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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
9 Months Ended
Sep. 30, 2024
Accounting Policies [Abstract]  
Disaggregation of Revenue [Table Text Block] In the following table, revenue is disaggregated by primary geographical market, major product line, and timing of revenue recognition.
   

Three Months Ended

September 30,

   

Nine Months Ended

September 30,

 
   

2024

   

2023

   

2024

   

2023

 

Primary geographical markets:

                               

United States

  $ 1,105,000     $ 1,492,000     $ 3,119,000     $ 4,869,000  

Asia

    77,000       69,000       244,000       251,000  

Other

    5,000       2,000       11,000       19,000  
      1,187,000       1,563,000       3,374,000       5,139,000  

Major product lines:

                               

ODM projects

  $ 946,000     $ 998,000     $ 2,475,000     $ 3,212,000  

ODM components

    232,000       564,000       885,000       1,872,000  

Distribution components

    9,000       1,000       14,000       55,000  
      1,187,000       1,563,000       3,374,000       5,139,000  

Timing of revenue recognition:

                               

Products transferred at a point in time

  $ 1,187,000     $ 1,563,000     $ 3,374,000     $ 5,139,000