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Revenue Recognition - Schedule of Disaggregation of Revenue (Details) - USD ($)
3 Months Ended 6 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Mar. 31, 2019
Mar. 31, 2018
Total $ 1,046,401 $ 734,515 $ 1,904,719 $ 1,521,431
Fiscal Year 2019 [Member]        
Total 1,904,719      
Sales backlog 916,422   916,422  
Fiscal Year 2019 [Member] | RF/Microwave [Member]        
Total 792,661      
Fiscal Year 2019 [Member] | Satellite [Member]        
Total 422,434      
Fiscal Year 2019 [Member] | Cable TV [Member]        
Total 227,237      
Fiscal Year 2019 [Member] | Broadcast TV [Member]        
Total 462,303      
Fiscal Year 2019 [Member] | Niagara Scientific (NSI) [Member]        
Total 84      
Fiscal Year 2018 [Member]        
Total 1,521,431      
Sales backlog 928,718   $ 928,718  
Fiscal Year 2018 [Member] | RF/Microwave [Member]        
Total 536,488      
Fiscal Year 2018 [Member] | Satellite [Member]        
Total 673,046      
Fiscal Year 2018 [Member] | Cable TV [Member]        
Total 145,387      
Fiscal Year 2018 [Member] | Broadcast TV [Member]        
Total 161,673      
Fiscal Year 2018 [Member] | Niagara Scientific (NSI) [Member]        
Total $ 4,837