[Robert Murray-Smith] doesn’t like the price of inverters to convert DC to AC. That led him to build a dynamotor, or what is sometimes called a motor-generator set. These devices are just DC motors ...

ACアダプタなしで3.5インチHDDが使えるというバッテリー内蔵のHDDスタンドがイオシス アキバ中央通店で販売中だ。同店による製品名は「外付け革命 ACアダプタ無しのUSB3.0接続 HDDドッキングステーション」で、店頭価格は税込2,980円（詳細は「今週見つけた新 ...

A loop of wire rotating between two permanent magnets generates DC and AC signals. This device can be connected to a DC power supply to run as a motor. Disconnect the DC power supply, if applicable.

In this informative and hands-on video, we'll guide you through the process of building an AC generator at home using a DC motor. You’ll discover the fascinating science behind electricity generation ...