DIY電鈴

SKU: K208
$230.00
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SKU: K208 Category:

材質:ABS、塑膠

尺寸:225*165*60mm

描述

原理:應用的是電磁鐵原理,通電時,電磁鐵有電流通過,產生了磁性,把小錘下方的彈片吸過來,使小錘打擊電鈴發出聲音,同時電路斷開,電磁鐵失去了磁性;小錘又被彈回,電路閉合,不斷重復,電鈴便發出連續擊打聲。

註意事項:打鈴錘打不到鈴,或是無法連續打鈴,如視頻中調整繼電片的螺絲和調整彈片的螺絲就可以解決。

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