... ±6 and ±15dB range Signal to Noise >100dB, unweighted, ref: +4dBu, 22KHz measurement bandwidth Dynamic Range >118dB, unweighted Input ... Noise Damping ±6dB range Signal to Noise >94dB, unweighted, ref: +4dBu, 22KHz measurement bandwidth Output Noise Damping ±15dB range ... Signal to Noise >90dB, unweighted, ref: +4dBu, 22KHz measurement bandwidth THD+Noise <0.04%, 0 ...