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Note 8 - Segment Information - Net Sales, Income Before Provision for Income Taxes and Other Related Segment Information (Details) - USD ($)
$ in Thousands
 3 Months Ended
Jan. 31, 2024
Jan. 31, 2023
Oct. 31, 2023
Net sales $ 13,458 $ 18,343  
Income (loss) before benefit for income taxes (2,193) (1,322)  
Depreciation and amortization 633 541  
Total assets 79,129 85,140 $ 82,278
Operating Segments [Member] | RF Connector and Cable Assembly [Member]      
Net sales 8,807 11,720  
Income (loss) before benefit for income taxes (1,729) 115  
Depreciation and amortization 513 415  
Total assets 52,214 56,678  
Operating Segments [Member] | Custom Cabling Manufacturing and Assembly [Member]      
Net sales 4,651 6,623  
Income (loss) before benefit for income taxes (261) (790)  
Depreciation and amortization 120 126  
Total assets 16,667 19,261  
Corporate, Non-Segment [Member]      
Net sales 0 0  
Income (loss) before benefit for income taxes (203) (647)  
Depreciation and amortization 0 0  
Total assets $ 10,248 $ 9,201