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Note 7 -Rental Equipment (Tables)
3 Months Ended
Dec. 31, 2023
Notes Tables  
Property, Plant, and Equipment, Lessor Asset under Operating Lease [Table Text Block]
  

December 31, 2023

  

September 30, 2023

 

Rental equipment, primarily wireless recording equipment

 $77,571  $82,926 

Accumulated depreciation and impairment

  (62,329)  (61,339)
  $15,242  $21,587