CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Cash flows related to operating activities:
Net (Loss) Income	$ (2,117,000)	$ 4,055,000
Adjustments to reconcile net (loss)income to cash provided by operating activities:
Paycheck Protection loan forgiveness		(4,000,000)
Depreciation and amortization	1,217,000	1,368,000
(Gain)/Loss on disposal of property	(36,000)	98,000
Stock based compensation	191,000	106,000
Increase/(Decrease) in allowance for doubtful accounts	4,000	(57,000)
(Decrease)/Increase in inventory reserve	(484,000)	22,000
Increase in warranty reserve	70,000	129,000
Deferred income taxes	(589,000)	(84,000)
Change in assets and liabilities:
Accounts receivable	(2,275,000)	495,000
Inventories	1,572,000	3,252,000
Prepaid income taxes	654,000	(309,000)
Other current assets	49,000	(264,000)
Accounts payable	2,450,000	(948,000)
Accrued employee compensation and benefit costs	(596,000)	110,000
Other accrued liabilities	(133,000)	412,000
Post retirement obligation	186,000	105,000
Employee stock ownership trust payment	101,000	101,000
Net cash provided by operating activities	264,000	4,591,000
Cash flows related to investing activities:
Capital expenditures - property, plant and equipment	(1,319,000)	(267,000)
Proceeds from sale of assets	38,000	270,000
Net cash (used) provided by investing activities	(1,281,000)	3,000
Cash flows related to financing activities:
Principal payments on long-term debt	(4,250,000)	(1,334,000)
Principal payments on equipment financing lease obligations	(275,000)	(452,000)
Proceeds from equipment note and equipment financing lease		384,000
Proceeds from line of credit		500,000
Purchase of treasury shares		(81,000)
Net cash used by financing activities	(4,525,000)	(983,000)
Net (decrease) increase in cash	(5,542,000)	3,611,000
Cash at beginning of year	9,546,000	5,935,000
Cash at end of year	$ 4,004,000	$ 9,546,000