{"id":51428,"date":"2023-04-21T13:50:48","date_gmt":"2023-04-21T18:50:48","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/diy-ultrasonic-transducer\/"},"modified":"2025-01-21T07:10:21","modified_gmt":"2025-01-21T12:10:21","slug":"diy-ultrasonic-transducer","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/diy-ultrasonic-transducer\/","title":{"rendered":"T\u1ef1 ch\u1ebf b\u1ed9 chuy\u1ec3n \u0111\u1ed5i si\u00eau \u00e2m hi\u1ec7u qu\u1ea3"},"content":{"rendered":"

Si\u00eau \u00e2m \u0111\u00e3 v\u00e0 \u0111ang tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng ngh\u1ec7 ph\u1ed5 bi\u1ebfn v\u1edbi nhi\u1ec1u \u1ee9ng d\u1ee5ng trong cu\u1ed9c s\u1ed1ng, t\u1eeb y t\u1ebf, c\u00f4ng nghi\u1ec7p \u0111\u1ebfn c\u1ea3 nh\u1eefng d\u1ef1 \u00e1n DIY t\u1ea1i nh\u00e0. Vi\u1ec7c t\u1ef1 ch\u1ebf t\u1ea1o m\u1ed9t b\u1ed9 chuy\u1ec3n \u0111\u1ed5i si\u00eau \u00e2m (transducer) c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t th\u1eed th\u00e1ch th\u00fa v\u1ecb, gi\u00fap b\u1ea1n hi\u1ec3u s\u00e2u h\u01a1n v\u1ec1 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00f4ng ngh\u1ec7 n\u00e0y. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn b\u1ea1n t\u00ecm hi\u1ec3u v\u1ec1 c\u00e1ch ch\u1ebf t\u1ea1o m\u1ed9t b\u1ed9 chuy\u1ec3n \u0111\u1ed5i si\u00eau \u00e2m DIY.<\/p>\n

Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ed9 chuy\u1ec3n \u0111\u1ed5i si\u00eau \u00e2m<\/h3>\n

B\u1ed9 chuy\u1ec3n \u0111\u1ed5i si\u00eau \u00e2m ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean hi\u1ec7u \u1ee9ng \u00e1p \u0111i\u1ec7n. M\u1ed9t s\u1ed1 v\u1eadt li\u1ec7u, v\u00ed d\u1ee5 nh\u01b0 g\u1ed1m \u00e1p \u0111i\u1ec7n, c\u00f3 kh\u1ea3 n\u0103ng thay \u0111\u1ed5i h\u00ecnh d\u1ea1ng khi c\u00f3 \u0111i\u1ec7n \u00e1p t\u00e1c \u0111\u1ed9ng v\u00e0o. Ng\u01b0\u1ee3c l\u1ea1i, khi v\u1eadt li\u1ec7u n\u00e0y b\u1ecb bi\u1ebfn d\u1ea1ng c\u01a1 h\u1ecdc, n\u00f3 s\u1ebd t\u1ea1o ra m\u1ed9t \u0111i\u1ec7n \u00e1p. Nguy\u00ean l\u00fd n\u00e0y \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra s\u00f3ng si\u00eau \u00e2m b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng \u0111i\u1ec7n \u00e1p xoay chi\u1ec1u k\u00edch th\u00edch v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n dao \u0111\u1ed9ng \u1edf t\u1ea7n s\u1ed1 si\u00eau \u00e2m.<\/p>\n

V\u1eadt li\u1ec7u c\u1ea7n thi\u1ebft<\/h3>\n

\u0110\u1ec3 ch\u1ebf t\u1ea1o m\u1ed9t b\u1ed9 chuy\u1ec3n \u0111\u1ed5i si\u00eau \u00e2m DIY, b\u1ea1n c\u1ea7n chu\u1ea9n b\u1ecb nh\u1eefng v\u1eadt li\u1ec7u sau:<\/p>\n\n\n\n\n\n\n\n\n\n
V\u1eadt li\u1ec7u<\/th>\nM\u00f4 t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n
G\u1ed1m \u00e1p \u0111i\u1ec7n<\/td>\nC\u00f3 th\u1ec3 t\u00ecm mua c\u00e1c lo\u1ea1i \u0111\u0129a g\u1ed1m \u00e1p \u0111i\u1ec7n v\u1edbi nhi\u1ec1u k\u00edch th\u01b0\u1edbc v\u00e0 t\u1ea7n s\u1ed1 kh\u00e1c nhau.<\/td>\n<\/tr>\n
V\u1ecf b\u1ecdc<\/td>\nC\u00f3 th\u1ec3 s\u1eed d\u1ee5ng nh\u1ef1a, kim lo\u1ea1i ho\u1eb7c v\u1eadt li\u1ec7u kh\u00e1c \u0111\u1ec3 b\u1ea3o v\u1ec7 g\u1ed1m \u00e1p \u0111i\u1ec7n.<\/td>\n<\/tr>\n
D\u00e2y d\u1eabn<\/td>\nD\u00f9ng \u0111\u1ec3 k\u1ebft n\u1ed1i g\u1ed1m \u00e1p \u0111i\u1ec7n v\u1edbi m\u1ea1ch \u0111i\u1ec7n.<\/td>\n<\/tr>\n
Keo d\u00e1n<\/td>\nD\u00f9ng \u0111\u1ec3 g\u1eafn k\u1ebft c\u00e1c th\u00e0nh ph\u1ea7n.<\/td>\n<\/tr>\n
M\u1ea1ch \u0111i\u1ec7n<\/td>\nC\u1ea7n m\u1ed9t m\u1ea1ch \u0111i\u1ec7n \u0111\u1ec3 t\u1ea1o ra t\u00edn hi\u1ec7u \u0111i\u1ec7n \u00e1p xoay chi\u1ec1u k\u00edch th\u00edch g\u1ed1m \u00e1p \u0111i\u1ec7n.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

C\u00e1c b\u01b0\u1edbc ch\u1ebf t\u1ea1o<\/h3>\n
    \n
  1. Chu\u1ea9n b\u1ecb g\u1ed1m \u00e1p \u0111i\u1ec7n: Ch\u1ecdn lo\u1ea1i g\u1ed1m \u00e1p \u0111i\u1ec7n ph\u00f9 h\u1ee3p v\u1edbi \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n. <\/li>\n
  2. G\u1eafn g\u1ed1m \u00e1p \u0111i\u1ec7n v\u00e0o v\u1ecf b\u1ecdc: S\u1eed d\u1ee5ng keo d\u00e1n \u0111\u1ec3 c\u1ed1 \u0111\u1ecbnh g\u1ed1m \u00e1p \u0111i\u1ec7n v\u00e0o v\u1ecf b\u1ecdc. <\/li>\n
  3. H\u00e0n d\u00e2y d\u1eabn: H\u00e0n d\u00e2y d\u1eabn v\u00e0o c\u00e1c \u0111i\u1ec7n c\u1ef1c c\u1ee7a g\u1ed1m \u00e1p \u0111i\u1ec7n.<\/li>\n
  4. K\u1ebft n\u1ed1i v\u1edbi m\u1ea1ch \u0111i\u1ec7n: K\u1ebft n\u1ed1i d\u00e2y d\u1eabn t\u1eeb g\u1ed1m \u00e1p \u0111i\u1ec7n v\u1edbi m\u1ea1ch t\u1ea1o t\u00edn hi\u1ec7u.<\/li>\n
  5. Ki\u1ec3m tra ho\u1ea1t \u0111\u1ed9ng: C\u1ea5p ngu\u1ed3n cho m\u1ea1ch \u0111i\u1ec7n v\u00e0 ki\u1ec3m tra xem b\u1ed9 chuy\u1ec3n \u0111\u1ed5i si\u00eau \u00e2m c\u00f3 ho\u1ea1t \u0111\u1ed9ng hay kh\u00f4ng.<\/li>\n<\/ol>\n

    M\u1ea1ch \u0111i\u1ec7n \u0111i\u1ec1u khi\u1ec3n<\/h3>\n

    M\u1ea1ch \u0111i\u1ec7n \u0111i\u1ec1u khi\u1ec3n c\u00f3 nhi\u1ec7m v\u1ee5 t\u1ea1o ra t\u00edn hi\u1ec7u xoay chi\u1ec1u \u1edf t\u1ea7n s\u1ed1 si\u00eau \u00e2m \u0111\u1ec3 k\u00edch th\u00edch g\u1ed1m \u00e1p \u0111i\u1ec7n. C\u00f3 nhi\u1ec1u lo\u1ea1i m\u1ea1ch kh\u00e1c nhau c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng, t\u1eeb m\u1ea1ch \u0111\u01a1n gi\u1ea3n s\u1eed d\u1ee5ng IC 555 \u0111\u1ebfn m\u1ea1ch ph\u1ee9c t\u1ea1p h\u01a1n s\u1eed d\u1ee5ng vi \u0111i\u1ec1u khi\u1ec3n.<\/p>\n

    \u1ee8ng d\u1ee5ng c\u1ee7a b\u1ed9 chuy\u1ec3n \u0111\u1ed5i si\u00eau \u00e2m DIY<\/h3>\n

    B\u1ed9 chuy\u1ec3n \u0111\u1ed5i si\u00eau \u00e2m DIY c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong nhi\u1ec1u d\u1ef1 \u00e1n th\u00fa v\u1ecb, v\u00ed d\u1ee5 nh\u01b0:<\/p>\n

      \n
    • \u0110o kho\u1ea3ng c\u00e1ch<\/li>\n
    • D\u00f2 t\u00ecm v\u1eadt c\u1ea3n<\/li>\n
    • L\u00e0m s\u1ea1ch b\u1eb1ng si\u00eau \u00e2m<\/li>\n
    • Th\u00ed nghi\u1ec7m khoa h\u1ecdc<\/li>\n<\/ul>\n

      L\u01b0u \u00fd khi ch\u1ebf t\u1ea1o<\/h3>\n
        \n
      • C\u1ea7n c\u1ea9n th\u1eadn khi l\u00e0m vi\u1ec7c v\u1edbi \u0111i\u1ec7n \u00e1p cao.<\/li>\n
      • Ch\u1ecdn g\u1ed1m \u00e1p \u0111i\u1ec7n v\u00e0 m\u1ea1ch \u0111i\u1ec7n ph\u00f9 h\u1ee3p v\u1edbi \u1ee9ng d\u1ee5ng.<\/li>\n
      • Ki\u1ec3m tra k\u1ef9 c\u00e1c k\u1ebft n\u1ed1i \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh.<\/li>\n<\/ul>\n

        Vi\u1ec7c t\u1ef1 ch\u1ebf t\u1ea1o m\u1ed9t b\u1ed9 chuy\u1ec3n \u0111\u1ed5i si\u00eau \u00e2m DIY kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t tr\u1ea3i nghi\u1ec7m th\u00fa v\u1ecb m\u00e0 c\u00f2n gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00f4ng ngh\u1ec7 si\u00eau \u00e2m. Hy v\u1ecdng b\u00e0i vi\u1ebft n\u00e0y \u0111\u00e3 cung c\u1ea5p cho b\u1ea1n nh\u1eefng ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n \u0111\u1ec3 b\u1eaft \u0111\u1ea7u th\u1ef1c hi\u1ec7n d\u1ef1 \u00e1n c\u1ee7a m\u00ecnh. Ch\u00fac b\u1ea1n th\u00e0nh c\u00f4ng!<\/p>\n","protected":false},"excerpt":{"rendered":"

        Si\u00eau \u00e2m \u0111\u00e3 v\u00e0 \u0111ang tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng ngh\u1ec7 ph\u1ed5 bi\u1ebfn v\u1edbi nhi\u1ec1u \u1ee9ng d\u1ee5ng trong cu\u1ed9c s\u1ed1ng, t\u1eeb y t\u1ebf, c\u00f4ng nghi\u1ec7p \u0111\u1ebfn c\u1ea3 nh\u1eefng d\u1ef1 \u00e1n DIY t\u1ea1i nh\u00e0. Vi\u1ec7c t\u1ef1 ch\u1ebf t\u1ea1o m\u1ed9t b\u1ed9 chuy\u1ec3n \u0111\u1ed5i si\u00eau \u00e2m (transducer) c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t th\u1eed th\u00e1ch th\u00fa v\u1ecb, gi\u00fap b\u1ea1n hi\u1ec3u s\u00e2u<\/p>\n","protected":false},"author":1,"featured_media":19408,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6406],"tags":[],"class_list":["post-51428","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","prodpage-classic"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/51428","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/comments?post=51428"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/51428\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media\/19408"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media?parent=51428"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=51428"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=51428"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}