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NOTE 3 - PROPERTY, PLANT AND EQUIPMENT, NET (Details) (in thousands) - USD ($)
$ in Thousands
Sep. 30, 2016
Dec. 31, 2015
Property, Plant and Equipment [Abstract]    
Leasehold improvements $ 389 $ 77
Equipment 5,172 4,482
Sale demonstration equipment 992 1,257
Property and equipment gross 6,553 5,816
Less accumulated depreciation 4,759 4,579
Property and equipment, net $ 1,794 $ 1,237