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What Is Causing The Hum? [Solved]

The Hum does not appear to be a single phenomenon. Different causes have been attributed, including local mechanical sources, often from industrial plants, as well as manifestations of tinnitus or other biological auditory effects.

What is causing the mysterious ‘worldwide hum'?

We live in a very noisy world. Traffic, industry, building construction, city streets - all add up to an overwhelming din that’s far …

The World Hum Map and Database Project (Dr. Glen MacPherson) - What is Causing the Hum?

The four competing hypotheses.

How to Kill Hi-Fi Hum

In this video we explore the different types of