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Voice frequency information


Audio bands in telephony[1]
Name Range (Hz)
Narrowband 300–3,400
Wideband 50–7,000
Superwideband 50–14,000
Fullband 20–20,000

A voice frequency (VF) or voice band is the range of audio frequencies used for the transmission of speech.

  1. ^ Cox, R. V.; Neto, S. F. De Campos; Lamblin, C.; Sherif, M. H. (October 2009). "ITU-T coders for wideband, superwideband, and fullband speech communication [Series Editorial]". IEEE Communications Magazine. 47 (10): 106–109. doi:10.1109/MCOM.2009.5273816.

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Voice frequency

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A voice frequency (VF) or voice band is the range of audio frequencies used for the transmission of speech. In telephony, the usable voice frequency band...

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DTMF

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Dual-tone multi-frequency signaling (DTMF) is a telecommunication signaling system using the voice-frequency band over telephone lines between telephone...

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Human voice

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laughing, crying, screaming, shouting, humming or yelling. The human voice frequency is specifically a part of human sound production in which the vocal...

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Voice of Vietnam

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Frequency modulation

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In analog frequency modulation, such as radio broadcasting, of an audio signal representing voice or music, the instantaneous frequency deviation, i...

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Nyquist frequency

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sampling, one first chooses the highest frequency to be preserved and recreated, based on the expected content (voice, music, etc.) and desired fidelity....

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Creaky voice

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about two octaves below the frequency of modal voicing, and the airflow through the glottis is very slow. Although creaky voice may occur with very low pitch...

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Voice frequency primary patch bay

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In telecommunication, a voice frequency primary patch bay (VF) is a patching facility that provides the first appearance of local-user VF circuits in...

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Analogue filter

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will respond to frequencies at, or near, to the resonant frequency but will not respond to frequencies far from resonance. Hence frequencies far from resonance...

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International distress frequency

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January 1, 2007. International distress frequencies, currently in use are: 2182 kHz for medium range maritime voice use. The US Coast Guard has said "beginning...

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Digital subscriber line

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line (ADSL) by placing wide-band digital signals at frequencies above the existing baseband analog voice signal carried on conventional twisted pair cabling...

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Ultra low frequency

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[citation needed] Extremely low frequency Earth's field NMR Valery Troitskaya Through-the-earth mine communications Voice frequency "Rec. ITU-R V.431-7, Nomenclature...

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Secure voice

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channels were used to sample the voice frequency spectrum from 250 Hz to 3 kHz and two channels were allocated to sample voice pitch and background hiss. In...

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Audio frequency

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An audio frequency or audible frequency (AF) is a periodic vibration whose frequency is audible to the average human. The SI unit of frequency is the hertz...

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High frequency

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High frequency (HF) is the ITU designation for the range of radio frequency electromagnetic waves (radio waves) between 3 and 30 megahertz (MHz). It is...

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List of radio stations in Malaysia

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"SEHATI SEJIWA"". Archived from the original on 2014-11-20. Retrieved 2014-12-13. "Wai FM Iban frequency". "Wai FM Bidayuh frequency". Voice of Malaysia...

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Frequency shift

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another frequency represents picture white Spectrum shifting in signal processing, see Discrete Fourier transform#Shift theorem Frequency mixer Voice inversion...

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High Frequency Global Communications System

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11/12 MHz, although other frequencies are in use. The primary HFGCS voice frequencies are 4724.0 kHz, 8992.0 kHz, 11175.0 kHz, and 15016.0 kHz. In addition...

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2600 hertz

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Tone signaling carrier systems operated in the standard telephony voice frequency range (300Hz to 3500Hz). They replaced direct current (D.C.) signaling...

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Wideband audio

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extends the frequency range of audio signals transmitted over telephone lines, resulting in higher quality speech. The range of the human voice extends from...

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Killer Frequency

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Killer Frequency is a 2023 first-person horror-adventure game developed and published by Team17. The game takes place in a small town in 1987, where players...

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Signals intelligence

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does not hear engine noise or higher voice frequency than the voice modulation usually uses, even though the voice conversation is meaningful, MASINT might...

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Electromagnetic radiation

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be characterized by either its frequency of oscillation or its wavelength. Electromagnetic waves of different frequency are called by different names since...

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Formant

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formant with the lowest frequency is called F1, the second F2, the third F3, and so forth. The fundamental frequency or pitch of the voice is sometimes referred...

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