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Note 1 - Operations	9 Months Ended
Note 1 - Operations	Jun. 30, 2016
Notes to Financial Statements
Nature of Operations [Text Block]	1. OPERATIONS LRAD ® Corporation, a Delaware corporation (the “Company”), is engaged in the design, development and commercialization of directed and omnidirectional sound technologies and products. The Company sells its proprietary sound reproduction technologies and products in markets around the world.