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Inventories
9 Months Ended
Sep. 30, 2012
Inventory Disclosure [Abstract]  
Inventories

NOTE 4 — Inventories

 

Inventories consist principally of raw materials and sub-assemblies, which are stated at the lower of cost (first-in, first-out) or market.

   September 30,  December 31,
   2012  2011
Raw materials and sub-assemblies  $1,154,845   $1,432,696 
Finished goods   39,215    28,356 
   $1,194,060   $1,461,052