I bought a Fender Rumble 100 bass amplifier and was curious about the frequency response. I couldn’t find anything online so I measured it myself with REW and a UMIK-1. Below are normal, vintage, and contour settings with all EQ knobs at the center position. The volume was set low and the mic was place a few feet in front of the amp. The amp was a few inches from a wall to the rear, and a foot fro