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批踢踢實業坊 ask 板
[請問] DC插座的正負極怎麼分?
Jul 9th 2013, 00:02, by itrs821

作者itrs821 (酗咖啡)

看板ask

標題[請問] DC插座的正負極怎麼分?

時間Tue Jul 9 00:02:41 2013

請問一般手機充電器的DC插座, 中間芯的部分是正極還是負極呢? 謝謝 -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 114.32.52.130

caras:不一定,兩種都有,所以得弄清楚,不然一插就冒煙! 07/09 00:19

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