Condensed Consolidated Statements of Operations (USD $)	3 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Net sales	$ 11,099,106	$ 12,351,992
Cost of sales	7,023,974	7,422,639
Gross profit	4,075,132	4,929,353
Operating expenses:
Selling, general and administrative expense	3,613,453	3,871,294
Engineering & development expense	967,263	1,361,592
Operating Expenses	4,580,716	5,232,886
Operating loss	(505,584)	(303,533)
Interest income	(31,036)	(23,728)
Other expense (income)	(5,691)	(14,837)
Loss before income taxes	(468,857)	(264,968)
Income tax expense	8,000	19,000
Net loss	$ (476,857)	$ (283,968)
Loss per share:
Earnings Per Share, Basic	$ (0.11)	$ (0.06)
Earnings Per Share, Diluted	$ (0.11)	$ (0.06)
Weighted average shares outstanding:
Basic	4,484,300	4,491,857
Diluted	4,484,300	4,491,857