The same in-wheel electric motor resides in the Elektrode 20, its capacity boosted threefold to 750W (one horsepower). It is ...

A novel full-wave rectifier turns an audio power amplifier into a simple modulator, that is then used to modulate an ...

With the help of the best tools, it's never been easier (or more fun!) to be a DIYer. Here are 45 of our top picks, tested by editors. Stocking a toolbox isn’t something that happens in a day. When it ...

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