EX-12.1 4 file003.txt RATIO OF EARNINGS TO FIXED CHARGES EXHIBIT 12.1 L-3 COMMUNICATIONS HOLDINGS, INC. AND L-3 COMMUNICATIONS CORPORATION RATIO OF EARNINGS TO FIXED CHARGES (DOLLARS IN THOUSANDS)
SIX MONTHS ENDED JUNE 30, 2002 ----------------- Earnings: Income before income taxes and extraordinary items ......... $ 109,392 Add: Interest expense ......................................... 54,193 Amortization of debt expense ............................. 3,470 Interest component of rent expense ....................... 9,496 --------- Earnings ................................................... 176,551 --------- Fixed Charges: Interest expense ......................................... 54,193 Amortization of debt expense ............................. 3,470 Interest component of rent expense ....................... 9,496 --------- Fixed Charges .............................................. $ 67,159 --------- Ratio of earnings to fixed charges .......................... 2.6x =========