{"id":31188,"date":"2026-02-11T09:01:37","date_gmt":"2026-02-11T00:01:37","guid":{"rendered":"https:\/\/blog.agentsoft.co.kr\/index.php\/2026\/02\/11\/31188\/"},"modified":"2026-02-11T09:01:37","modified_gmt":"2026-02-11T00:01:37","slug":"3-wheatstone-bridge%eb%a5%bc-%ec%9d%b4%ec%9a%a9%ed%95%9c-%eb%af%b8%ec%a7%80%ec%a0%80%ed%95%ad-%ec%b8%a1%ec%a0%95","status":"publish","type":"post","link":"https:\/\/blog.agentsoft.co.kr\/index.php\/2026\/02\/11\/31188\/","title":{"rendered":"3. Wheatstone Bridge\ub97c \uc774\uc6a9\ud55c \ubbf8\uc9c0\uc800\ud56d \uce21\uc815"},"content":{"rendered":"

<\/p>\n

\ubaa9\ucc28<\/strong><\/p>\n

[1]\uc2e4\ud5d8\uac12
\n[2] \uacb0\uacfc \ubd84\uc11d
\n[3] \uc624\ucc28 \ub17c\uc758 \ubc0f \uac80\ud1a0
\n[4] \uacb0\ub860<\/p>\n

\ubcf8\ubb38\ub0b4\uc6a9<\/strong><\/p>\n

[2] \uacb0\uacfc \ubd84\uc11d
\n\ubcf8 \uc2e4\ud5d8\uc5d0\uc11c\ub294 \ud718\uc2a4\ud1a4 \ube0c\ub9bf\uc9c0\ub97c \uc0ac\uc6a9\ud558\uc5ec \ubbf8\uc9c0\uc758 \uc800\ud56d\uc744 \uad6c\ud558\ub294 \uc2e4\ud5d8\uc744 \uc9c4\ud589\ud558\uc600\ub2e4.
\n\uae30\uc9c0\uc800\ud56d\uc758(Rs)\uc758 \uc0c9\ub760\ub97c \uc77d\uc5b4\uc11c 1k, 5k, 10k, 15k, 20k \uac01\uac01\uc758 \uc800\ud56d\uac12 Rs\uc0c9\ub760\uc640 \uba40\ud2f0\ubbf8\ud130 \uce21\uc815\uac12 Rs\uba40\ud2f0\uc744 \uad6c\ud558\uace0, \ubbf8\uc9c0\uc800\ud56d(Rx) 12\uac1c\uc758 \uc0c9\ub760\ub97c \uc77d\uc5b4\uc11c \uc800\ud56d\uac12 Rx\uc0c9\ub760\uc640 \uba40\ud2f0\ubbf8\ud130 \uce21\uc815\uac12 Rx\uba40\ud2f0 \uad6c\ud558\uc600\ub2e4.
\nRxWB\uc758 \uac12\uc740 \ubc84\ub2c8\uc5b4 \uce98\ub9ac\ud37c\uc2a4\ub97c \uc6c0\uc9c1\uc774\uba70 \ud718\uc2a4\ud1a4 \ube0c\ub9bf\uc9c0 \uc704\uc5d0 \uac80\ub958\uacc4\uac00 0\uc744 \ub098\ud0c0\ub0b4\ub294 \uc9c0\uc810\uc5d0\uc11c\uc758 \uae38\uc774\ub97c \uce21\uc815\ud558\uc5ec \uc67c\ucabd \uae38\uc774\ub97c L1 \uc624\ub978\ucabd \uae38\uc774\ub97c L2\ub77c\uace0 \uc9c0\uc815\ud55c\ub2e4. \uadf8 \ud6c4 V=IR\uc758 \uc634\uc758 \ubc95\uce59\uacfc R=r!” \uc758 \uc800\ud56d\uc758 \uc815\uc758\ub97c \uc774\uc6a9\ud558\uc5ec \uc720\ub3c4\ud55c Rx = Rs(!#!$) \uacf5\uc2dd\uc744 \uc774\uc6a9\ud558\uc5ec RxWB \uc800\ud56d\uac12\uc744 \uad6c\ud560 \uc218 \uc788\ub2e4.
\n\uc704\uc5d0 \uc2e4\ud5d8 \uacb0\uacfc\ub97c \uc7a0\uc2dc \uc0b4\ud3b4\ubcf4\uc790\uba74 \uc624\ucc28\uc728 \ud06c\uae30\uc758 \ud3c9\uade0 \ubc94\uc704\uac00 0.10506%~2.399876%\ub85c \ub9e4\uc6b0 \uc791\uc740 \uc624\ucc28\uc728\uc744 \ubcf4\uc5ec\uc900\ub2e4\uace0 \ub9d0\ud560 \uc218 \uc788\ub2e4. \ud558\uc9c0\ub9cc \ub2e8 \ud55c\ubc88\uc758 \uc2e4\ud5d8\uc73c\ub85c \ubaa8\ub4e0 \uc624\ucc28\uc728\uc774 \ub0ae\uac8c \ub098\uc628 \uac83\uc740 \uc544\ub2c8\ub2e4. (5) \ubbf8\uc9c0\uc800\ud56d\uc758 \uc120\ud0dd 3 \u2013 6 \ubc88 \uc800\ud56d \uccab \ubc88\uc9f8 \uc2e4\ud5d8\uc5d0\uc11c\ub9cc \uc774\uc0c1\ud558\uac8c \uc624\ucc28\uc728\uc774 10~20%\ub97c \uc0c1\ud68c\ud558\ub294 \uac12\uc774 \ub098\uc640\uc11c \uadf8 \uc774\uc720\ub97c \ucc3e\uae30 \uc704\ud574\uc11c 10\ubc88\uc774 \ub118\ub294 \uc2e4\ud5d8\uc744 \ubc18\ubcf5\ud558\uba74\uc11c \uc624\ucc28\uc728\uc744 \ub0ae\ucd94\uace0 \uadf8 \uc774\uc720\ub97c \ucd94\ub860\ud574\ubcf4\uc558\ub2e4. \uc774 \uc624\ucc28\uc728\uc5d0 \uad00\ud574\uc11c\ub294 \ucd94\ud6c4 \uc624\ucc28\ub17c\uc758 \ud30c\ud2b8\uc5d0\uc11c \uc9c4\ud589\ud558\ub3c4\ub85d \ud558\uaca0\ub2e4.<\/p>\n

\ucd9c\ucc98 : \ud574\ud53c\ucea0\ud37c\uc2a4<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

\ubaa9\ucc28 [1]\uc2e4\ud5d8\uac12 [2] \uacb0\uacfc \ubd84\uc11d [3] \uc624\ucc28 \ub17c\uc758 \ubc0f \uac80\ud1a0 [4] \uacb0\ub860 \ubcf8\ubb38\ub0b4\uc6a9 [2] \uacb0\uacfc \ubd84\uc11d \ubcf8 \uc2e4\ud5d8\uc5d0\uc11c\ub294 \ud718\uc2a4\ud1a4 \ube0c\ub9bf\uc9c0\ub97c \uc0ac\uc6a9\ud558\uc5ec \ubbf8\uc9c0\uc758 \uc800\ud56d\uc744 \uad6c\ud558\ub294 \uc2e4\ud5d8\uc744 \uc9c4\ud589\ud558\uc600\ub2e4. \uae30\uc9c0\uc800\ud56d\uc758(Rs)\uc758 \uc0c9\ub760\ub97c \uc77d\uc5b4\uc11c 1k, 5k, 10k, 15k, 20k \uac01\uac01\uc758 \uc800\ud56d\uac12 Rs\uc0c9\ub760\uc640 \uba40\ud2f0\ubbf8\ud130 \uce21\uc815\uac12 Rs\uba40\ud2f0\uc744 \uad6c\ud558\uace0, \ubbf8\uc9c0\uc800\ud56d(Rx) 12\uac1c\uc758 \uc0c9\ub760\ub97c \uc77d\uc5b4\uc11c \uc800\ud56d\uac12 Rx\uc0c9\ub760\uc640 \uba40\ud2f0\ubbf8\ud130 \uce21\uc815\uac12 Rx\uba40\ud2f0 \uad6c\ud558\uc600\ub2e4. RxWB\uc758 \uac12\uc740 \ubc84\ub2c8\uc5b4 \uce98\ub9ac\ud37c\uc2a4\ub97c […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[18229,26994,3026],"class_list":["post-31188","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-a--","tag-26994","tag-3026"],"_links":{"self":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/posts\/31188","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/comments?post=31188"}],"version-history":[{"count":0,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/posts\/31188\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/media?parent=31188"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/categories?post=31188"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/tags?post=31188"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}