SMD Distortion Detector Plus (DD-1+) Subwoofer Size_15-Inch as it is affordable enough

as it is affordable enough for anyone to have the opportunity to run a premium brand subwoofer

Variable bass boost @ 45Hz 0-9dB

choose blue and green

Looking to connect an existing Fannie to Speedie

Rear motor cover protects the back of the subwoofer

SMD Distortion Detector Plus (DD-1+) Subwoofer Size_15-Inch as it is affordable enoughThe purpose of this tool is to enable the installer to set the gain of an audio amplifier to match the source units output level, accurately and quickly. It can also be useful for detecting distortion in the audio signal caused by poorly designed or malfunctioning audio equipment. What is the difference between this and the original DD 1+? Sets audio system gain overlap, continuously variable from 0. 0dB 15. 0dB in 0. 1dB steps Checks gain overlap of