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tfc77 發表於 2013-6-12 09:09 PM static/image/common/back.gif 劃黑線為-端,如是紅線或有標+就例外
ciko.ciko 發表於 2013-6-12 09:12 PM static/image/common/back.gif 請參考. http://bbs.pigoo.com/thread-44510-1-2.html
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cnpan 發表於 2013-6-12 10:24 PM static/image/common/back.gif 電路板上的+極通第12腳(相片最左邊) SMD capacitor 底座有導角是+極.
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