EXHIBIT 12 AMETEK, INC. STATEMENT REGARDING COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (DOLLARS IN THOUSANDS) EARNINGS: 2002 2001 2000 1999 1998 --------- --------- --------- --------- --------- Income from continuing operations $ 83,698 $ 66,111 $ 68,532 $ 60,768 $ 41,739 Income tax expense 39,200 18,251 37,606 33,693 21,819 Interest expense - gross 25,498 28,505 29,460 25,396 37,921 Capitalized interest (317) (592) (257) (620) (462) Amortization of debt financing costs(1) -- -- -- -- -- Interest portion of rental expense (est.) 2,839 2,982 2,713 2,307 2,249 --------- --------- --------- --------- --------- Adjusted earnings $ 150,918 $ 115,257 $ 138,054 $ 121,544 $ 103,266 ========= ========= ========= ========= ========= FIXED CHARGES: Interest expense, net of capitalized interest $ 25,181 $ 27,913 $ 29,203 $ 24,776 $ 37,459 Capitalized interest 317 592 257 620 462 Interest portion of rental expense 2,839 2,982 2,713 2,307 2,249 --------- --------- --------- --------- --------- Fixed charges $ 28,337 $ 31,487 $ 32,173 $ 27,703 $ 40,170 ========= ========= ========= ========= ========= RATIO OF ADJUSTED EARNINGS TO --------- --------- --------- --------- --------- FIXED CHARGES 5.3x 3.7x 4.3x 4.4x 2.6x ========= ========= ========= ========= ========= (1) - Included in interest expense.