https://iqtainment.wordpress.com/acoustic-ruler/ I've played with it - with some... | Hacker News

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ay on Jan 13, 2015 | parent | context | favorite | on: Hi, It’s Google Corporate Development

https://iqtainment.wordpress.com/acoustic-ruler/

I've played with it - with some calibration, it seems to work. But YMMV, and I got it mostly just in an appreciation of the author's clever idea.

graycat on Jan 14, 2015 [–]

Fantastic! I was just guessing and didn't know someone had already done it!

Thanks!

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