I use Audacity it's a free down load programme , there are pleanty of free recording programmes out there ...
http://audacity.sourceforge.net/
and you will need lame.dll to convert your recordings into MP3 format
http://www.free-codecs.com/download/Lame_Encoder.htm
Its' all very easy , I use a 12 channell mixer plugged into my PC
then I just have fun .
Hope this answers your question
Trev...