Topic: Low Frequency Sounds
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Answers to Common Questions
What is Sound Frequency?
Human can hear sound waves in range 20Hz to 20KHz. However extreme frequencies of this band are not audible always. It also depends on age. Read More »
Source: http://answers.ask.com/Science/Physics/what_is_sound_frequency
Why do foghorns use low frequency sound?
I think it might be so it is heard over a longer range than if it were a high frequency, where it would die out. Read More »
Source: http://wiki.answers.com/Q/Why_do_foghorns_use_low_frequency_sound
How to Make a Low Frequency Amplifier
Making a low-frequency amplifier involves adding a low-pass filter to a standard amplifier. That can either be done before the input or after the speaker output stage. Electronic crossovers are the easiest, most accurate and most adjustable... Read More »
Source: http://www.ehow.com/how_12090465_make-low-frequency-amplifier.htm...
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Low Frequency Sounds
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Answers to Other Common Questions
The frequency of a sound, or its pitch, allows humans and animals to decipher a sound with our ears--or with an animal's body for those that feel sound, such as a snake. While only a certain range of frequencies are detectable by humans, ma...
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Source: http://www.ehow.com/how_6456179_understand-sound-frequencies.html
Lower frequency = Longer wavelength
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Source: http://wiki.answers.com/Q/What_has_a_longer_wavelength_a_low_freq...
infrasonic
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Source: http://wiki.answers.com/Q/Which_type_of_sound_has_a_frequency_too...
it is measured in hertz
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Source: http://wiki.answers.com/Q/What_is_is_a_measure_of_sound_frequency...
infrasound
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Source: http://wiki.answers.com/Q/What_is_the_low_frequency_sound_which_y...
Infrasound : dog whistle bats- communication
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Source: http://wiki.answers.com/Q/What_sounds_with_frequencies_are_too_lo...
