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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

9 Months Ended

Sep. 30, 2022

Accounting Policies [Abstract]

Disaggregation of Revenue [Table Text Block]

In the following table, revenue is disaggregated by primary geographical market, major product line, and timing of revenue recognition.

		Three Months Ended September 30,								Nine Months Ended September 30,
		2022				2021				2022				2021
Primary geographical markets:
United States		$	2,285,000			$	2,298,000			$	6,339,000			$	5,700,000
Asia			10,000				182,000				281,000				653,000
Other			5,000				5,000				22,000				21,000
			2,300,000				2,485,000				6,642,000				6,374,000
Major product lines:
ODM projects		$	1,628,000			$	1,695,000			$	4,617,000			$	4,069,000
ODM components			619,000				774,000				1,905,000				2,129,000
Distribution components			53,000				16,000				120,000				176,000
			2,300,000				2,485,000				6,642,000				6,374,000
Timing of revenue recognition:
Products transferred at a point in time		$	2,300,000			$	2,485,000			$	6,642,000			$	6,374,000