[CW] Supply link to article on delayed echoes

[Dr Jim Kennedy]

Can someone please supply the link to the article on delayed echoes?

72/73, Doc - K2PHD



Dr. Jim Kennedy, MCTE, MRP, CEH, CHPA-IV, CRISC, Security+
Retired Diplomate American Bd for Certification in Homeland Security
Retired Instructor American College of Forensic Examiners
Master Certified Telecommunications Engineer
 



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