Educational Resources in Speech, Hearing and Phonetic Sciences

Web Tutorials in Phonetics

  • Voicing Basics

    This tutorial introduces the basics of the concept of voicing for consonants.

  • Plosives (Basics)

    This tutorial introduces the basic facts about the articulation of plosives.

  • Plosives (VOT and aspiration)

    This tutorial on plosives deals with aspiration and voicing.

  • Online Intonation

    This tutorial provides practice in associating the sound of an intonation pattern with a commonly used system of notating intonation in English.

  • Phonetic Flash

    This group of exercises is intended for anyone who wishes to improve their knowledge of phonetic symbols.

  • Sound Machines

    Some of the sound machines below will only operate correctly with Internet Explorer (version 4 or later). Some also need the phonetic font Ipa-sams Uclphon1 SILSophiaL to be installed on your computer (click here to get this font and others). If you do not have this font, the phonetic transcriptions will appear as ordinary characters.

  • The Vowel Machine

    The Vowel Machine will help you to recognise English vowel sounds. You will see words in ordinary spelling or in phonetic transcription. Your task is to choose the word you hear.

  • Transcriber

    Transcriber is a program which presents words in sound or in spelling or both. Your task is to type in a phonetic transcription of the words.

  • TONI

    TONI is a program designed to help you recognise the nuclear tones of English.


    PLATO is a program where you have to find the nuclear syllable in sentences which you hear.

  • Vgrid

    Vgrid gives you practice at using the vowel quadrilateral.

Web Tutorials in Hearing

  • Loudness

    This tutorial provides an extensive introduction to our sensation of the loudness of sounds.

  • Pitch

    This tutorial provides an extensive introduction to our sensation of the Pitch of sounds.

Web Tutorials in Math

  • Logarithms

    This tutorial provides an elementary introduction to the mathematics of Logarithms. Logarithms are useful in many areas of speech and hearing science.

Absolute Beginners C++ Course Notes

The Absolute Beginners C++ course is an elementary introduction to programming using the language C++.

Absolute Beginners MATLAB Course Notes

The Absolute Beginners MATLAB course is an elementary introduction to programming using the MATLAB system.

Introduction to Digital Signal Processing Course Notes

This course, Introduction to Digital Signal Processing, introduces the fundamental concepts and algorithms of digital signal processing. The subject is approached through simple implementations of the algorithms in C++.

Introduction to SALT Web Tutorial

The Introduction to Speech Applications Language Tags tutorial demonstrates how to build spoken language dialogue applications on a Windows PC using the free Microsoft Speech add-in for Internet Explorer. The tutorial takes you through the SALT architecture and software installation then gives working demonstrations of the SALT language using speech synthesis and speech recognition.

Authoring your own Web Tutorials

You may be interested in trying out the WTUTOR system for building web tutorials. This allows you to deliver interactive teaching through the web using only word processing and other freely available software.

Some other pages on our site you may enjoy ...

RTSPECT - Real-time Waveform and Spectrum Display

RTSPECT is a free program for displaying a real-time waveform and spectrum display of an audio signal on Windows computers.

Web Tutorial on Pitch

A tutorial that provides an extensive introduction to our sensation of the Pitch of sounds.

WASP - Record & display speech signals

WASP is a simple program to record speech signals and to display a spectrogram and pitch track.

KLAIR - a virtual infant for speech acquisition research

The KLAIR project aims to build and develop a computational platform to assist research into the acquisition of spoken language. KLAIR is a sensori-motor server that displays a virtual infant on screen that can see, hear and speak.

FAROSON - The Auditory Lighthouse

FAROSON is a free program for displaying a real-time scrolling coloured pattern from speech sounds. The aim is to construct a pattern that reflects our subjective sensations of loudness, pitch and timbre. The program may be useful in teaching about the nature of sound sensation.

University College London - Gower Street - London - WC1E 6BT - Telephone: +44 (0)20 7679 2000 - Copyright © 1999-2015 UCL