Finding a Way to Produce Powerful Motors Without Rare Earths | Hacker News

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		Finding a Way to Produce Powerful Motors Without Rare Earths (hackaday.com)
		3 points by lxm 23 days ago \| hide \| past \| favorite \| 1 comment

saidinesh5 23 days ago [–]

It's similar to normal DC brushed motors no? The brushes / contacts then wear out and need regular replacement.

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