NuWave Phono Converter vs Pro-Ject Audio Systems Phono Box DS2 USB
The Phono Box DS2 USB's signal-to-noise is 94 dB against the NuWave Phono Converter's 87 dB and its thd 0.020% against 0.030%. Both share bit depth (24-bit) and max sample rate (192 kHz).
Both turn up in the same documented systems.