Condensed Consolidated Statements of Operations (USD $)	3 Months Ended		9 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Net sales	$ 10,024,350	$ 11,721,956	$ 29,809,740	$ 36,546,149
Cost of sales	6,352,038	7,057,661	18,686,351	21,997,996
Gross profit	3,672,312	4,664,295	11,123,389	14,548,153
Operating expenses:
Selling, general and administrative expense	3,824,145	3,854,289	11,162,302	11,649,315
Engineering & development expense	1,044,051	1,286,105	3,070,558	3,958,997
Operating Expenses	4,868,196	5,140,394	14,232,860	15,608,312
Operating loss	(1,195,884)	(476,099)	(3,109,471)	(1,060,159)
Interest income	(3,845)	(4,277)	(53,837)	(35,036)
Other expense (income)	19,716	6,198	14,025	(22,632)
Loss before income taxes	(1,211,755)	(478,020)	(3,069,659)	(1,002,491)
Income tax expense	(492,000)	19,000	(476,000)	57,000
Net loss	$ (719,755)	$ (497,020)	$ (2,593,659)	$ (1,059,491)
Loss per share:
Earnings Per Share, Basic	$ (0.16)	$ (0.11)	$ (0.58)	$ (0.24)
Earnings Per Share, Diluted	$ (0.16)	$ (0.11)	$ (0.58)	$ (0.24)
Weighted average shares outstanding:
Basic	4,499,260	4,477,651	4,492,727	4,481,737
Diluted	4,499,260	4,477,651	4,492,727	4,481,737