There is not a specific frequency that universally places cats to sleep. Cats, like people, have individual preferences and reactions to totally different frequencies and sounds. However, there are specific frequencies that are typically associated with leisure and sleep, and a few cats would possibly find them calming. For instance:
Purring Sounds: The frequency of a cat's purr is mostly between 25 and a hundred and fifty Hertz. Hearing different cats purr, or even enjoying recordings of purring, could be soothing for some cats and help them relax.
Low Frequencies: Sounds at decrease frequencies, also known as bass sounds, can create a way of calm and leisure. Frequencies between 25 and one hundred fifty Hertz, which embrace the purring range, are usually thought of low frequencies.
White Noise: White noise, which encompasses a variety of frequencies, can mask different sounds in the environment and create a consistent background noise that some cats find enjoyable. It's not a couple of specific frequency however the consistent and non-disturbing sound.
Music and Ambient Sounds: Some ambient music tracks or nature sounds used for leisure are designed with a combination of frequencies, including lower ones, to create a relaxing ambiance.

It's essential to notice that whereas sure frequencies might be associated with relaxation, particular person cats can react in a different way. https://www.youtube.com/watch?v=s-TH3xAV5xo might find low-frequency sounds calming, whereas others would possibly prefer greater frequencies. Additionally, the overall environment, the cat's temper, and its specific persona all play a job in how it responds to different frequencies.
If you are trying to create a relaxing setting for your cat, think about experimenting with different varieties of music, ambient sounds, or white noise machines, and observe your cat's habits to see what it responds to positively. Always keep the volume at a degree that's comfortable in your cat, as loud or sudden noises can cause stress quite than rest..