Shower Thoughts: Why are phone lines still so scratchy?

From Nights, 9:15 pm on 20 February 2024

Listener Ella in Queenstown sent in today's ponderous Shower Thought: why, with all the progress of modern technology, do phone lines still sound crackly?

To answer, Ulrich Speidel, a senior lecturer in computer science from the University of Auckland, joins Emile Donovan.

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Photo: 123RF