Exhibit 12.1 Computation of Ratios of Earnings to Fixed Charges Audio Communications Network Inc Muzak LLC (Predecessor -------------------------------------------------------- company) Period from January 1, 1998 October 7, Three months through 1998 through ended October 6, December 31, For the Year ended December 31, March 31, 1998 1998 1999 2000 2001 2002 2003 ----------------------------------------------------------------------------------------- Earnings to fixed charge calculation: Fixed charge calculation: Interest expense, including amortization of deferred financing fees $ 2,520 $ 1,033 $ 24,918 $ 39,818 $ 32,240 $ 28,532 $ 6,569 1/3 of rent expense 75 31 997 1,284 1,260 1,329 326 ------------------------------------------------------------------------------------- Total fixed charges $ 2,595 $ 1,064 $ 25,915 $ 41,102 $ 33,500 $ 29,861 $ 6,895 Earnings calculation: Net loss $ (3,428) $ (1,147) $(22,175) $(45,438) $(44,741) $(30,985) $ (6,408) Add: fixed charges 2,595 1,064 25,915 41,102 33,500 29,861 6,895 Total Earnings $ (833) $ (83) $ 3,740 $ (4,336) $(11,241) $ (1,124) $ 487 Ratio of earnings to cover fixed charges (0.32)x (0.08)x 0.14x (0.11)x (0.34)x (0.04)x 0.07x