Subwoofer ~ Needs Repair in Calgary, Alberta for sale

Precision Acoustics PA8XS active subwoofer for sale. Not Working Properly! While it powers up (the green light comes on) and some bass sound is heard (with the volume turned all the way up), it's not performing like it should. There is information on the net on how to fix the issue; if you're the sort of person that likes to do that sort of stuff. Below are some of the specifications...
* Manufacture: Precision Acoustics
* Model: PA8XS
* Amplified Power: 100 watts
* Frequency Response: 40Hz-180kHz
* Woofer: 4Ω 8" Polymer Treated Driver
* Inputs: Line level & High-level
* Dimensions: 12" x 10" x 15" tall