Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
CASH FLOWS FROM OPERATING ACTIVITIES:
Net (loss) income	$ (472,000)	$ 520,000
Adjustments to reconcile net (loss) income to net cash provided by (used in) operating activities:
Depreciation and amortization	417,000	400,000
Amortization of debt issue costs and other assets	13,000	17,000
Amortization of operating leases right-of-use assets	105,000	82,000
Share-based compensation expense	22,000	21,000
Provision for doubtful accounts		43,000
Net (increase) decrease in assets:
Accounts receivable	463,000	(2,643,000)
Inventories	(1,233,000)	(819,000)
Prepaid expenses and other assets	168,000	103,000
Net increase (decrease) in liabilities:
Accounts payable	(509,000)	186,000
Accrued expenses	(75,000)	289,000
Customer deposits	(85,000)	32,000
Operating lease obligations	(110,000)	(85,000)
Deferred rent and other liabilities	(3,000)	(4,000)
Net cash used in operating activities	(1,299,000)	(1,858,000)
CASH FLOWS FROM INVESTING ACTIVITIES:
Investment in equipment and leasehold improvements	(376,000)	(171,000)
Net cash used in investing activities	(376,000)	(171,000)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net payments on debt – related party		(500,000)
Principal payments on long-term debt	(174,000)	(174,000)
Taxes paid related to net share settlement of restricted stock units	(3,000)	(3,000)
Net cash used in financing activities	(177,000)	(677,000)
Net decrease in cash	(1,852,000)	(2,706,000)
Cash at beginning of period	2,589,000	3,767,000
Cash at end of period	737,000	1,061,000
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Interest	65,000	91,000
Income taxes	$ 0	$ 0