Khi chu\u0301ng ta xem tivi ma\u0300u, co\u0301 lu\u0301c ma\u0300u s\u0103\u0301c t\u01b0\u0323 nhi\u00ean m\u00e2\u0301t \u0111i tha\u0300nh hi\u0300nh a\u0309nh \u0111en tr\u0103\u0301ng, hi\u00ea\u0323n t\u01b0\u01a1\u0323ng na\u0300y go\u0323i la\u0300 hi\u00ea\u0323n t\u01b0\u01a1\u0323ng “ti\u00eau s\u0103\u0301c” (m\u00e2\u0301t ma\u0300u).<\/p>\n\n\n\n
S\u01a1\u0309 di\u0303 xa\u0309y ra hi\u00ea\u0323n t\u01b0\u01a1\u0323ng na\u0300y kha\u0309 n\u0103ng la\u0300 do ti\u0301n hi\u00ea\u0323u ti\u00ea\u0301p so\u0301ng cu\u0309a tivi qua\u0301 y\u00ea\u0301u. Qua\u0301 tri\u0300nh \u0111a\u0300i truy\u00ea\u0300n hi\u0300nh pha\u0301t ti\u0301n hi\u00ea\u0323u l\u00ean kh\u00f4ng trung va\u0300 truy\u00ea\u0300n \u0111\u00ea\u0301n t\u01b0\u0300ng gia \u0111i\u0300nh r\u00e2\u0301t ph\u01b0\u0301c ta\u0323p. \u0110i\u0323a hi\u0300nh \u0111\u00f4\u0300i nu\u0301i, nha\u0300 cao t\u00e2\u0300ng, ca\u0301c y\u00ea\u0301u t\u00f4\u0301 th\u01a1\u0300i ti\u00ea\u0301t \u0111\u00ea\u0300u a\u0309nh h\u01b0\u01a1\u0309ng \u0111\u00ea\u0301n \u0111\u01b0\u01a1\u0300ng truy\u00ea\u0300n ti\u0301n hi\u00ea\u0323u, so\u0301ng truy\u00ea\u0300n hi\u0300nh \u01a1\u0309 nh\u01b0\u0303ng n\u01a1i xa \u0111a\u0300i truy\u00ea\u0300n hi\u0300nh hay \u01a1\u0309 n\u01a1i co\u0301 nhi\u00ea\u0300u nha\u0300 cao t\u00e2\u0300ng th\u01b0\u01a1\u0300ng r\u00e2\u0301t y\u00ea\u0301u. Trong tivi co\u0301 m\u00f4\u0323t thi\u00ea\u0301t bi\u0323 \u0111i\u00ea\u0300u chi\u0309nh ma\u0300u s\u0103\u0301c. Khi so\u0301ng truy\u00ea\u0300n hi\u0300nh qua\u0301 y\u00ea\u0301u, thi\u00ea\u0301t bi\u0323 na\u0300y se\u0303 kh\u00f4ng b\u0103\u0301t \u0111u\u0309 ti\u0301n hi\u00ea\u0323u \u0111\u00ea\u0301 \u0111i\u00ea\u0300u chi\u0309nh ma\u0300u s\u0103\u0301c cu\u0309a tivi, tr\u01a1\u0309 tha\u0300nh tivi chi\u0309 co\u0301 hai ma\u0300u \u0111en tr\u0103\u0301ng.<\/p>\n\n\n\n
Kha\u0309 n\u0103ng th\u01b0\u0301 hai co\u0301 th\u00ea\u0309 do ti\u0301n hi\u00ea\u0323u truy\u00ea\u0300n hi\u0300nh tivi ti\u00ea\u0301p nh\u00e2\u0323n \u0111\u01b0\u01a1\u0323c co\u0301 s\u01b0\u0323 thay \u0111\u00f4\u0309i nho\u0309 so v\u01a1\u0301i lu\u0301c th\u01b0\u01a1\u0300ng, ho\u0103\u0323c t\u00e2\u0300n su\u00e2\u0301t la\u0300m vi\u00ea\u0323c thay \u0111\u00f4\u0309i, khi\u00ea\u0301n cho tivi kh\u00f4ng th\u00ea\u0309 \u0111i\u00ea\u0300u chi\u0309nh \u0111\u01b0\u01a1\u0323c tra\u0323ng tha\u0301i la\u0300m vi\u00ea\u0323c t\u01b0\u0323 \u0111\u00f4\u0323ng cu\u0309a no\u0301, d\u00e2\u0303n \u0111\u00ea\u0301n ti\u0301n hi\u00ea\u0323u ma\u0300u s\u0103\u0301c cu\u0309a tivi va\u0300 ti\u0301n hi\u00ea\u0323u ma\u0300u ti\u00ea\u0301p nh\u00e2\u0323n \u0111\u01b0\u01a1\u0323c t\u01b0\u0300 so\u0301ng truy\u00ea\u0300n hi\u0300nh kh\u00f4ng phu\u0300 h\u01a1\u0323p nhau; thi\u00ea\u0301t bi\u0323 chuy\u00ea\u0309n \u0111\u00f4\u0309i ma\u0300u s\u0103\u0301c trong tivi kh\u00f4ng chuy\u00ea\u0309n \u0111\u00f4\u0309i \u0111\u01b0\u01a1\u0323c ma\u0300u, n\u00ean tivi bi\u0323 m\u00e2\u0301t ma\u0300u. Kha\u0309 n\u0103ng th\u01b0\u0301 ba la\u0300 do ch\u00e2\u0301t l\u01b0\u01a1\u0323ng cu\u0309a tivi. Thi\u00ea\u0301t bi\u0323 \u0111i\u00ea\u0300u chi\u0309nh ma\u0300u s\u0103\u0301c t\u01b0\u0323 \u0111\u00f4\u0323ng trong tivi hoa\u0323t \u0111\u00f4\u0323ng kh\u00f4ng t\u00f4\u0301t, ti\u0301nh \u00f4\u0309n \u0111i\u0323nh cu\u0309a ca\u0301c linh ki\u00ea\u0323n \u0111i\u00ea\u0323n t\u01b0\u0309 ke\u0301m, cu\u0303ng co\u0301 th\u00ea\u0309 la\u0300m cho tivi bi\u0323 m\u00e2\u0301t ma\u0300u. Khi tivi hoa\u0323t \u0111\u00f4\u0323ng qua\u0301 l\u00e2u ca\u0301c linh ki\u00ea\u0323n \u0111i\u00ea\u0323n t\u01b0\u0309 trong se\u0303 no\u0301ng l\u00ean, t\u00e2\u0300n su\u00e2\u0301t hoa\u0323t \u0111\u00f4\u0323ng cu\u0309a tivi thay \u0111\u00f4\u0309i, la\u0300m cho thi\u00ea\u0301t bi\u0323 \u0111i\u00ea\u0300u chi\u0309nh ma\u0300u s\u0103\u0301c hoa\u0323t \u0111\u00f4\u0323ng ke\u0301m hi\u00ea\u0323u qua\u0309, g\u00e2y ra hi\u00ea\u0323n t\u01b0\u01a1\u0323ng m\u00e2\u0301t ma\u0300u \u01a1\u0309 tivi.<\/p>\n\n\n\n
N\u00ea\u0301u tivi \u0111\u00f4\u0323t nhi\u00ean bi\u0323 m\u00e2\u0301t ma\u0300u thi\u0300 co\u0301 th\u00ea\u0309 la\u0300 do l\u00f4\u0303i \u0111\u01b0\u01a1\u0300ng truy\u00ea\u0300n ti\u0301n hi\u00ea\u0323u cu\u0309a \u0111a\u0300i truy\u00ea\u0300n hi\u0300nh, co\u0300n n\u00ea\u0301u tivi th\u01b0\u01a1\u0300ng xuy\u00ean bi\u0323 m\u00e2\u0301t ma\u0300u thi\u0300 tr\u01b0\u01a1\u0301c h\u00ea\u0301t c\u00e2\u0300n \u0111i\u00ea\u0300u chi\u0309nh ca\u0301c nu\u0301t chi\u0309nh ma\u0300u cu\u0309a tivi xem chu\u0301ng co\u0300n ta\u0301c du\u0323ng hay kh\u00f4ng, ho\u0103\u0323c ki\u00ea\u0309m tra xem \u0111i\u00ea\u0323n a\u0301p co\u0301 \u00f4\u0309n \u0111i\u0323nh hay kh\u00f4ng, n\u00ea\u0301u \u00f4\u0309n a\u0301p kh\u00f4ng \u00f4\u0309n \u0111i\u0323nh thi\u0300 du\u0300ng ma\u0301y \u00f4\u0309n a\u0301p, ho\u0103\u0323c thay \u0111\u00f4\u0309i h\u01b0\u01a1\u0301ng cu\u0309a tivi, h\u01b0\u01a1\u0301ng \u0103ngten ngoa\u0300i tr\u01a1\u0300i ho\u0103\u0323c thay \u0103ngten m\u01a1\u0301i. Khi nh\u01b0\u0303ng bi\u00ea\u0323n pha\u0301p tr\u00ean kh\u00f4ng co\u0301 ta\u0301c du\u0323ng thi\u0300 pha\u0309i mang tivi \u0111i s\u01b0\u0309a.<\/p>\n","protected":false},"excerpt":{"rendered":"
Khi chu\u0301ng ta xem tivi ma\u0300u, co\u0301 lu\u0301c ma\u0300u s\u0103\u0301c t\u01b0\u0323 nhi\u00ean m\u00e2\u0301t \u0111i tha\u0300nh hi\u0300nh a\u0309nh \u0111en tr\u0103\u0301ng, hi\u00ea\u0323n t\u01b0\u01a1\u0323ng na\u0300y go\u0323i la\u0300 hi\u00ea\u0323n t\u01b0\u01a1\u0323ng “ti\u00eau s\u0103\u0301c” (m\u00e2\u0301t ma\u0300u). S\u01a1\u0309 di\u0303 xa\u0309y ra hi\u00ea\u0323n t\u01b0\u01a1\u0323ng na\u0300y kha\u0309 n\u0103ng la\u0300 do ti\u0301n hi\u00ea\u0323u ti\u00ea\u0301p so\u0301ng cu\u0309a tivi qua\u0301 y\u00ea\u0301u. Qua\u0301 tri\u0300nh \u0111a\u0300i truy\u00ea\u0300n hi\u0300nh pha\u0301t […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[1,15],"tags":[],"class_list":["post-11271","post","type-post","status-publish","format-standard","hentry","category-general","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/11271","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=11271"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/11271\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=11271"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=11271"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=11271"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}