Hugh Robjohns
- Indexed articles, last 90 days
- 2
- Latest publication
- Jul 23, 2026
- Outlet visibility, for Sound on Sound
- Top 500K sites
- Earliest in this view
- Jul 23, 2026
Latest articles
imersiv D-1 (opens the original)
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Imersiv’s claims to have delivered a revolution in D‑A conversion technology aren’t mere snake oil: the D‑1 outperforms every other current DAC by a huge margin. And, importantly, the differences are audible... Imersiv is a new name, but it’s a spin‑off from a very familiar company: Millennia Music & Media Systems. Founded by John La Grou in 1990, Millennia have been impressing SOS and many others with their high‑end gear ever since. John decided to create the new imersiv marque because their pr
Q. What are the high-frequency sounds that I keep noticing in location audio recordings? (opens the original)
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Cyclical signals in the very high frequencies, above most humans’ hearing, are often continuity test signals rather than a sign your recording chain is at fault. More and more, I see super-high-frequency information in recordings from clients (I do post-production audio for very diverse projects). You can see the sort of thing I mean at the top of this iZotope RX screenshot. Do you know what kind of information this is? Is there some HVAC or alarm system that puts high switching notes above huma
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Top 500K sites
For Sound on Sound, the outlet · Measured Aug 1, 2026
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