Quarterly report pursuant to Section 13 or 15(d)

Note 4 - Term Loans (Details Textual)

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Note 4 - Term Loans (Details Textual) - USD ($)
Dec. 25, 2021
Nov. 12, 2021
Apr. 27, 2017
PFG Loan [Member]      
Debt Instrument, Face Amount     $ 1,500,000
Digital Power Lending [Member]      
Debt Instrument, Face Amount   $ 500,000  
Debt Instrument, Interest Rate, Stated Percentage   10.00%  
Long-term Debt, Total $ 500,000