Segment Information (Details) - Schedule of Segment Reporting Information, by Segment - USD ($)	3 Months Ended		9 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting Information [Line Items]
Net sales	$ 2,672,742	$ 4,733,135	$ 8,948,575	$ 11,951,765
Cost of Sales	1,661,653	2,520,653	5,066,052	6,284,046
Gross Margin	1,011,089	2,212,482	3,882,523	5,667,719
Engineering, research, and Development	492,432	580,517	1,678,940	1,631,359
Selling, general, and administrative	740,696	609,394	1,866,756	1,847,028
Litigation expenses	1,998	16,830	10,208	118,890
Change in fair value of common stock warrant	0	0	0	73,000
Interest income	(1,591)	(2,065)	(6,316)	(4,083)
Other income	(758)	0	(14,612)	0
Forgiveness of PPP loan	(722,577)	0	(722,577)	0
Interest expense - judgment	52,490	84,715	180,124	255,821
Interest expense, net	8,030	15,514	27,190	44,117
Total expenses	570,720	1,304,905	3,019,713	3,966,132
Income (loss) before income taxes	440,369	907,577	862,810	1,701,587
Avionics Government [Member]
Segment Reporting Information [Line Items]
Net sales	2,212,507	3,919,605	7,751,936	9,564,199
Cost of Sales	1,247,606	2,089,563	4,145,959	4,958,219
Gross Margin	964,901	1,830,042	3,605,977	4,605,980
Avionics Commercial [Member]
Segment Reporting Information [Line Items]
Net sales	460,235	813,530	1,196,639	2,387,566
Cost of Sales	414,047	431,090	920,093	1,325,827
Gross Margin	46,188	382,440	276,546	1,061,739
Avionics Total [Member]
Segment Reporting Information [Line Items]
Net sales	2,672,742	4,733,135	8,948,575	11,951,765
Cost of Sales	1,661,653	2,520,653	5,066,052	6,284,046
Gross Margin	1,011,089	2,212,482	3,882,523	5,667,719
Engineering, research, and Development	492,432	580,517	1,678,940	1,631,359
Selling, general, and administrative	215,952	195,151	627,944	707,755
Litigation expenses	0	0	0	0
Change in fair value of common stock warrant				0
Interest income	0	0	0	0
Other income	0		0
Forgiveness of PPP loan	0
Interest expense - judgment	0	0	0	0
Interest expense, net	0	0	0	0
Total expenses	708,384	775,668	2,306,884	2,339,114
Income (loss) before income taxes	302,705	1,436,814	1,575,639	3,328,605
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	524,744	414,243	1,238,812	1,139,273
Litigation expenses	1,998	16,830	10,208	118,890
Change in fair value of common stock warrant				73,000
Interest income	(1,591)	(2,065)	(6,316)	(4,083)
Other income	(758)		(14,612)
Forgiveness of PPP loan	(722,577)		(722,577)
Interest expense - judgment	52,490	84,715	180,124	255,821
Interest expense, net	8,030	15,514	27,190	44,117
Total expenses	(137,664)	529,237	712,829	1,627,018
Income (loss) before income taxes	$ 137,664	$ (529,237)	$ (712,829)	$ (1,627,018)