Export Sales and Major Customers (Tables)

12 Months Ended

Feb. 28, 2015

Export Sales and Major Customers [Abstract]

Revenues from domestic and export sales to unaffiliated customers

	Power				Field Effect		Power
Geographic Region	Transistors		Hybrids		Transistors		MOSFETS		Totals
Europe and Australia	$	0	$	904,000	$	10,000	$	0	$	914,000
Canada and Latin America		47,000		0		20,000		13,000		80,000
Far East and Middle East		18,000		0		40,000		481,000		539,000
United States		1,313,000		4,586,000		278,000		2,047,000		8,224,000
Totals	$	1,378,000	$	5,490,000	$	348,000	$	2,541,000	$	9,757,000

	Power				Field Effect		Power
Geographic Region	Transistors		Hybrids		Transistors		MOSFETS		Totals
Europe and Australia	$	9,000	$	697,000	$	28,000	$	18,000	$	752,000
Canada and Latin America		96,000		0		11,000		0		107,000
Far East and Middle East		10,000		0		11,000		329,000		350,000
United States		1,143,000		3,684,000		392,000		2,222,000		7,441,000
Totals	$	1,258,000	$	4,381,000	$	442,000	$	2,569,000	$	8,650,000