For $40 you can try one of these: http://www.thinkgeek.com/electronics/musical-instruments/a94c/?cpg=ab http://www.thinkgeek.com/electronics/musical-instruments

For $40 you can try one of these: http://www.thinkgeek.com/electronics/musical-instruments/a94c/?cpg=ab http://www.thinkgeek.com/electronics/musical-instruments/a94... If you want something with more options, go for: http://www.sweetwater.com/store/detail/PocketPOD/ http://www.sweetwater.com/store/detail/PocketPOD/ You can also do it through your computer, just google "free amp sim" and you'll find plenty. The only catch is that you'll usually need a music program that supports VST.