Yes if you file a Schedule C for self employment. But not as an expense. You add it as an Asset and depreciate it over several years. If you paid any interest like on a loan for it you can deduct the actual interest you paid during the year.
IRS overview of Depreciation
http://www.irs.gov/Businesses/Small-Businesses-&-Self-Employed/A-Brief-Overview-of-Depreciation
