京急ドレミファインバータ(VVVF)を自作する
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16:05
Making 3D prints actually waterproof
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14:18
【動画で配線例を紹介】インバータを使用したモーターの配線方法2 セレクタスイッチで外部運転
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14:20
Build your own induction motor
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15:39
Why Electric Trains Make Interesting Sounds. I Made a Singing Train Motor!
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11:19
Why electric motors make noise. Train, electric car.
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25:13
I Finally Got Very Old Analog Osciloscope. It works very fine.
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18:20
トランジスタ徹底解説-トランジスタの仕組み
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21:41