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1 - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
12 Months Ended
Dec. 31, 2018
Accounting Policies [Abstract]  
Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block]
In the following table, revenue is disaggregated by primary geographical market, major product line, and timing of revenue recognition.

   

Twelve Months Ended December 31,

 
   

2018

   

2017

 

Primary geographical markets:

               

United States

  $ 7,377,000     $ 6,803,000  

Asia

    806,000       781,000  

Other

    39,000       38,000  
      8,222,000       7,622,000  

Major product lines:

               

ODM projects

  $ 4,890,000     $ 4,270,000  

ODM components

    2,709,000       2,656,000  

Distribution components

    623,000       696,000  
      8,222,000       7,622,000  

Timing of revenue recognition:

               

Products transferred at a point in time

  $ 8,222,000     $ 7,622,000