Segment Information (Details) - Schedule of Segment Reporting Information, by Segment - USD ($)	12 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Segment Reporting Information [Line Items]
Net sales	$ 11,582,520	$ 15,774,943
Cost of Sales	6,800,021	8,365,042
Gross Margin	4,782,499	7,409,901
Engineering, research, and Development	2,295,901	2,239,811
Selling, general, and administrative	2,165,190	2,477,548
Litigation expenses	248,004	140,050
Change in fair value of common stock warrant	0	73,000
Forgiveness of PPP Loan	(722,577)	0
Other income	(30,819)
Interest income	(7,483)	(5,819)
Interest expense - judgment	231,474	342,544
Interest expense, net	29,779	55,557
Total expenses	4,209,469	5,322,691
Income (loss) before income taxes	573,030	2,087,210
Segment Assets	15,964,426	13,339,869
Avionics Government [Member]
Segment Reporting Information [Line Items]
Net sales	9,858,537	12,770,363
Cost of Sales	5,474,587	6,606,622
Gross Margin	4,383,950	6,163,741
Segment Assets	4,920,076	3,301,607
Avionics Commercial [Member]
Segment Reporting Information [Line Items]
Net sales	1,723,983	3,004,580
Cost of Sales	1,325,434	1,758,420
Gross Margin	398,549	1,246,420
Segment Assets	451,234	1,202,716
Avionics Total [Member]
Segment Reporting Information [Line Items]
Net sales	11,582,520	15,774,943
Cost of Sales	6,800,021	8,365,042
Gross Margin	4,782,499	7,409,901
Engineering, research, and Development	2,295,901	2,239,811
Selling, general, and administrative	767,579	941,514
Litigation expenses	0	0
Change in fair value of common stock warrant		0
Interest income	0	0
Interest expense, net	0	0
Total expenses	3,063,480	3,181,325
Income (loss) before income taxes	1,719,019	4,228,576
Segment Assets	5,371,310	4,504,323
Corporate Segment [Member]
Segment Reporting Information [Line Items]
Net sales	0	0
Cost of Sales	0	0
Gross Margin	0	0
Engineering, research, and Development	0	0
Selling, general, and administrative	1,397,611	1,536,034
Litigation expenses	248,004	140,050
Change in fair value of common stock warrant		73,000
Forgiveness of PPP Loan	(722,577)
Other income	(30,819)
Interest income	(7,483)	(5,819)
Interest expense - judgment	231,474	342,544
Interest expense, net	29,779	55,557
Total expenses	1,145,989	2,141,366
Income (loss) before income taxes	(1,145,989)	(2,141,366)
Segment Assets	$ 10,593,116	$ 8,835,546