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The controversial surgical procedure known as 'debarking' or 'bark softening' is a veterinary procedure for modifying the voice box so that a barking dog will make a significantly reduced noise. It is considered a last resort by some owners claiming that it is better than euthanasia , seizure, or legal problems if the matter has proven ...
The fundamental frequency of mice is known to be around 40,000 Hz, while dogs can hear up to 60,000 Hz. ... Dogs are gifted with a unique ability to scan their surroundings with a level of ...
The Bark scale is a psychoacoustical scale proposed by Eberhard Zwicker in 1961. It is named after Heinrich Barkhausen , who proposed the first subjective measurements of loudness. [ 1 ] One definition of the term is "a frequency scale on which equal distances correspond with perceptually equal distances.
A dog whistle (also known as silent whistle or Galton's whistle) is a type of whistle that emits sound in the ultrasonic range, which humans cannot hear but some other animals can, including dogs and domestic cats, and is used in their training.
Barking in rapid strings of 3 or 4 with pauses in between, midrange pitch – alerting call, the dog senses something but not yet defined as a threat. [1]: 79 Rapid barking, midrange pitch – basic alarm bark. [1]: 79 Barking still continuously but a bit slower and lower pitch – imminent threat, prepare to defend. [1]: 80
Multiple noise processes determine the noise floor of a system. Noise can be picked up from microphone self-noise, preamp noise, wiring and interconnection noise, media noise, etc. Early 78 rpm phonograph discs had a dynamic range of up to 40 dB, [24] soon reduced to 30 dB and worse due to wear from repeated play. Vinyl microgroove phonograph ...
Sound exposure level (SEL) is a logarithmic measure of the sound exposure of a sound relative to a reference value. Sound exposure level, denoted L E and measured in dB , is defined by [ 1 ]
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