CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) - USD ($)	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Cash flows from operating activities
Net income (loss)	$ 1,023,000	$ (1,796,000)
Adjustment to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	219,000	254,000
Amortization of right of use assets	195,000	145,000
Gain on forgiveness of PPP loan	(824,000)
Amortization of deferred financing fees and debt discount	53,000	63,000
Gain on extinguishment of debt		(77,000)
(Gain) loss on foreign currency remeasurement	(60,000)	72,000
Amortization of stock options	38,000
Bad debt expense	14,000	45,000
Changes in operating assets and liabilities:
Accounts receivable	(1,321,000)	(487,000)
Inventories	(1,509,000)	402,000
Prepaids and other assets	84,000	92,000
Accounts payable	(88,000)	1,749,000
Accrued liabilities	176,000	131,000
Operating lease liabilities	(188,000)	(147,000)
Customer deposits	1,187,000	(464,000)
Deferred pension liability and other	(105,000)	(88,000)
Net cash used in operating activities	(1,106,000)	(106,000)
Cash flows from investing activities
Purchases of property, plant and equipment	(12,000)
Net cash used in investing activities	(12,000)
Cash flows from financing activities
Proceeds from long-term debt	703,000	125,000
Payments of long-term debt		(20,000)
Net cash provided by financing activities	703,000	105,000
Effect of exchange rate changes	(1,000)	1,000
Net decrease in cash and cash equivalents	(416,000)	0
Cash and cash equivalents at beginning of year	524,000	43,000
Cash and cash equivalents at end of period	108,000	43,000
Interest paid		162,000
Income taxes paid	$ 10,000	$ 9,000