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Note 4 - Inventory (Tables)
12 Months Ended
Dec. 31, 2022
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
  

December 31, 2022

  

December 31, 2021

 
         

Raw materials and component parts

 $2,892,820  $3,904,865 

Work-in-process

  5,158,252   3,949,647 

Finished products

  13,483,017   9,183,532 

Total Inventory

  21,534,089   17,038,044 

Less: Inventory reserves

  1,357,947   452,607 

Net Inventory

 $20,176,142  $16,585,437