Human Frequency: What Do We Mean?

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Discussion Overview

The discussion revolves around the concept of "human frequency," specifically what frequencies are associated with human speech and the broader range of frequencies that humans can hear. Participants explore various frequency ranges and their implications, touching on both speech and the human body's frequency.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested

Main Points Raised

  • Some participants express confusion about what is meant by "human frequency," noting different frequency ranges associated with speech (e.g., 500 Hz for talking, 20-20,000 Hz for hearing).
  • One participant states that most energy in human speech is produced in the 300-500 Hz range, extending up to 3-4 kHz, with specific frequency bands corresponding to vowel and consonant sounds.
  • Another participant mentions that the human hearing range is typically cited as 20 to 20,000 Hz, with individual variation and age-related decline affecting this range.
  • A different perspective suggests that if considering the frequency of the entire human body, it is 10 Hz.

Areas of Agreement / Disagreement

Participants do not reach a consensus on the specific meaning of "human frequency," with multiple competing views presented regarding the frequencies associated with speech and the human body.

Contextual Notes

There are limitations in the discussion regarding the clarity of the original question posed by the OP, as well as the definitions of frequency being used. The discussion also reflects varying interpretations of what constitutes "human frequency."

trupha
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when I comes to human frequency..then whch frequency so people really mean..i couldn't be clear about it..i heard people associating numbers 500hz as the frequency at which we talk,20-20000 hz as the freuncy of humans...thus I`m unable to become clear in what I`m asking..so please help me with this..
 
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trupha said:
when I comes to human frequency..then whch frequency so people really mean..i couldn't be clear about it..i heard people associating numbers 500hz as the frequency at which we talk,20-20000 hz as the freuncy of humans...thus I`m unable to become clear in what I`m asking..so please help me with this..

I agree with your statement that you are not clear in what you are asking. How do you expect us to answer a question that you don't know how to ask?

Please try to figure out what it is that you want to know.
 
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When humans speak most of the energy produced is in the 300-500Hz frequency range but it extends up to about 3-4 Khz.

http://www.bnoack.com/index.html?http&&&www.bnoack.com/audio/speech-level.html

Average long term speech spectrum (talking over one minute). The maximum energy is in the 250Hz and the 500Hz band. These lower-frequency bands correspond to vowel sounds, the higher-frequency bands in the 2k and 4k region correspond to consonant sounds.

Humans can hear a much wider range of frequencies..

http://en.wikipedia.org/wiki/Hearing_range

Hearing range usually describes the range of frequencies that can be heard by humans or other animals, though it can also refer to the range of levels. The human range is commonly given as 20 to 20,000 Hz, though there is considerable variation between individuals, especially at high frequencies, and a gradual decline with age is considered normal.
 
The OP's question seems to me correctly answered by CWatters in post #3.
 
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