Avalon 737SP Channel strip Minty! Took this in trade for mastering. Spring cleaning at the studio mid-winter :. The item "Avalon 737SP Channel strip Minty" is in sale since Thursday, February 02, 2017.This item is in the category "Musical Instruments & Gear\Pro Audio Equipment\Preamps & Channel Strips". The seller is "griffinmastering" and is located in Atlanta, Georgia. This item can be shipped to United States.