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Note 2 - Inventories (Details) - Inventories Valued at Lower Cost or Market (USD $)
Mar. 31, 2014
Sep. 30, 2013
Mar. 31, 2013
Inventories Valued at Lower Cost or Market [Abstract]      
Components $ 941,852 $ 852,229 $ 942,802
Work-in-Process 908,124 590,687 341,766
Finished Product 170,382 146,900 195,586
$ 2,020,358 $ 1,589,816 $ 1,480,154