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Business Segments
12 Months Ended
Sep. 30, 2021
Business Segments  
Business Segments

15.  Business Segments

The Company operates in one business segment which designs, manufactures and sells flat panel displays, flight information computers, and advanced monitoring systems to the DoD, the Department of Interior, other government agencies, commercial air transport carriers and corporate/general aviation markets. The Company currently derives virtually all of its revenues from the sale of this equipment and related EDC.

Geographic Data

Most of the Company’s sales, operating results and identifiable assets are generated in the United States. In fiscal years 2021, 2020 and 2019, net sales outside the United States amounted to $8.4 million, $9.4 million and $7.5 million, respectively.

Product Data

The Company’s current product line includes FPDS, flight management systems, and air data systems and components. During fiscal years 2021, 2020 and 2019, the Company derived 88%, 80% and 90%, respectively, of its total product revenue from sales of FPDS. The remaining revenue for each of the fiscal years was from sales of air data systems and components.