The human voice operates within a specific frequency range, crucial for speech recognition and communication. The ability to perceive and interpret sound varies across individuals, but there are general patterns when it comes to the frequency characteristics of human speech.

Frequency Spectrum of Human Voice:

  • Male voices typically range from 85 Hz to 180 Hz.
  • Female voices tend to be higher, ranging from 165 Hz to 255 Hz.
  • Children's voices generally fall between 250 Hz and 500 Hz.

Key Range for Speech Understanding:

The most critical frequencies for human speech comprehension lie between 300 Hz and 3400 Hz, which is the range used by traditional telephones.

Detailed Breakdown:

Frequency Range Voice Type
85-180 Hz Male
165-255 Hz Female
250-500 Hz Child