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The frequency of most dog whistles is within the range of 23 to 54 kHz, [5] so they are above the range of human hearing, although some are adjustable down into the audible range. To human ears, dog whistles only emit a quiet hissing sound. [6] The principal advantage of dog whistles is that they do not produce a loud, potentially irritating ...
The hearing ability of a dog is dependent on breed and age, though the range of hearing is usually around 67 Hz to 45 kHz. [22] [23] As with humans, some dog breeds' hearing ranges narrow with age, [24] such as the German shepherd and miniature poodle. When dogs hear a sound, they will move their ears towards it in order to maximize reception.
[23] [24] The wild ancestors of cats and dogs evolved this higher hearing range to hear high-frequency sounds made by their preferred prey, small rodents. [23] A dog whistle is a whistle that emits ultrasound, used for training and calling dogs. The frequency of most dog whistles is within the range of 23 to 54 kHz. [25]
I've read that a dog's hearing range extends up to 45 kHz, so I would guess an ultrasonic dog whistle would have a frequency of somewhere between 20kHz and 45kHz. Interesting question. The dog article quotes these numbers for hearing (which numbers vary depending on my source; I'm going to re-edit that section of the article)): dogs hear in the ...
Critics of Donald Trump believe he may be using racist dog whistles while discussing Black litigators and political opponents in the wake of his latest indictment.. Mr Trump was indicted yet again ...
At a time when the Republican Party is struggling to gain the support of minority voters, their first debate featured a chorus of dog whistles on issues of race.. In response to a question about ...