SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2022

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES

Disaggregation of revenue

Net sales by type	2022		2021
(in thousands)
Equipment Sales	$	13,803	$	14,989
Adapter Sales		7,336		7,818
Software and Maintenance Sales *		3,078		3,028
Total	$	24,217	$	25,835
* includes an insignificant amount of service and part sales

Schedule of consolidated accounts receivable

Percentage of Consolidated Accounts Receivable	2022			2021
Number of customers		3			3
Approximate percentage of consolidated accounts receivable balance		39	%		36	%
Percentage of each		15	%		13	%
Percentage of each		13	%		12	%
Percentage of each		11	%		11	%

Schedule of Diversification of net sales

Percentage of Net Sales	2022			2021
Number of customers		1			1
Approximate percentage of net sales		23	%		14	%