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dog whistle on xenon

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Comments

Anonymous

Nitrous or nitrus? Anyway, like the idea of elminating bias using ballons.

Anonymous

The effusion rates are different enough that the balloons, which provide decreasing pressure as they deflate, aren't giving you the same flow rates. A big syringe would help you deliver a more constant flow of each gas eliminating flow rate as a variable.

Anonymous

Would a decibal meter help measure at higher frequencies? I have seen apps used for decibal meters that seem to work. Lol I could see this possibly blowing out speakers if done right lol

Anonymous

I am so glad the high frequency sound did not come through my speakers.

Anonymous

If too loud of a high pitch for you dear viewer, reduce the resolution to 240p use the more aggressive audio compression from youtube, which almost completely removes sound above 14kHz

Anonymous

All the dogs in the neighborhood hate you right now Cody

Anonymous

It really would have been worth it to rent a good microphone and a spectrum analyzer for this experiment, since the camera mic is both not designed for weird frequencies and is probably pretty highly processed for speech.

Anonymous

Made me wonder how different gases would react under vaccum. Can you bring some kind of gasses to a higher vaccum than air using the same equipment?

Anonymous

Or if you fill those ballon again and shove them in the vaccum chamber, i'm prety sure some gasses would expand noticibly more than others (aka the ballon would get bigger)

Anonymous

You and your young ears... I stopped hearing that stuff years ago.

Anonymous

Would be great if you could record this and look at the waveform in Audacity. Then we could see the science and numbers (everybody loves numbers)

Anonymous

Failing that, use the best mic you have access to and use a software spectrum analyzer to make an overlay for the video.

Anonymous

I could totally hear all the different pitches from each gas.

Anonymous

Who had werewolf in the pool on Cody's true nature...

Anonymous

It's a bit hard to compare sound pitch if you just show all preparations in between and even change whistle from time to time. You definitely should add sound comparison with samples of sounds sorted from high to low pitches He - Air - Laughing Gas - Xe with dog whistle and the same with modified dog whistle. So the difference would become more clear to hear.