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The latest Praat build:
21 May 2013: 5.3.50
From Paul Boersma’s Praat website
Playing sound: Some browsers fail to show the audio player, inviting you to download the sound file instead. This can be solved by installing Flash Player.
  Old Georgian script at Sioni Ateni

Mediaeval Georgian script
Sound recording technology
Posted 25 April 2013
mrwelchnatphoncolibcong200Using the Bell Graphophone fitted with a mouthpiece and a speaking tube. Read more
Posted 27 March 2013
Is ogooglebar ungoogleable?
The Swedish Language Council, under pressure from the owners of a web search engine, has submitted to self-censorship and removed an entry from its current list of new Swedish words. Read more
 Posted 16 Mar 2013
Teaser or illusion?
We were invited to resolve a dispute, is it actually or totally in a recording, and to offer an explanation for the confusion. It turns out to be an auditory illusion. Read on
Posted 22 Jan 2013
The Bell vowel model:
its acoustic weaknesses
 Posted 16 Dec 2012
Caroline Bowen
Best educational site award
Posted 1 Dec 2012
Maikop 1992
Maikop town centreThe 6th Colloquium of the Societas Caucaso- logica Europaea was held at Maikop, the capital of the Republic of Adygeia, on 23-25 June, 1992. The colloquium was organized by Asker Gadagatl of the Univer … Read more
Posted 26 July 2012
The Societas Caucasologica Europaea organized biennial meetings on Caucasian linguistics and literature for about 20 years. The biennial meetings commenced in 1983 (Hull, England). Subsequent meetings were held in 1984 (Vienna, Austria), 1986 (Oslo, Norway, when the society was formally consti-tuted), 1988 (Paris, France), 1990 (London, England), 1992 (Maikop, Adygheian Republic, Russian Federation), 1994 (Marburg, Germany), 1996 (Leiden … Read more
Praat for Beginners:
berättat02a250Praat tutorial:  Speech waveforms
The Bell vowel model
bellandvowel03a250Alexander Melville Bell’s model for vowel articulation will see its 150th anniversary in 2017. Published in Visible speech in 1867, Bell recounts how he got the idea of the the tongue not only being raised to the hard or soft palate but also medially between them. This was the birth of the tongue arching model, as Oscar Russell called it in 1928 … Read more
Posted 10 March 2012:
Understanding waveforms
Four basic waveforms:
sine, triangle, sawtooth and pulse
played in that order
Listen and compare:
The sinewave has no overtones
The others have progressively stronger overtones:


spwomsite01Speechwoman’s
SLP site of the month June 2011
Thank you Speechwoman
Speech articulator manoeuvres
gesturesaSpeech is produced by organized movement of various parts of the mouth and throat (speech articulators) in order to create a continuously changing acoustic filter of the airway (or vocal tract) that shapes the basic buzzing or hissing sounds made while we speak. Read more
A short sequence of stills from an X-ray movie of speech, annotated to show which articulators were active for which phoneme at any moment.
Read more
 What coarticulation is about, with examples. Read more
Listen to Purcell at 128kb/s:


Listen to Purcell at 192kb/s:


Read about MP3
 

Formants and resonance explained
Read more
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© Sidney Wood and SWPhonetics, 1994-2013