check your local newspaper ads.. also check staples, if your handy you can modify a cheep desk from staples or wal-mart .
its difficult to work with because its particle board, but i added a rack onto mine.
good luck
Go to my website and find the link for "BUILD THIS ($80)WORKSTATION.I am moving and I have to leave my current desk behind. Where is the best place to find a pretty inexpensive computer desk that will work great for recording stuff?