Condensed Consolidated Balance Sheets (USD $)	Jun. 28, 2013	Mar. 31, 2013
Current assets:
Cash and cash equivalents	$ 581,000	$ 619,000
Receivables, net	4,988,000	4,988,000
Inventories	4,355,000	3,905,000
Prepaid expenses and other current assets	758,000	795,000
Total current assets	10,682,000	10,307,000
Equipment and leasehold improvements, net	3,245,000	3,415,000
Goodwill	4,579,000	4,579,000
Intangibles and patents, net	3,500,000	3,686,000
Other assets	218,000	229,000
Total Assets	22,224,000	22,216,000
Current liabilities:
Accounts payable	2,165,000	1,829,000
Accrued compensation	696,000	729,000
Accrued subcontracting costs	442,000	427,000
Other accrued expenses	641,000	871,000
Current portion of long-term debt, PFG	714,000	714,000
Current portion of long-term debt - MEDC/MSF	558,000	553,000
Current portion of capital lease	8,000
Current portion of long-term debt - bank line of credit	922,000
Current portion of long-term debt - bank term loan	333,000	333,000
Total current liabilities	6,479,000	5,456,000
Long-term debt, less current portion - PFG, net of discount	1,191,000	1,322,000
Long-term debt, less current portion - MEDC/MSF	236,000	377,000
Long-term debt, capital lease	41,000
Long-term debt, less current portion - bank term loan	250,000	334,000
Warrant liability	488,000	292,000
Total liabilities	8,685,000	7,781,000
Commitments and contingencies
Shareholders' equity:
Class A Common Stock, $.001 par value, 100,000,000 authorized; June 28, 2013 - 31,197,547 shares issued and outstanding, March 31, 2013 - 31,158,347 shares issued and outstanding	31,000	31,000
Additional paid-in capital	58,645,000	58,616,000
Accumulated deficit	(45,137,000)	(44,212,000)
Total shareholders' equity	13,539,000	14,435,000
Total Liabilities and Shareholders' Equity	$ 22,224,000	$ 22,216,000