2020年4月26日 星期日

EEVblog #1300 – “Parts Per” Notation EXPLAINED

“Per Mille” is a trap for young players. “Parts Per” notation explained, along with percentage and ppm.

Forum: https://www.eevblog.com/forum/blog/eevblog-1300-parts-per-notation-explained/



from EEVblog https://ift.tt/3eZCnDF
via Yuichun

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