ミニコイルでブザー

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Uploaded by on Aug 15, 2008

ダイソーさんの「手作りモーター」キットに入っていたエナメル線と木製台座でミニコイルのブザーを作ってみた。銅線が少ないのでタバコのフィルターより小さい。木ネジにそ­のまま巻いた。木ネジだと木製台座にすぐネジこめる。電源は単1マンガン電池3本で4.5V。ダイソーさんでは3本100円ね。

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Science & Technology

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