High-pitched noise when connecting left half of UHK 80 to USB-C for charging

[Michael_Roth]

Is there any news on this topic? (I may have overlooked something in other threads and am unnecessarily agonizing over the high-pitched noise).

[mlac]

I plan to announce a recall in a week or two.

[mlac]

UHK 80 audible noise recall is available

Hi guys, Some of you complained about the high-pitched noise the UHK 80 generates. If it bothers you, please contact us. We’ll recall your UHK 80 and replace the main boards with ones that contain tantalum capacitors, practically eliminating the noise. We’ve been shipping UHK 80s with tantalum capacitors since 2025-02-21 and haven’t received any complaints since then. Thanks for your patience regarding this matter! We don’t only develop new products but keep improving the existing ones, and …

[dstodev]

I recently received my post-recall board and it is now silent! Thank you very much for fixing this issue!