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Exhibit 12.1

DRS Technologies, Inc.
Computation of Ratio of Earnings to Fixed Charges

		Quarter Ended December 31,						Nine Months Ended December 31,
		2003			2002			2003			2003
		(in thousands)
Earnings before minority interests and income taxes		$	20,946		$	14,089		$	51,626		$	39,023
Add:
	Fixed charges		9,088			4,117			19,416			11,255
Earnings as adjusted		$	30,034		$	18,206		$	71,042		$	50,278
Fixed charges:
	Interest on indebtness including amortization of deferred financing costs	$	7,513		$	2,653		$	14,691		$	7,408
Portion of rents representative of the interest factor			1,575			1,464			4,725			3,847
Fixed charges		$	9,088		$	4,117		$	19,416		$	11,255
Ratio of earnings to fixed charges			3.3	x		4.4	x		3.7	x		4.5	x

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Exhibit 12.1

DRS Technologies, Inc. Computation of Ratio of Earnings to Fixed Charges