Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Aug. 31, 2013	Aug. 31, 2012
Operating Activities
Net income	$ 1,264	$ 302
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Income from discontinued operations, net of tax	(438)	(1,577)
Gain on sale of subsidiary, net of tax	(1,929)
Depreciation and amortization	238	256
Provision for doubtful accounts	21	(41)
Provision for inventory reserve	531	446
Non-cash charge for share based compensation	4	6
Deferred income taxes	671	(433)
Gain on disposal of assets	(400)	(48)
Unrealized loss on investments	18	(5)
Changes in working capital:
Accounts receivable	381	(489)
Inventories	813	(1,887)
Note receivable for StingRay56		250
Prepaid expenses and other current assets	(842)	3,826
Accounts payable and accrued liabilities	(1,902)	(537)
Deferred revenue	600
Cost, estimated earnings and billings, net, on uncompleted contracts	67
Income taxes refundable/payable	(72)	739
Net cash provided by (used in) operating activities	(975)	808
Investing Activities
Capital expenditures	(62)	(385)
Proceeds from sale of property, plant & equipment	499
Proceeds from sale of Chroma property		52
Proceeds from sale of Aydin Displays, Inc.	15,000
Net cash provided by (used in) investing activities	15,437	(333)
Financing Activities
Proceeds from long-term debt, lines of credit	14,054	13,853
Payments on long-term debt, lines of credit	(27,385)	(14,228)
Purchase of treasury stock		(90)
Re-issue of treasury stock for options exercised	166	10
Proceeds from notes payable to officers and directors	250
Repayments of notes payable to officers and directors	(235)
Net cash (used in) financing activities	(13,150)	(455)
Discontinued Operations
Operating activities	63	207
Investing activities	(60)	(219)
Financing activities
Net cash (used in) discontinued operations	3	(12)
Net change in cash	1,315	8
Cash, beginning of year	316	148
Cash, end of period	1,631	156
Cash, discontinued operations	5
Cash, continuing operations	$ 1,636	$ 156