Exhibit 12.1

QUANTUM CORPORATION

EXHIBIT 12.1

STATEMENT OF COMPUTATION OF RATIOS

OF EARNINGS TO FIXED CHARGES

 

(in thousands)

   For the year ended March 31,  
     2007     2006     2005     2004     2003  

Loss from continuing operations before income taxes

   $ (59,156 )   $ (40,081 )   $ (12,135 )   $ (30,957 )   $ (137,173 )

Add fixed charges

     46,545       15,789       16,907       23,709       30,486  
                                        

Earnings (as defined)

   $ (12,611 )   $ (24,292     $ (4,772 )   $ (7,248 )   $ (106,687 )
                                        

Fixed charges

          

Interest expense

   $ 40,748     $ 9,976     $ 11,212     $ 17,617     $ 24,419  

Amortization of debt issuance costs

     (i )     (i )     (i )     (i )     (i )

Estimated interest component of rent expenses

     5,797       5,813       5,695       6,092       6,067  
                                        

Total fixed charges

   $ 46,545     $ 15,789     $ 16,907     $ 23,709     $ 30,486  
                                        

Ratio of earnings to fixed charges

     Note (ii)       Note (ii)       Note (ii)       Note (ii)       Note (ii)  

(i) In all years presented, the amortization of debt issuance costs is included in interest expense.
(ii) Earnings, as defined, were insufficient to cover fixed charges by $59.2 million, $40.1 million, $12.1 million, $31.0 million, and $137.2 million for fiscal years 2007, 2006, 2005, 2004, and 2003, respectively.