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You are watching: How to make your voice deeper with helium

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Inhaling helium and also talking favor Daffy Duck is a standard party trick. But not numerous know exactly how helium works. Helium is lot lighter than air, for this reason sound waves move much much faster through the gas. This amplifies the greater frequencies in her voice. The gas sulfur hexafluoride functions in the contrary way.The adhering to is a transcript the the video.

It’s a standard party trick- suck under a balloon and you’ll sound favor Daffy Duck every time. However helium no the only gas that’ll readjust the way you talk. So those going on here?

Your voice is as unique as her fingerprint. Janice no inhale a balloon full of helium. That’s just her “normal” voice. So, let"s take it a watch at how that"s also possible. The sound of your voice beginning in your voice box, or larynx. It’s a two-inch item of cartilage in ~ the top of your throat. In the box are two stretchy strands of tissue, her vocal cords. I m sorry vibrate against each various other at a details frequency once you talk.

Women typically have thinner, shorter, tighter vocal cords 보다 men. So, their vocal cords vibrate much faster which generates a greater pitched voice. That sound is referred to as the fundamental frequency of her voice. On its own it just sounds choose a simple buzzing. However when it reaches her vocal tract, the sound waves start bouncing around. Those reflect interfere through each other. Which creates a mix of other frequencies, that you can detect with a spectrogram. So even though her voice starts out as one frequency, it ends up as a mix of lot of ones.

And that"s whereby helium comes right into play. Helium is lighter than air. Which way sound moves faster through helium than v air – virtually 3 times faster, in fact. So the sound tide bounce about faster in your vocal tract, which amplifies the greater frequencies in your voice. It"s sort of choose how increasing your voice renders it sound higher.

But host on a sec. These world aren"t inhaling helium. They"re sucking under sulfur hexafluoride, which is six times heavier than air. For this reason sound waves relocate slower through it, i m sorry amplifies the lower frequencies in your voice. However here"s the fascinating thing. The pitch of her voice hasn"t readjusted when friend inhale either gas, since your vocal cords relocate at the same rate no issue what gas you"re breathing. For this reason your fundamental frequency stays, well fundamental.

Regardless of whether you want to sound prefer Daffy Duck or James Earl Jones, keep in mind that inhaling anything but air have the right to be dangerous. Specifically when the gas is denser than air, since it will sink to the bottom of her lungs.

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