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K
Checked my PCB and its marked: HY-A-U301 REV:2.0
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K
Ordered mine in early 2020 and the listing no longer exists. Superaudiobestfriends measurement have the same 10X gain version.
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K
My U3 came with a 10X voltage gain, with a proper 2VRMS input it clips before 2'o clock. I feed with mine with a -28dB as the loudest...
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K
It is a common issue with the U3s. The gain is 10X which is a lot imo for a headphone amp but this amp was made for the 0.5V output...
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