Condensed Consolidated Statements of Operations (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Condensed Consolidated Statements of Operations [Abstract]
REVENUES	$ 35,682	$ 46,656
Manufacturing cost of sales	24,918	30,306
Engineering, selling and administrative	10,090	9,571
Impairment loss on Lynch Systems' assets	0	20
Total Costs and Expenses	35,008	39,897
OPERATING INCOME	674	6,759
Interest expense	(109)	(304)
Other income, net	2	23
Total Other Income (Expense)	(107)	(281)
INCOME BEFORE INCOME TAXES	567	6,478
Income tax (provision) benefit (Note F)	(185)	2,945
NET INCOME	$ 382	$ 9,423
Weighted average number of shares used in basic and diluted EPS calculation	2,572,825	2,248,180
BASIC AND DILUTED NET INCOME PER COMMON SHARE (Note A)	$ 0.15	$ 4.19