well, you sir, are the first. except maybe those lamers: https://en.wikipedia.or... | Hacker News

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		abductee_hg on May 9, 2021 \| parent \| context \| favorite \| on: How I built the world's first 3D ultrasonic scanne... well, you sir, are the first. except maybe those lamers: https://en.wikipedia.org/wiki/Medical_ultrasound :)

vlovich123 on May 9, 2021 [–]

The title in the submission is inaccurate & not actually the title of the article. The missing bit:

> that works in the air, using off-the-shelf components (< $100).

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