http://www.zophar.net/zsnes/spc/
After that… get Winamp and the SPC plug-in "SNESAmp" for it. You can find both of these in the URL below.
Once that’s done… you just open the SPC files in Winamp. To actually record it… you’ll have to change some settings to record them onto your hard drive.
I forgot the actual details… but you can find them in the URL below this paragraph. Hope this helps!