JaZZ
Headphoneus Supremus
You won't measure any change from the 16FS to 256FS WTA filter. But the HF filter (green or red) adds -1dB at 20kHz from ruler flat.
Does this also apply to the DAVE?
Yes. You won't measure changes in the frequency domain, but if you applied a 16FS impulse you would see changes in the impulse response; so doing the usual measurements using say 192 kHz would reveal no change at all. You would need test equipment or sources running at 768 kHz to actually measure the differences. No such test gear currently exists.
Actually I was referring to the (absolutely measurable) 1 dB drop-off at 20 kHz caused by the HF filter. I'm curious if it's the same with DAVE – because I do hear a very slight upper-treble smoothing (with 44.1 kHz recordings) that might be exactly that.
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