Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Sep. 25, 2021	Mar. 27, 2021
Current assets:
Cash	$ 648,000	$ 736,000
Trade accounts receivable, net of allowance of $3 and $3, respectively	1,299,000	801,000
Inventories	4,446,000	3,601,000
Prepaid expenses	64,000	100,000
Unbilled receivable	1,294,000	1,120,000
Total current assets	7,751,000	6,358,000
Property and equipment, net	400,000	455,000
Right-of-use asset	696,000	865,000
Other long-term assets	255,000	169,000
Total assets	9,102,000	7,847,000
Liabilities and shareholders’ equity
Accounts payable	1,174,000	1,044,000
Loan payable, net of discounts and issuance costs	955,000	683,000
Accrued payroll and benefits	443,000	446,000
Deferred revenue	1,000	7,000
Lease obligations	466,000	445,000
Other current liabilities	270,000	279,000
Total current liabilities	3,309,000	2,904,000
Other non-current liabilities	0	6,000
Long term lease obligations	450,000	690,000
Total liabilities	3,759,000	3,600,000
Shareholders’ equity:
Common stock	34,490,000	32,306,000
Accumulated deficit	(31,982,000)	(30,981,000)
Total shareholders’ equity	5,343,000	4,247,000
Total liabilities and shareholders’ equity	9,102,000	7,847,000
Series A Preferred Stock [Member]
Shareholders’ equity:
Preferred stock	0	0
Series B, C, and D Preferred Stock [Member]
Shareholders’ equity:
Preferred stock	2,745,000	2,745,000
Series E Preferred Stock [Member]
Shareholders’ equity:
Preferred stock	$ 90,000	$ 177,000