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Export Sales and Major Customers (Tables)
3 Months Ended
May. 31, 2015
Export Sales and Major Customers [Abstract]  
Summary of Revenues from domestic and export sales to unaffiliated customers

 

  Power     Field Effect  Power    
Geographic Region Transistors  Hybrids  Transistors  MOSFETS  Totals 
                
Europe and Australia $0  $0  $6,000  $0  $6,000 
Canada and Latin America  9,000   0   0   0   9,000 
Far East and Middle East  0   0   14,000   86,000   100,000 
United States  464,000   1,149,000   79,000   576,000   2,268,000 
Totals $473,000  $1,149,000  $99,000  $662,000  $2,383,000 

 

 

  Power     Field Effect  Power    
Geographic Region Transistors  Hybrids  Transistors  MOSFETS  Totals 
                
Europe and Australia $0  $329,000  $4,000  $0  $333,000 
Canada and Latin America  23,000   0   0   0   23,000 
Far East and Middle East  0   0   74,000   0   74,000 
United States  406,000   944,000   39,000   486,000   1,875,000 
Totals $429,000  $1,273,000  $117,000  $486,000  $2,305,000 

 

Summary of percentage of sales from major customer

 

Customer % of Sales 
Raytheon Company  58%
United States Government  18%
   76%

 

 

Customer % of Sales 
Raytheon Company  30%
United States Government  25%
   55%