ng h\u00fa r\u00edt \u0111\u01b0a v\u00e0o \u00e2m li c\u00f4ng su\u1ea5t ho\u1eb7c b\u1ed9 mixer.<\/li>\n<\/ol>\n

          \"\"<\/p>\n

          2. K\u1ebft n\u1ed1i b\u1ed9 ch\u1ed1ng h\u00fa r\u00edt v\u1edbi m\u00e1y t\u00ednh b\u1eb1ng c\u00e1p USB. K\u1ebft n\u1ed1i m\u00e1y t\u00ednh v\u1edbi m\u1ea1ng n\u1ed9i b\u1ed9.<\/p>\n

          B\u01b0\u1edbc 5: C\u0103n ch\u1ec9nh tr\u00ean thi\u1ebft b\u1ecb ch\u1ed1ng h\u00fa r\u00edt BK-Sound X5 Plus<\/strong><\/h3>\n
            \n
          1. K\u1ebft n\u1ed1i<\/em><\/strong><\/li>\n<\/ol>\n

            T\u1ea3i v\u00e0 c\u00e0i c\u00e1c File sau:<\/p>\n

            Driver:  click v\u00e0o \u0111\u00e2y<\/a><\/p>\n

            Ph\u1ea7n m\u1ec1m: click v\u00e0o \u0111\u00e2y<\/a><\/p>\n

            K\u1ebft n\u1ed1i m\u00e1y t\u00ednh v\u1edbi b\u1ed9 ch\u1ed1ng h\u00fa r\u00edt. C\u00e1p 2 \u0111\u1ea7u USB \u0111\u1ef1c<\/p>\n

            Tr\u00ean b\u1ed9 ch\u1ed1ng h\u00fa s\u1ebd hi\u1ec7n PC-Link. Tr\u00ean PC b\u1ea5m v\u00e0o m\u1ee5c Connect.<\/p>\n

                2. C\u1ea5u h\u00ecnh<\/em><\/strong><\/p>\n

            V\u00e0o tab Main output (V\u00ec ch\u00fang ta l\u1ea5y \u0111\u01b0\u1eddng ML v\u00e0 MR \u0111\u1ec3 ra loa n\u00ean c\u00e0i trong tab n\u00e0y)<\/p>\n

            \"\"<\/p>\n

            Thanh bar ph\u00eda tr\u00ean c\u00f9ng:<\/em><\/strong><\/p>\n

            Music<\/strong> l\u00e0 \u00e2m l\u01b0\u1ee3ng ra. \u0110\u1ec3 tu\u1ef3 theo th\u1ef1c t\u1ebf<\/p>\n

            Mic<\/strong> \u0111\u1ec3 0<\/p>\n

            Effect<\/strong> \u0111\u1ec3 70 (c\u00e0ng cao th\u00ec b\u1ed9 l\u1ecdc c\u00e0ng c\u00f3 hi\u1ec7u l\u1ef1c)<\/p>\n

            Ph\u00eda d\u01b0\u1edbi, b\u00ean ph\u1ea3i.<\/em><\/strong><\/p>\n

            HPF:<\/strong> (T\u1ea7n s\u1ed1 b\u1eaft \u0111\u1ea7u c\u00f3 ti\u1ebfng) C\u1eaft t\u1ea7n s\u1ed1 th\u1ea5p. >> c\u00e0i c\u1eaft t\u1eeb 200Hz tr\u1edf xu\u1ed1ng, quan s\u00e1t \u0111\u1ed3 th\u1ecb b\u00ean d\u01b0\u1edbi s\u1ebd thay \u0111\u1ed5i.<\/p>\n

            LPF:<\/strong> (T\u1ea7n s\u1ed1 s\u1ebd ko c\u00f3 ti\u1ebfng n\u1eefa) c\u1eaft t\u1ea7n s\u1ed1 cao >> c\u00e0i c\u1eaft t\u1eeb 6KHz tr\u1edf l\u00ean.<\/p>\n

            (Th\u00f4ng s\u1ed1 tham kh\u1ea3o b\u00ean d\u01b0\u1edbi)<\/u><\/em><\/p>\n

            \"\"<\/p>\n

            Ti\u1ebfn h\u00e0nh test th\u1eed h\u1ec7 th\u1ed1ng l\u1ea7n 4. Ki\u1ec3m tra m\u1ee9c \u0111\u1ed9 c\u1ea3i thi\u1ec7n c\u1ee7a ch\u1ea5t l\u01b0\u1ee3ng \u00e2m thanh c\u1ee7a ph\u00f2ng h\u1ed9i th\u1ea3o<\/h3>\n

            N\u1ebfu hi\u1ec7n t\u01b0\u1ee3ng h\u00fa r\u00edt v\u1eabn x\u1ea3y ra. Ta ph\u1ea3i ki\u1ec3m tra t\u1ea7n s\u1ed1 n\u00e0o g\u00e2y h\u00fa r\u00edt m\u1ed9t c\u00e1ch th\u1ee7 c\u00f4ng. C\u00e1ch l\u00e0m nh\u01b0 sau:<\/p>\n