how can i hook up my car audio subwoofer to my computer??? or my house stereo?

[armyofone]

i wanna be able to have good bass with my cpu music ive already got my surround for my tv.. now i just want some for my computer.

 

[AL M]

You will need to get a 12volt Power Supply (Bench Top) to power up the amp for the car sub. Depending on the amp capacity, you'll need to get a higher amp rating on the power supply too.

Then split up the audio out of the PC to the main speakers and to the sub amp.