CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	3 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Cash flows from operating activities:
Net income (loss)	$ (102,000)	$ (872,000)
Adjustments to reconcile net income (loss) to net cash:
Stock compensation expense	78,000	93,000
Foreign exchange loss (gain)	18,000	(7,000)
Depreciation and amortization	338,000	299,000
Deferred income taxes	(62,000)	533,000
Non-cash R&D services	0	163,000
Other	10,000	44,000
Other changes in assets and liabilities:
Accounts receivable, net	567,000	(333,000)
Unbilled receivables	10,000	88,000
Contract assets	(17,000)	0
Inventories	(443,000)	(198,000)
Prepaid expenses and other assets	(139,000)	51,000
Accounts payable	(674,000)	(483,000)
Accrued expenses and other liabilities	(473,000)	(236,000)
Contract liabilities	(95,000)	(95,000)
Net cash from operating activities	(984,000)	(953,000)
Cash flows from investing activities:
Purchases of property, plant and equipment	(204,000)	(609,000)
Purchase of intangibles	0	(16,000)
Net cash from investing activities	(204,000)	(625,000)
Cash flows from financing activities:
Proceeds from issuance of common stock	5,000	4,000
Principal payments on capital leases	(14,000)	(26,000)
Proceeds from (payments of) equipment line of credit, net	240,000	281,000
Proceeds from (payments of) bank and subordinated debt, net	(172,000)	(141,000)
Net cash from financing activities	59,000	118,000
Effect of exchange rates on cash and cash equivalents	(33,000)	6,000
Net change in cash and cash equivalents	(1,162,000)	(1,454,000)
Cash and cash equivalents, beginning	2,327,000	2,415,000
Cash and cash equivalents, ending	1,165,000	961,000
Supplemental disclosures of cash flow information:
Cash paid (received) during the year for: Interest	45,000	37,000
Cash paid (received) during the year for: Tax payments (refunds)	$ (15,000)	$ 4,000