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傳統電風扇該如何用電壓或電容控制風量?
May 14th 2014, 08:13

由於傳統的電風扇只有三段風速可以調，瓦數從45W到60W，調到最弱風速感覺還是太強太吵太耗電(46W)，本來想用調光燈具改，可是網路上說電壓降低馬達會產生高頻雜音雜訊和發熱，這方法就算了，有人DIY成功的例子可以分享嗎? 推薦用什麼方式來改變電風扇電壓和風量的呢?

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