Uploaded May 2026 | Updated September 2026, 2 weeks ago

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Join listener for an abridged history of the popular theory of tuning IEMs, one that explains why the discourse around “neutral” in IEMs is considerably more fraught than it should be, and why the CrinEar Reference makes that impossible to ignore anymore.

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How to read the new measurements:
youtube.com/watch?v=QWS-hIzI1KU
Why you shouldn’t use AutoEQ: youtube.com/watch?v=s0nZCXyDTz4
The 10 stages of headphone measurements
youtu.be/LrIoNMeo_GI
Sound quality in headphones explained: youtu.be/Km2DNLbB-6o?si=DkKz5tAnv42Tg9FF

00:00 - Intro
01:06 - Bass vs. "Neutral"
04:36 - Etymotic "Neutral"
05:43 - Harman "Neutral"
09:52 - IEF "Neutral"
14:48 - New Meta
20:31 - Neutral
24:19 - Conclusion