Check out the following site: You can download a free version of their software that will allow you to make your own loop-based sound with up to ten tracks. It has synths, drums, and tons of other instrument sounds. Truly world-class software.
A MIDI controller doesn't produce sounds, it only puts out information (which note to play, how loud to play it, etc.). When you play a MIDI file on your computer, you hear sound because the raw MIDI information is sent to a set of sound files on you...
Check out the following site: You can download a free version of their software that will allow you to make your own loop-based sound with up to ten tracks. It has synths, drums, and tons of other instrument sounds. Truly world-class software.