I compared the Universal Audio Volt 476 and QSC Touchmix 8 mic pres back to back on the saxophone. Equipment: Jody Jazz HR* Custom Dark 7 alto mouthpiece and Power Ring ligature Hemke 2 1/2 reed King Silversonic Super 20 (circa 1970's) DPA 4099 clip on mic The output of both units was sent into my UA Apollo x6 with Lexicon 480L reverb.