It surely sounds like your regular UPS. | Hacker News

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		PeterStuer 10 months ago \| parent \| context \| favorite \| on: Show HN: We built a Plug-in Home Battery for the 9... It surely sounds like your regular UPS.

cwillu 10 months ago [–]

If it actually has a good sinusoidal output, that's something, but yeah.

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