{"id":2252,"date":"2026-09-01T18:44:35","date_gmt":"2026-09-01T11:44:35","guid":{"rendered":"https:\/\/yourapx.com\/?p=2252"},"modified":"2026-09-01T18:44:35","modified_gmt":"2026-09-01T11:44:35","slug":"bien-tro-va-chiet-ap-2","status":"publish","type":"post","link":"https:\/\/yourapx.com\/?p=2252","title":{"rendered":"Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p l\u00e0 g\u00ec? K\u00fd hi\u1ec7u, c\u00e1ch m\u1eafc, c\u00e1ch \u0111o v\u00e0 \u1ee9ng d\u1ee5ng"},"content":{"rendered":"

1. Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p l\u00e0 g\u00ec v\u00e0 c\u00f3 vai tr\u00f2 g\u00ec?<\/h2>\n

Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p l\u00e0 \u0111i\u1ec7n tr\u1edf c\u00f3 con ch\u1ea1y, cho ph\u00e9p thay \u0111\u1ed5i \u0111i\u1ec7n tr\u1edf gi\u1eefa c\u00e1c ch\u00e2n \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u0111i\u1ec7n \u00e1p, d\u00f2ng ho\u1eb7c m\u1ee9c t\u00edn hi\u1ec7u.<\/p>\n

Ph\u1ea7n quan tr\u1ecdng nh\u1ea5t l\u00e0 x\u00e1c \u0111\u1ecbnh linh ki\u1ec7n n\u00e0y \u0111ang l\u00e0m nhi\u1ec7m v\u1ee5 g\u00ec trong kh\u1ed1i m\u1ea1ch tr\u01b0\u1edbc khi \u0111o ho\u1eb7c ch\u1ecdn linh ki\u1ec7n thay th\u1ebf.<\/p>\n

2. K\u00fd hi\u1ec7u Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p trong s\u01a1 \u0111\u1ed3 m\u1ea1ch \u0111i\u1ec7n<\/h2>\n

K\u00fd hi\u1ec7u g\u1ed3m ph\u1ea7n t\u1eed \u0111i\u1ec7n tr\u1edf v\u00e0 m\u1ed9t m\u0169i t\u00ean bi\u1ec3u di\u1ec5n con ch\u1ea1y. Bi\u1ebfn tr\u1edf th\u01b0\u1eddng c\u00f3 ba ch\u00e2n: hai \u0111\u1ea7u d\u1ea3i \u0111i\u1ec7n tr\u1edf v\u00e0 ch\u00e2n gi\u1eefa l\u00e0 con ch\u1ea1y; linh ki\u1ec7n kh\u00f4ng ph\u00e2n c\u1ef1c.<\/p>\n

Tr\u00ean s\u01a1 \u0111\u1ed3, \u0111i\u1ec7n tr\u1edf th\u01b0\u1eddng mang m\u00e3 R; khi c\u00f3 nhi\u1ec1u \u0111i\u1ec7n tr\u1edf, ch\u00fang \u0111\u01b0\u1ee3c \u0111\u00e1nh s\u1ed1 R1, R2, R3\u2026<\/p>\n

\"K\u00fd
K\u00fd hi\u1ec7u v\u00e0 quy \u01b0\u1edbc ch\u00e2n c\u1ee7a Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p trong s\u01a1 \u0111\u1ed3 m\u1ea1ch \u0111i\u1ec7n<\/figcaption><\/figure>\n

3. C\u1ea5u t\u1ea1o, h\u00ecnh d\u1ea1ng v\u00e0 ki\u1ec3u \u0111\u00f3ng g\u00f3i<\/h2>\n

M\u1ed9t d\u1ea3i \u0111i\u1ec7n tr\u1edf b\u1eb1ng carbon, cermet ho\u1eb7c d\u00e2y qu\u1ea5n \u0111\u01b0\u1ee3c ti\u1ebfp x\u00fac b\u1edfi con ch\u1ea1y c\u01a1 kh\u00ed. \u0110\u1ed9 b\u1ec1n ph\u1ee5 thu\u1ed9c v\u1eadt li\u1ec7u, s\u1ed1 v\u00f2ng quay v\u00e0 d\u00f2ng qua con ch\u1ea1y.<\/p>\n

Nh\u1eefng ki\u1ec3u v\u1ecf v\u00e0 ki\u1ec3u l\u1eafp th\u01b0\u1eddng g\u1eb7p g\u1ed3m:<\/p>\n

    \n
  • Bi\u1ebfn tr\u1edf xoay<\/li>\n
  • Bi\u1ebfn tr\u1edf tr\u01b0\u1ee3t<\/li>\n
  • Trimmer m\u1ed9t v\u00f2ng<\/li>\n
  • Trimmer nhi\u1ec1u v\u00f2ng<\/li>\n
  • Bi\u1ebfn tr\u1edf SMD<\/li>\n<\/ul>\n
    \"H\u00ecnh
    H\u00ecnh k\u1ef9 thu\u1eadt tham kh\u1ea3o 1: H\u00ecnh d\u1ea1ng th\u1ef1c t\u1ebf v\u00e0 ki\u1ec3u \u0111\u00f3ng g\u00f3i c\u1ee7a Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p. Ngu\u1ed3n: Circuit Analysis Theory And Practice, trang 76.<\/figcaption><\/figure>\n
    \"H\u00ecnh
    H\u00ecnh k\u1ef9 thu\u1eadt tham kh\u1ea3o 2: H\u00ecnh d\u1ea1ng th\u1ef1c t\u1ebf v\u00e0 ki\u1ec3u \u0111\u00f3ng g\u00f3i c\u1ee7a Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p. Ngu\u1ed3n: Radio & Electronics Cookbook, trang 75.<\/figcaption><\/figure>\n
    \"Bi\u1ebfn
    \u1ea2nh th\u1ef1c t\u1ebf 1 c\u1ee7a Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p d\u00f9ng \u0111\u1ec3 nh\u1eadn bi\u1ebft h\u00ecnh d\u1ea1ng t\u1ed5ng th\u1ec3.<\/figcaption><\/figure>\n

    4. C\u00e1c ch\u1ee7ng lo\u1ea1i ph\u1ed5 bi\u1ebfn<\/h2>\n

    M\u1ed7i ch\u1ee7ng lo\u1ea1i c\u00f3 \u01b0u \u0111i\u1ec3m, gi\u1edbi h\u1ea1n v\u00e0 m\u00f4i tr\u01b0\u1eddng s\u1eed d\u1ee5ng kh\u00e1c nhau; kh\u00f4ng n\u00ean thay l\u1eabn ch\u1ec9 v\u00ec c\u00f3 h\u00ecnh d\u1ea1ng g\u1ea7n gi\u1ed1ng.<\/p>\n

      \n
    • Tuy\u1ebfn t\u00ednh<\/li>\n
    • Logarit<\/li>\n
    • M\u1ed9t v\u00f2ng<\/li>\n
    • Nhi\u1ec1u v\u00f2ng<\/li>\n
    • D\u00e2y qu\u1ea5n c\u00f4ng su\u1ea5t<\/li>\n<\/ul>\n
      \"Bi\u1ebfn
      \u1ea2nh th\u1ef1c t\u1ebf 2 c\u1ee7a Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p d\u00f9ng \u0111\u1ec3 quan s\u00e1t chi ti\u1ebft tr\u00ean linh ki\u1ec7n ho\u1eb7c bo m\u1ea1ch.<\/figcaption><\/figure>\n

      5. C\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ea7n hi\u1ec3u<\/h2>\n
        \n
      • T\u1ed5ng \u0111i\u1ec7n tr\u1edf:<\/strong> c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u1ecdc c\u00f9ng \u0111\u01a1n v\u1ecb, \u0111i\u1ec1u ki\u1ec7n \u0111o v\u00e0 gi\u1edbi h\u1ea1n do nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f4ng b\u1ed1.<\/li>\n
      • Quy lu\u1eadt thay \u0111\u1ed5i tuy\u1ebfn t\u00ednh\/logarit:<\/strong> c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u1ecdc c\u00f9ng \u0111\u01a1n v\u1ecb, \u0111i\u1ec1u ki\u1ec7n \u0111o v\u00e0 gi\u1edbi h\u1ea1n do nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f4ng b\u1ed1.<\/li>\n
      • C\u00f4ng su\u1ea5t:<\/strong> x\u00e1c \u0111\u1ecbnh l\u01b0\u1ee3ng nhi\u1ec7t linh ki\u1ec7n c\u00f3 th\u1ec3 ch\u1ecbu trong \u0111i\u1ec1u ki\u1ec7n quy \u0111\u1ecbnh m\u00e0 kh\u00f4ng b\u1ecb qu\u00e1 nhi\u1ec7t.<\/li>\n
      • Dung sai:<\/strong> cho bi\u1ebft tr\u1ecb s\u1ed1 th\u1ef1c t\u1ebf \u0111\u01b0\u1ee3c ph\u00e9p l\u1ec7ch bao nhi\u00eau so v\u1edbi tr\u1ecb s\u1ed1 danh \u0111\u1ecbnh.<\/li>\n
      • G\u00f3c quay v\u00e0 tu\u1ed5i th\u1ecd c\u01a1 kh\u00ed:<\/strong> c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u1ecdc c\u00f9ng \u0111\u01a1n v\u1ecb, \u0111i\u1ec1u ki\u1ec7n \u0111o v\u00e0 gi\u1edbi h\u1ea1n do nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f4ng b\u1ed1.<\/li>\n<\/ul>\n
        \"Bi\u1ebfn
        \u1ea2nh th\u1ef1c t\u1ebf 3 c\u1ee7a Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p d\u00f9ng \u0111\u1ec3 quan s\u00e1t chi ti\u1ebft tr\u00ean linh ki\u1ec7n ho\u1eb7c bo m\u1ea1ch.<\/figcaption><\/figure>\n

        6. C\u00f4ng th\u1ee9c to\u00e1n h\u1ecdc v\u00e0 v\u1eadt l\u00fd<\/h2>\n

        C\u00e1c c\u00f4ng th\u1ee9c d\u01b0\u1edbi \u0111\u00e2y m\u00f4 t\u1ea3 quan h\u1ec7 gi\u1eefa nh\u1eefng \u0111\u1ea1i l\u01b0\u1ee3ng quan tr\u1ecdng c\u1ee7a linh ki\u1ec7n. U l\u00e0 \u0111i\u1ec7n \u00e1p, I l\u00e0 d\u00f2ng \u0111i\u1ec7n, R l\u00e0 \u0111i\u1ec7n tr\u1edf, P l\u00e0 c\u00f4ng su\u1ea5t, E ho\u1eb7c W l\u00e0 n\u0103ng l\u01b0\u1ee3ng, f l\u00e0 t\u1ea7n s\u1ed1 v\u00e0 t l\u00e0 th\u1eddi gian; \u0111\u01a1n v\u1ecb l\u1ea7n l\u01b0\u1ee3t l\u00e0 V, A, \u03a9, W, J, Hz v\u00e0 s.<\/p>\n

        \n
        C\u00f4ng th\u1ee9c 1<\/figcaption>
        Ura<\/sub> \u2248 Uv\u00e0o<\/sub> \u00d7 Rd\u01b0\u1edbi<\/sub><\/span>Rtr\u00ean<\/sub>+Rd\u01b0\u1edbi<\/sub><\/span><\/span> khi t\u1ea3i c\u00f3 tr\u1edf kh\u00e1ng l\u1edbn<\/div>\n<\/figure>\n
        C\u00f4ng th\u1ee9c 2<\/figcaption>
        P = I2<\/sup>R<\/div>\n<\/figure>\n
        C\u00f4ng th\u1ee9c 3:<\/strong> Rt\u01b0\u01a1ng \u0111\u01b0\u01a1ng<\/sub> ph\u1ee5 thu\u1ed9c v\u1ecb tr\u00ed con ch\u1ea1y<\/div>\n<\/div>\n

        K\u00fd hi\u1ec7u c\u00f3 ch\u1ec9 s\u1ed1 d\u01b0\u1edbi d\u00f9ng \u0111\u1ec3 ch\u1ec9 \u0111\u00fang v\u1ecb tr\u00ed ho\u1eb7c tr\u1ea1ng th\u00e1i \u0111o, ch\u1eb3ng h\u1ea1n Ura<\/sub> l\u00e0 \u0111i\u1ec7n \u00e1p \u0111\u1ea7u ra v\u00e0 Ushunt<\/sub> l\u00e0 \u0111i\u1ec7n \u00e1p tr\u00ean \u0111i\u1ec7n tr\u1edf shunt. V\u1edbi k\u00fd hi\u1ec7u ri\u00eang c\u1ee7a t\u1eebng h\u1ecd linh ki\u1ec7n, c\u1ea7n \u0111\u1ecdc \u0111\u1ecbnh ngh\u0129a ngay trong datasheet.<\/p>\n

        C\u00f4ng th\u1ee9c l\u00fd t\u01b0\u1edfng ch\u1ec9 \u0111\u00fang trong \u0111i\u1ec1u ki\u1ec7n \u0111\u00e3 n\u00eau. Khi ch\u1ecdn linh ki\u1ec7n th\u1eadt ph\u1ea3i t\u00ednh th\u00eam dung sai, nhi\u1ec7t \u0111\u1ed9, t\u1ea7n s\u1ed1, t\u1ea3i v\u00e0 gi\u1edbi h\u1ea1n trong datasheet.<\/p>\n

        \"Bi\u1ebfn
        \u1ea2nh th\u1ef1c t\u1ebf 4 c\u1ee7a Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p d\u00f9ng \u0111\u1ec3 quan s\u00e1t chi ti\u1ebft tr\u00ean linh ki\u1ec7n ho\u1eb7c bo m\u1ea1ch.<\/figcaption><\/figure>\n

        7. C\u00e1c c\u00e1ch m\u1eafc Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p trong m\u1ea1ch \u0111i\u1ec7n t\u1eed<\/h2>\n

        C\u00e1c c\u00e1ch m\u1eafc \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp t\u1eeb d\u1ec5 nh\u1eadn bi\u1ebft \u0111\u1ebfn \u1ee9ng d\u1ee5ng n\u00e2ng cao. \u1ede m\u1ed7i s\u01a1 \u0111\u1ed3, h\u00e3y theo d\u00f5i \u0111i\u1ec3m n\u1ed1i ngu\u1ed3n, mass, \u0111\u1ea7u v\u00e0o, \u0111\u1ea7u ra v\u00e0 chi\u1ec1u d\u00f2ng \u0111i\u1ec7n tr\u01b0\u1edbc khi t\u00ednh to\u00e1n.<\/p>\n

        \n
        \n

        C\u00e1c c\u00e1ch m\u1eafc th\u01b0\u1eddng d\u00f9ng<\/h3>\n

        1. M\u1eafc chi\u1ebft \u00e1p ba ch\u00e2n<\/h4>\n

        Nguy\u00ean l\u00fd:<\/strong> Hai \u0111\u1ea7u d\u1ea3i \u0111i\u1ec7n tr\u1edf n\u1ed1i ngu\u1ed3n v\u00e0 mass, con ch\u1ea1y l\u1ea5y \u0111i\u1ec7n \u00e1p \u0111i\u1ec1u ch\u1ec9nh.<\/p>\n

        \"S\u01a1
        S\u01a1 \u0111\u1ed3 c\u00e1ch m\u1eafc 1: M\u1eafc chi\u1ebft \u00e1p ba ch\u00e2n \u2013 Hai \u0111\u1ea7u d\u1ea3i \u0111i\u1ec7n tr\u1edf n\u1ed1i ngu\u1ed3n v\u00e0 mass, con ch\u1ea1y l\u1ea5y \u0111i\u1ec7n \u00e1p \u0111i\u1ec1u ch\u1ec9nh.<\/figcaption><\/figure>\n

        2. M\u1eafc bi\u1ebfn tr\u1edf hai ch\u00e2n<\/h4>\n

        Nguy\u00ean l\u00fd:<\/strong> D\u00f9ng con ch\u1ea1y v\u00e0 m\u1ed9t \u0111\u1ea7u d\u1ea3i \u0111i\u1ec7n tr\u1edf \u0111\u1ec3 t\u1ea1o \u0111i\u1ec7n tr\u1edf thay \u0111\u1ed5i; th\u01b0\u1eddng n\u1ed1i con ch\u1ea1y v\u1edbi \u0111\u1ea7u \u0111ang d\u00f9ng \u0111\u1ec3 gi\u1ea3m nguy c\u01a1 h\u1edf m\u1ea1ch khi ti\u1ebfp x\u00fac ch\u1eadp ch\u1eddn.<\/p>\n

        \"S\u01a1
        S\u01a1 \u0111\u1ed3 c\u00e1ch m\u1eafc 2: M\u1eafc bi\u1ebfn tr\u1edf hai ch\u00e2n \u2013 D\u00f9ng con ch\u1ea1y v\u00e0 m\u1ed9t \u0111\u1ea7u d\u1ea3i \u0111i\u1ec7n tr\u1edf \u0111\u1ec3 t\u1ea1o \u0111i\u1ec7n tr\u1edf thay \u0111\u1ed5i; th\u01b0\u1eddng n\u1ed1i con ch\u1ea1y v\u1edbi \u0111\u1ea7u \u0111ang d\u00f9ng \u0111\u1ec3 gi\u1ea3m nguy c\u01a1 h\u1edf m\u1ea1ch khi ti\u1ebfp x\u00fac ch\u1eadp ch\u1eddn.<\/figcaption><\/figure>\n

        3. M\u1eafc h\u1ed3i ti\u1ebfp \u0111i\u1ec1u ch\u1ec9nh<\/h4>\n

        Nguy\u00ean l\u00fd:<\/strong> \u0110\u1eb7t trong m\u1ea1ng h\u1ed3i ti\u1ebfp c\u1ee7a op-amp ho\u1eb7c ngu\u1ed3n \u0111\u1ec3 ch\u1ec9nh gain hay \u0111i\u1ec7n \u00e1p; ph\u1ea3i gi\u1edbi h\u1ea1n d\u1ea3i \u0111\u1ec3 tr\u00e1nh tr\u1ea1ng th\u00e1i nguy hi\u1ec3m.<\/p>\n<\/section>\n<\/div>\n

        8. V\u00ed d\u1ee5 t\u00ednh to\u00e1n v\u00e0 \u1ee9ng d\u1ee5ng<\/h2>\n

        Chi\u1ebft \u00e1p 10 k\u03a9 m\u1eafc gi\u1eefa 5 V v\u00e0 mass, con ch\u1ea1y \u1edf gi\u1eefa cho \u0111i\u1ec7n \u00e1p x\u1ea5p x\u1ec9 2,5 V khi t\u1ea3i c\u00f3 tr\u1edf kh\u00e1ng l\u1edbn; t\u1ea3i th\u1ea5p s\u1ebd l\u00e0m sai t\u1ef7 l\u1ec7 chia \u00e1p.<\/p>\n

        \"Bi\u1ebfn
        \u1ea2nh th\u1ef1c t\u1ebf 5 c\u1ee7a Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p d\u00f9ng \u0111\u1ec3 quan s\u00e1t chi ti\u1ebft tr\u00ean linh ki\u1ec7n ho\u1eb7c bo m\u1ea1ch.<\/figcaption><\/figure>\n

        9. C\u00e1ch \u0111\u1ecdc m\u00e3 v\u00e0 datasheet<\/h2>\n

        \u0110\u1ecdc t\u1ed5ng \u0111i\u1ec7n tr\u1edf, taper, c\u00f4ng su\u1ea5t, \u0111i\u1ec7n \u00e1p t\u1ed1i \u0111a, \u0111\u1ed9 ph\u00e2n gi\u1ea3i, s\u1ed1 v\u00f2ng, tu\u1ed5i th\u1ecd c\u01a1 kh\u00ed v\u00e0 s\u01a1 \u0111\u1ed3 ch\u00e2n.<\/p>\n

        H\u00e3y ph\u00e2n bi\u1ec7t th\u00f4ng s\u1ed1 l\u00e0m vi\u1ec7c khuy\u1ebfn ngh\u1ecb v\u1edbi gi\u1edbi h\u1ea1n tuy\u1ec7t \u0111\u1ed1i. Gi\u1edbi h\u1ea1n tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ee9c n\u00ean duy tr\u00ec trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh.<\/p>\n

        \"Bi\u1ebfn
        \u1ea2nh th\u1ef1c t\u1ebf 6 c\u1ee7a Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p d\u00f9ng \u0111\u1ec3 quan s\u00e1t chi ti\u1ebft tr\u00ean linh ki\u1ec7n ho\u1eb7c bo m\u1ea1ch.<\/figcaption><\/figure>\n

        10. C\u00e1ch \u0111o v\u00e0 ki\u1ec3m tra tr\u00ean bo m\u1ea1ch<\/h2>\n
          \n
        1. \u0110o t\u1ed5ng \u0111i\u1ec7n tr\u1edf gi\u1eefa hai ch\u00e2n ngo\u00e0i<\/li>\n
        2. \u0110o t\u1eeb con ch\u1ea1y t\u1edbi t\u1eebng \u0111\u1ea7u khi xoay; gi\u00e1 tr\u1ecb ph\u1ea3i thay \u0111\u1ed5i li\u00ean t\u1ee5c<\/li>\n
        3. Ki\u1ec3m tra \u0111i\u1ec3m ch\u1ebft, nh\u1ea3y tr\u1ecb s\u1ed1 v\u00e0 nhi\u1ec5u ti\u1ebfp x\u00fac<\/li>\n<\/ol>\n

          Khi \u0111o tr\u1ef1c ti\u1ebfp tr\u00ean bo, c\u00e1c linh ki\u1ec7n n\u1ed1i v\u1edbi c\u00f9ng n\u00fat m\u1ea1ch c\u00f3 th\u1ec3 l\u00e0m k\u1ebft qu\u1ea3 kh\u00e1c tr\u1ecb s\u1ed1 ri\u00eang c\u1ee7a linh ki\u1ec7n. N\u1ebfu c\u1ea7n \u0111o \u0111\u1ed9c l\u1eadp, ch\u1ec9 th\u00e1o m\u1ed9t \u0111\u1ea7u ho\u1eb7c ch\u00e2n \u0111o ph\u00f9 h\u1ee3p sau khi \u0111\u00e3 ng\u1eaft ngu\u1ed3n v\u00e0 x\u1ea3 h\u1ebft \u0111i\u1ec7n t\u00edch.<\/p>\n

          11. D\u1ea1ng h\u01b0 h\u1ecfng v\u00e0 nguy\u00ean nh\u00e2n<\/h2>\n

          D\u1ea5u hi\u1ec7u c\u00f3 th\u1ec3 quan s\u00e1t ho\u1eb7c \u0111o \u0111\u01b0\u1ee3c<\/h3>\n
            \n
          • Con ch\u1ea1y ti\u1ebfp x\u00fac k\u00e9m<\/li>\n
          • \u0110\u1ee9t d\u1ea3i \u0111i\u1ec7n tr\u1edf<\/li>\n
          • Tr\u1ecb s\u1ed1 nh\u1ea3y ho\u1eb7c nhi\u1ec5u khi xoay<\/li>\n
          • K\u1eb9t c\u01a1 kh\u00ed<\/li>\n<\/ul>\n

            Nh\u1eefng nguy\u00ean nh\u00e2n c\u1ea7n ki\u1ec3m tra<\/h3>\n
              \n
            • M\u00e0i m\u00f2n<\/li>\n
            • B\u1ee5i v\u00e0 oxy h\u00f3a<\/li>\n
            • D\u00f2ng qua con ch\u1ea1y qu\u00e1 l\u1edbn<\/li>\n
            • T\u00e1c \u0111\u1ed9ng c\u01a1 kh\u00ed<\/li>\n<\/ul>\n

              M\u1ed9t d\u1ea5u hi\u1ec7u c\u00f3 th\u1ec3 xu\u1ea5t ph\u00e1t t\u1eeb nhi\u1ec1u nguy\u00ean nh\u00e2n. Ch\u1ec9 k\u1ebft lu\u1eadn linh ki\u1ec7n h\u1ecfng sau khi k\u1ebft h\u1ee3p k\u1ebft qu\u1ea3 \u0111o, s\u01a1 \u0111\u1ed3 m\u1ea1ch v\u00e0 \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh.<\/p>\n

              12. C\u00e1ch l\u1ef1a ch\u1ecdn linh ki\u1ec7n thay th\u1ebf<\/h2>\n
                \n
              • \u0110\u00fang t\u1ed5ng \u0111i\u1ec7n tr\u1edf v\u00e0 quy lu\u1eadt tuy\u1ebfn t\u00ednh\/logarit<\/li>\n
              • \u0110\u00fang s\u01a1 \u0111\u1ed3 ch\u00e2n v\u00e0 k\u00edch th\u01b0\u1edbc<\/li>\n
              • C\u00f4ng su\u1ea5t v\u00e0 g\u00f3c quay ph\u00f9 h\u1ee3p<\/li>\n
              • Kh\u00f4ng thay trimmer ch\u00ednh x\u00e1c b\u1eb1ng lo\u1ea1i m\u1ed9t v\u00f2ng n\u1ebfu m\u1ea1ch c\u1ea7n hi\u1ec7u ch\u1ec9nh tinh<\/li>\n<\/ul>\n

                13. C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n

                C\u00f3 th\u1ec3 \u0111o Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p tr\u1ef1c ti\u1ebfp tr\u00ean bo m\u1ea1ch kh\u00f4ng?<\/h3>\n

                C\u00f3 th\u1ec3 ki\u1ec3m tra s\u01a1 b\u1ed9 sau khi \u0111\u00e3 ng\u1eaft ngu\u1ed3n v\u00e0 x\u1ea3 \u0111i\u1ec7n t\u00edch. Tuy nhi\u00ean, nh\u1eefng nh\u00e1nh m\u1ea1ch n\u1ed1i song song ho\u1eb7c linh ki\u1ec7n b\u1ea3o v\u1ec7 c\u00f3 th\u1ec3 l\u00e0m sai k\u1ebft qu\u1ea3; khi c\u1ea7n \u0111o \u0111\u1ed9c l\u1eadp ph\u1ea3i t\u00e1ch ch\u00e2n ph\u00f9 h\u1ee3p v\u00e0 \u0111\u1ed1i chi\u1ebfu s\u01a1 \u0111\u1ed3.<\/p>\n

                C\u00f3 th\u1ec3 d\u00f9ng linh ki\u1ec7n c\u00f3 th\u00f4ng s\u1ed1 cao h\u01a1n \u0111\u1ec3 thay th\u1ebf kh\u00f4ng?<\/h3>\n

                Tr\u01b0\u1edbc h\u1ebft, linh ki\u1ec7n thay th\u1ebf ph\u1ea3i \u0111\u00fang ch\u1ee9c n\u0103ng v\u00e0 tr\u1ecb s\u1ed1 ch\u00ednh. M\u1ed9t s\u1ed1 gi\u1edbi h\u1ea1n nh\u01b0 c\u00f4ng su\u1ea5t ho\u1eb7c \u0111i\u1ec7n \u00e1p c\u00f3 th\u1ec3 ch\u1ecdn cao h\u01a1n, nh\u01b0ng k\u00edch th\u01b0\u1edbc, \u0111\u1eb7c t\u00ednh xung, t\u1ea7n s\u1ed1 v\u00e0 nhi\u1ec7t v\u1eabn ph\u1ea3i ph\u00f9 h\u1ee3p. V\u1edbi linh ki\u1ec7n nhi\u1ec1u ch\u00e2n, s\u01a1 \u0111\u1ed3 ch\u00e2n b\u1eaft bu\u1ed9c ph\u1ea3i t\u01b0\u01a1ng th\u00edch.<\/p>\n

                \n

                T\u00e0i li\u1ec7u tham kh\u1ea3o<\/h2>\n

                C\u00e1c t\u00e0i li\u1ec7u d\u01b0\u1edbi \u0111\u00e2y \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 \u0111\u1ed1i chi\u1ebfu k\u00fd hi\u1ec7u, nguy\u00ean l\u00fd, th\u00f4ng s\u1ed1 v\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111o ki\u1ec3m c\u1ee7a linh ki\u1ec7n.<\/p>\n

                  \n
                1. [1] Electrical Circuits<\/strong> \u2014 trang 1982, trang 1981.<\/li>\n
                2. [2] Circuit Analysis Theory And Practice<\/strong> \u2014 trang 76.<\/li>\n
                3. [3] Newnes Industrial Control Wiring Guide<\/strong> \u2014 trang 18.<\/li>\n
                4. [4] McGraw-Hill Teach Yourself Electricity and ElectronicsEbook-FLY<\/strong> \u2014 trang 136.<\/li>\n
                5. [5] Industrial electronics for engineers, chemists, and technicians<\/strong> \u2014 trang 262.<\/li>\n
                6. [6] The Illustrated dictionary of electronics<\/strong> \u2014 trang 197.<\/li>\n
                7. [7] McGraw Hill-Principles and applications of Electrical Engineering<\/strong> \u2014 trang 850.<\/li>\n<\/ol>\n<\/section>\n

                  14. K\u1ebft lu\u1eadn<\/h2>\n

                  Mu\u1ed1n s\u1eed d\u1ee5ng linh ki\u1ec7n n\u00e0y \u0111\u00fang c\u00e1ch, ng\u01b0\u1eddi \u0111\u1ecdc c\u1ea7n nh\u1eadn d\u1ea1ng \u0111\u00fang lo\u1ea1i, hi\u1ec3u k\u00fd hi\u1ec7u v\u00e0 \u0111\u01b0\u1eddng k\u1ebft n\u1ed1i, t\u00ednh \u0111\u01b0\u1ee3c \u0111i\u1ec1u ki\u1ec7n l\u00e0m vi\u1ec7c, \u0111o ki\u1ec3m an to\u00e0n v\u00e0 \u0111\u1ed1i chi\u1ebfu datasheet tr\u01b0\u1edbc khi thay th\u1ebf.<\/p>\n","protected":false},"excerpt":{"rendered":"

                  T\u00ecm hi\u1ec3u Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p: k\u00fd hi\u1ec7u, ki\u1ec3u \u0111\u00f3ng g\u00f3i, c\u00f4ng th\u1ee9c, c\u00e1ch m\u1eafc trong m\u1ea1ch, ph\u01b0\u01a1ng ph\u00e1p \u0111o, l\u1ed7i th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch ch\u1ecdn linh ki\u1ec7n thay th\u1ebf.<\/p>\n","protected":false},"author":1,"featured_media":2056,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22],"tags":[],"class_list":["post-2252","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dien-tu"],"yoast_head":"\nBi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p l\u00e0 g\u00ec? K\u00fd hi\u1ec7u, c\u00e1ch m\u1eafc, c\u00e1ch \u0111o v\u00e0 \u1ee9ng d\u1ee5ng - APX-CHUY\u00caN S\u1eecA THI\u1ebeT B\u1eca M\u1ea0NG<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/yourapx.com\/?p=2252\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p l\u00e0 g\u00ec? K\u00fd hi\u1ec7u, c\u00e1ch m\u1eafc, c\u00e1ch \u0111o v\u00e0 \u1ee9ng d\u1ee5ng - APX-CHUY\u00caN S\u1eecA THI\u1ebeT B\u1eca M\u1ea0NG\" \/>\n<meta property=\"og:description\" content=\"T\u00ecm hi\u1ec3u Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p: k\u00fd hi\u1ec7u, ki\u1ec3u \u0111\u00f3ng g\u00f3i, c\u00f4ng th\u1ee9c, c\u00e1ch m\u1eafc trong m\u1ea1ch, ph\u01b0\u01a1ng ph\u00e1p \u0111o, l\u1ed7i th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch ch\u1ecdn linh ki\u1ec7n thay th\u1ebf.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/yourapx.com\/?p=2252\" \/>\n<meta property=\"og:site_name\" content=\"APX-CHUY\u00caN S\u1eecA THI\u1ebeT B\u1eca M\u1ea0NG\" \/>\n<meta property=\"article:published_time\" content=\"2026-09-01T11:44:35+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/yourapx.com\/wp-content\/uploads\/bien-tro-va-chiet-ap-thiet-bi-yourapx.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1800\" \/>\n\t<meta property=\"og:image:height\" content=\"1013\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Lenhnamphong\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"Lenhnamphong\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"11 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/yourapx.com\\\/?p=2252#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/yourapx.com\\\/?p=2252\"},\"author\":{\"name\":\"Lenhnamphong\",\"@id\":\"https:\\\/\\\/yourapx.com\\\/#\\\/schema\\\/person\\\/cc22ac5cd50e2713a0975d9e39d34434\"},\"headline\":\"Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p l\u00e0 g\u00ec? K\u00fd hi\u1ec7u, c\u00e1ch m\u1eafc, c\u00e1ch \u0111o v\u00e0 \u1ee9ng d\u1ee5ng\",\"datePublished\":\"2026-09-01T11:44:35+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/yourapx.com\\\/?p=2252\"},\"wordCount\":2305,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/yourapx.com\\\/#\\\/schema\\\/person\\\/cc22ac5cd50e2713a0975d9e39d34434\"},\"image\":{\"@id\":\"https:\\\/\\\/yourapx.com\\\/?p=2252#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/yourapx.com\\\/wp-content\\\/uploads\\\/bien-tro-va-chiet-ap-thiet-bi-yourapx.jpg\",\"articleSection\":[\"\u0110i\u1ec7n t\u1eed\"],\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/yourapx.com\\\/?p=2252#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/yourapx.com\\\/?p=2252\",\"url\":\"https:\\\/\\\/yourapx.com\\\/?p=2252\",\"name\":\"Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p l\u00e0 g\u00ec? K\u00fd hi\u1ec7u, c\u00e1ch m\u1eafc, c\u00e1ch \u0111o v\u00e0 \u1ee9ng d\u1ee5ng - APX-CHUY\u00caN S\u1eecA THI\u1ebeT B\u1eca M\u1ea0NG\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/yourapx.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/yourapx.com\\\/?p=2252#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/yourapx.com\\\/?p=2252#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/yourapx.com\\\/wp-content\\\/uploads\\\/bien-tro-va-chiet-ap-thiet-bi-yourapx.jpg\",\"datePublished\":\"2026-09-01T11:44:35+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/yourapx.com\\\/?p=2252#breadcrumb\"},\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/yourapx.com\\\/?p=2252\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/yourapx.com\\\/?p=2252#primaryimage\",\"url\":\"https:\\\/\\\/yourapx.com\\\/wp-content\\\/uploads\\\/bien-tro-va-chiet-ap-thiet-bi-yourapx.jpg\",\"contentUrl\":\"https:\\\/\\\/yourapx.com\\\/wp-content\\\/uploads\\\/bien-tro-va-chiet-ap-thiet-bi-yourapx.jpg\",\"width\":1800,\"height\":1013,\"caption\":\"Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p l\u00e0 g\u00ec - \u1ea3nh 1\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/yourapx.com\\\/?p=2252#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Trang ch\u1ee7\",\"item\":\"https:\\\/\\\/yourapx.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p l\u00e0 g\u00ec? K\u00fd hi\u1ec7u, c\u00e1ch m\u1eafc, c\u00e1ch \u0111o v\u00e0 \u1ee9ng d\u1ee5ng\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/yourapx.com\\\/#website\",\"url\":\"https:\\\/\\\/yourapx.com\\\/\",\"name\":\"APX-CHUY\u00caN S\u1eecA THI\u1ebeT B\u1eca M\u1ea0NG\",\"description\":\"S\u1eeda ch\u1eefa thi\u1ebft b\u1ecb m\u1ea1ng, server v\u00e0 gi\u1ea3i ph\u00e1p h\u1ea1 t\u1ea7ng doanh nghi\u1ec7p\",\"publisher\":{\"@id\":\"https:\\\/\\\/yourapx.com\\\/#\\\/schema\\\/person\\\/cc22ac5cd50e2713a0975d9e39d34434\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/yourapx.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"vi\"},{\"@type\":[\"Person\",\"Organization\"],\"@id\":\"https:\\\/\\\/yourapx.com\\\/#\\\/schema\\\/person\\\/cc22ac5cd50e2713a0975d9e39d34434\",\"name\":\"Lenhnamphong\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/yourapx.com\\\/wp-content\\\/uploads\\\/2021\\\/03\\\/cropped-logo2-1.png\",\"url\":\"https:\\\/\\\/yourapx.com\\\/wp-content\\\/uploads\\\/2021\\\/03\\\/cropped-logo2-1.png\",\"contentUrl\":\"https:\\\/\\\/yourapx.com\\\/wp-content\\\/uploads\\\/2021\\\/03\\\/cropped-logo2-1.png\",\"width\":197,\"height\":42,\"caption\":\"Lenhnamphong\"},\"logo\":{\"@id\":\"https:\\\/\\\/yourapx.com\\\/wp-content\\\/uploads\\\/2021\\\/03\\\/cropped-logo2-1.png\"},\"description\":\"APX hope to help you!\",\"sameAs\":[\"http:\\\/\\\/yourapx.com\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p l\u00e0 g\u00ec? K\u00fd hi\u1ec7u, c\u00e1ch m\u1eafc, c\u00e1ch \u0111o v\u00e0 \u1ee9ng d\u1ee5ng - APX-CHUY\u00caN S\u1eecA THI\u1ebeT B\u1eca M\u1ea0NG","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/yourapx.com\/?p=2252","og_locale":"vi_VN","og_type":"article","og_title":"Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p l\u00e0 g\u00ec? K\u00fd hi\u1ec7u, c\u00e1ch m\u1eafc, c\u00e1ch \u0111o v\u00e0 \u1ee9ng d\u1ee5ng - APX-CHUY\u00caN S\u1eecA THI\u1ebeT B\u1eca M\u1ea0NG","og_description":"T\u00ecm hi\u1ec3u Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p: k\u00fd hi\u1ec7u, ki\u1ec3u \u0111\u00f3ng g\u00f3i, c\u00f4ng th\u1ee9c, c\u00e1ch m\u1eafc trong m\u1ea1ch, ph\u01b0\u01a1ng ph\u00e1p \u0111o, l\u1ed7i th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch ch\u1ecdn linh ki\u1ec7n thay th\u1ebf.","og_url":"https:\/\/yourapx.com\/?p=2252","og_site_name":"APX-CHUY\u00caN S\u1eecA THI\u1ebeT B\u1eca M\u1ea0NG","article_published_time":"2026-09-01T11:44:35+00:00","og_image":[{"width":1800,"height":1013,"url":"https:\/\/yourapx.com\/wp-content\/uploads\/bien-tro-va-chiet-ap-thiet-bi-yourapx.jpg","type":"image\/jpeg"}],"author":"Lenhnamphong","twitter_card":"summary_large_image","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"Lenhnamphong","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"11 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/yourapx.com\/?p=2252#article","isPartOf":{"@id":"https:\/\/yourapx.com\/?p=2252"},"author":{"name":"Lenhnamphong","@id":"https:\/\/yourapx.com\/#\/schema\/person\/cc22ac5cd50e2713a0975d9e39d34434"},"headline":"Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p l\u00e0 g\u00ec? K\u00fd hi\u1ec7u, c\u00e1ch m\u1eafc, c\u00e1ch \u0111o v\u00e0 \u1ee9ng d\u1ee5ng","datePublished":"2026-09-01T11:44:35+00:00","mainEntityOfPage":{"@id":"https:\/\/yourapx.com\/?p=2252"},"wordCount":2305,"commentCount":0,"publisher":{"@id":"https:\/\/yourapx.com\/#\/schema\/person\/cc22ac5cd50e2713a0975d9e39d34434"},"image":{"@id":"https:\/\/yourapx.com\/?p=2252#primaryimage"},"thumbnailUrl":"https:\/\/yourapx.com\/wp-content\/uploads\/bien-tro-va-chiet-ap-thiet-bi-yourapx.jpg","articleSection":["\u0110i\u1ec7n t\u1eed"],"inLanguage":"vi","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/yourapx.com\/?p=2252#respond"]}]},{"@type":"WebPage","@id":"https:\/\/yourapx.com\/?p=2252","url":"https:\/\/yourapx.com\/?p=2252","name":"Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p l\u00e0 g\u00ec? K\u00fd hi\u1ec7u, c\u00e1ch m\u1eafc, c\u00e1ch \u0111o v\u00e0 \u1ee9ng d\u1ee5ng - APX-CHUY\u00caN S\u1eecA THI\u1ebeT B\u1eca M\u1ea0NG","isPartOf":{"@id":"https:\/\/yourapx.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/yourapx.com\/?p=2252#primaryimage"},"image":{"@id":"https:\/\/yourapx.com\/?p=2252#primaryimage"},"thumbnailUrl":"https:\/\/yourapx.com\/wp-content\/uploads\/bien-tro-va-chiet-ap-thiet-bi-yourapx.jpg","datePublished":"2026-09-01T11:44:35+00:00","breadcrumb":{"@id":"https:\/\/yourapx.com\/?p=2252#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/yourapx.com\/?p=2252"]}]},{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/yourapx.com\/?p=2252#primaryimage","url":"https:\/\/yourapx.com\/wp-content\/uploads\/bien-tro-va-chiet-ap-thiet-bi-yourapx.jpg","contentUrl":"https:\/\/yourapx.com\/wp-content\/uploads\/bien-tro-va-chiet-ap-thiet-bi-yourapx.jpg","width":1800,"height":1013,"caption":"Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p l\u00e0 g\u00ec - \u1ea3nh 1"},{"@type":"BreadcrumbList","@id":"https:\/\/yourapx.com\/?p=2252#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Trang ch\u1ee7","item":"https:\/\/yourapx.com\/"},{"@type":"ListItem","position":2,"name":"Bi\u1ebfn tr\u1edf v\u00e0 chi\u1ebft \u00e1p l\u00e0 g\u00ec? K\u00fd hi\u1ec7u, c\u00e1ch m\u1eafc, c\u00e1ch \u0111o v\u00e0 \u1ee9ng d\u1ee5ng"}]},{"@type":"WebSite","@id":"https:\/\/yourapx.com\/#website","url":"https:\/\/yourapx.com\/","name":"APX-CHUY\u00caN S\u1eecA THI\u1ebeT B\u1eca M\u1ea0NG","description":"S\u1eeda ch\u1eefa thi\u1ebft b\u1ecb m\u1ea1ng, server v\u00e0 gi\u1ea3i ph\u00e1p h\u1ea1 t\u1ea7ng doanh nghi\u1ec7p","publisher":{"@id":"https:\/\/yourapx.com\/#\/schema\/person\/cc22ac5cd50e2713a0975d9e39d34434"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/yourapx.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi"},{"@type":["Person","Organization"],"@id":"https:\/\/yourapx.com\/#\/schema\/person\/cc22ac5cd50e2713a0975d9e39d34434","name":"Lenhnamphong","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/yourapx.com\/wp-content\/uploads\/2021\/03\/cropped-logo2-1.png","url":"https:\/\/yourapx.com\/wp-content\/uploads\/2021\/03\/cropped-logo2-1.png","contentUrl":"https:\/\/yourapx.com\/wp-content\/uploads\/2021\/03\/cropped-logo2-1.png","width":197,"height":42,"caption":"Lenhnamphong"},"logo":{"@id":"https:\/\/yourapx.com\/wp-content\/uploads\/2021\/03\/cropped-logo2-1.png"},"description":"APX hope to help you!","sameAs":["http:\/\/yourapx.com"]}]}},"_links":{"self":[{"href":"https:\/\/yourapx.com\/index.php?rest_route=\/wp\/v2\/posts\/2252","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yourapx.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yourapx.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yourapx.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yourapx.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2252"}],"version-history":[{"count":1,"href":"https:\/\/yourapx.com\/index.php?rest_route=\/wp\/v2\/posts\/2252\/revisions"}],"predecessor-version":[{"id":2253,"href":"https:\/\/yourapx.com\/index.php?rest_route=\/wp\/v2\/posts\/2252\/revisions\/2253"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yourapx.com\/index.php?rest_route=\/wp\/v2\/media\/2056"}],"wp:attachment":[{"href":"https:\/\/yourapx.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2252"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yourapx.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2252"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yourapx.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2252"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}