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NOTE 4 — Inventories
6 Months Ended
Jun. 30, 2023
Inventory Disclosure [Abstract]  
NOTE 4 — Inventories

NOTE 4 — Inventories

 

Inventories consist principally of raw materials and sub-assemblies, which are stated at the lower of cost (first-in, first-out) or market. Inventories on June 30, 2023 and December 31, 2022 were as follows:

 

         
    June 30,   December 31,
    2023   2022
Raw materials and sub-assemblies   $ 6,034,232     $ 6,193,453  
Finished goods     355,861       289,181  
Inventory reserves     (880,943 )     (880,943 )
Inventory, net   $ 5,509,150   $ 5,601,691