At 500 Hz it's actally a little better
No notch, no analog LP filter (only antialiasing on DAC card output), no tweaking of distortion components. But tweaking of I2S signal to suit the ESS 9039 PLL/clock on my setup.
Last 2 pictures are best and worst case
No notch, no analog LP filter (only antialiasing on DAC card output), no tweaking of distortion components. But tweaking of I2S signal to suit the ESS 9039 PLL/clock on my setup.
Last 2 pictures are best and worst case
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