CONDENSED CONSOLIDATED BALANCE SHEETS (USD $)	Dec. 31, 2011	Mar. 31, 2011
Current assets:
Cash and cash equivalents	$ 640,170	$ 123,955
Accounts receivable, net	1,769,817	2,585,619
Unbilled government receivables	1,466,623	1,466,623
Inventories, net	3,785,971	2,970,378
Prepaid expenses and other	137,542	70,970
Deferred debt expense	108,321	108,321
Deferred income tax asset	1,126,247	1,131,175
Total current assets	9,034,691	8,457,041
Equipment and leasehold improvements, net	617,213	330,694
Deferred debt expenses – long-term	291,865	373,105
Deferred income tax asset – non-current	1,461,664	1,461,664
Other assets	56,872	35,235
Total assets	11,462,305	10,657,739
Current liabilities:
Current portion long-term debt	522,959	282,798
Capital lease obligations	62,397	15,685
Accounts payable	1,996,916	1,598,679
Progress billings		424,202
Deferred revenues – current portion	19,985	28,382
Accrued payroll, vacation pay and payroll taxes	410,865	445,738
Accrued expenses	1,674,819	1,287,034
Total current liabilities	4,687,941	4,082,518
Subordinated notes payable-related parties	250,000	250,000
Capital lease obligations – long-term	166,727
Deferred revenues	6,342	15,381
Warranty Liability	299,399	366,137
Long-term debt, net of debt discount	1,620,638	1,979,114
Total liabilities	7,031,047	6,693,150
Commitments	0	0
Stockholders' equity:
Common stock, par value $.10 per share, 2,652,815 and 2,646,215 issued and outstanding as of December 31, 2011 and March 31, 2011, respectively	265,281	264,621
Additional paid-in capital	5,800,944	5,711,531
Accumulated deficit	(1,634,967)	(2,011,563)
Total stockholders' equity	4,431,258	3,964,589
Total liabilities and stockholders' equity	$ 11,462,305	$ 10,657,739