Check out this page. It will give you lots of ideas. If you call Parts Express and talk to an actual person, they will be able to walk you through what you need.
https://www.google.com/search?q=ewa...AUICSgC&biw=1536&bih=736#imgrc=TH8dEO-uLi6R7M:
https://www.google.com/search?q=ewa...AUICSgC&biw=1536&bih=736#imgrc=TH8dEO-uLi6R7M: