Note 6 - Segment Information - Net Sales, Income Before Provision for Income Taxes and Other Related Segment Information (Details) - USD ($) $ in Thousands		12 Months Ended
		Oct. 31, 2024	Oct. 31, 2023	Oct. 31, 2022
Net sales		$ 64,857	$ 72,168	$ 72,168
(Loss) income before provision (benefit) from income taxes		(3,803)	(4,250)	$ (4,250)
Depreciation and amortization		2,536	2,433
Total assets		71,046	82,278
Expenditures for Segment Assets		738	2,483
Operating Segments [Member] | RF Connector and Cable Assembly [Member]
Net sales		37,871	45,941
(Loss) income before provision (benefit) from income taxes		(3,720)	(1,463)
Depreciation and amortization		2,132	1,932
Total assets		47,537	55,466
Expenditures for Segment Assets		704	2,396
Operating Segments [Member] | Custom Cabling Manufacturing and Assembly [Member]
Net sales		26,986	26,227
(Loss) income before provision (benefit) from income taxes		1,097	(1,479)
Depreciation and amortization		404	501
Total assets		20,552	17,009
Expenditures for Segment Assets		34	87
Segment Reporting, Reconciling Item, Corporate Nonsegment [Member]
Net sales		0	0
(Loss) income before provision (benefit) from income taxes	[1]	(1,180)	(1,307)
Depreciation and amortization		0	0
Total assets		2,957	9,803
Expenditures for Segment Assets		$ 0	$ 0

[1] Corporate charges are primarily interest expense and non-cash and other one-time expense