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A B

	Conventional	Entraco
Number of Pieces	7-8	3-4
Vessel Labor	1.5	X
Average Performance	60-62 dB	57-59 dB
Loss per Year	8-10 dB	+ 1.4 dB
Useful Life	2-3 Years	15-17 Years
Avg. Cost per Assembly	$480	$390
Total Ownership Cost (Outside SCN) Material Cost Only	$2.6M/Ship	Approx. $100K/Ship
New Construction Cost Material Cost Only	$288K/Ship	$234K/Ship