Segment Information (Details) - Schedule of Segment Reporting Information, by Segment - USD ($)	3 Months Ended		6 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Segment Reporting Information [Line Items]
Net sales	$ 3,336,396	$ 3,912,168	$ 6,275,833	$ 7,218,630
Cost of Sales	1,969,573	2,038,535	3,404,399	3,763,393
Gross Margin	1,366,823	1,873,633	2,871,434	3,455,237
Engineering, research, and Development	554,555	525,739	1,186,508	1,050,842
Selling, general, and administrative	464,809	625,163	1,126,060	1,237,634
Litigation expenses	5,514	91,553	8,210	102,060
Change in fair value of common stock warrant	0	(5,500)	0	73,000
Interest income	(1,879)	(1,018)	(4,725)	(2,018)
Other income	0	0	(13,854)	0
Interest expense - judgment	52,490	90,596	127,634	171,106
Interest expense, net	9,380	10,866	19,160	28,603
Total expenses	1,084,869	1,337,399	2,448,993	2,661,227
Income (loss) before income taxes	281,954	536,234	422,441	794,010
Avionics Government [Member]
Segment Reporting Information [Line Items]
Net sales	2,976,153	3,140,454	5,539,429	5,644,594
Cost of Sales	1,720,943	1,626,089	2,903,225	2,868,656
Gross Margin	1,255,210	1,514,365	2,636,204	2,775,938
Avionics Commercial [Member]
Segment Reporting Information [Line Items]
Net sales	360,243	771,714	736,404	1,574,036
Cost of Sales	248,630	412,446	501,174	894,737
Gross Margin	111,613	359,268	235,230	679,299
Avionics Total [Member]
Segment Reporting Information [Line Items]
Net sales	3,336,396	3,912,168	6,275,833	7,218,630
Cost of Sales	1,969,573	2,038,535	3,404,399	3,763,393
Gross Margin	1,366,823	1,873,633	2,871,434	3,455,237
Engineering, research, and Development	554,555	525,739	1,186,508	1,050,842
Selling, general, and administrative	158,154	278,026	411,992	512,604
Litigation expenses	0	0	0	0
Change in fair value of common stock warrant		0		0
Interest income	0	0	0	0
Other income			0
Interest expense - judgment	0	0	0	0
Interest expense, net	0	0	0	0
Total expenses	712,709	803,765	1,598,500	1,563,446
Income (loss) before income taxes	654,114	1,069,868	1,272,934	1,891,791
Corporate Segment [Member]
Segment Reporting Information [Line Items]
Net sales	0	0	0	0
Cost of Sales	0	0	0	0
Gross Margin	0	0	0	0
Engineering, research, and Development	0	0	0	0
Selling, general, and administrative	306,655	347,137	714,068	725,030
Litigation expenses	5,514	91,553	8,210	102,060
Change in fair value of common stock warrant		(5,500)		73,000
Interest income	(1,879)	(1,018)	(4,725)	(2,018)
Other income			(13,854)
Interest expense - judgment	52,490	90,596	127,634	171,106
Interest expense, net	9,380	10,866	19,160	28,603
Total expenses	372,160	533,634	850,493	1,097,781
Income (loss) before income taxes	$ (372,160)	$ (533,634)	$ (850,493)	$ (1,097,781)