Acoustics of the vowel: Experiments concerning the physical characteristics of vowels: formants and pitches (F0), formant pattern ambiguity, formant number alteration. Important for all sciences related to speech, acoutsic phonetics, speech therapy and speech recognition.
Analytic Listening: A New Approach to Ear-Training: Paper on a method for ear-training and auditory skill assessment of students of phonetics.
Anatomy of the vocal tract: Diagram and descriptions of the places of articulation.
Auditory scales of frequency representation: Overview of conversion equations and suggestions as to when it is appropriate to use Hz, semi-tones, mel, bark, and ERB.
Contrasted Phonology of English and Portuguese Vowels: English, Portuguese, and Spanish vowels are discussed, and possible errors of Portuguese-speaking students of English are examined.
English Conversational Grunts: Contains speech samples illustrating the phonetic diversity of non-lexical items in conversation, such as uh-huh, mm-hm, nn-hnn, nyeah, m-kay, together with discussion of their pragmatics.
Four Tones and Downtrend: Preliminary report on pitch realization in Mambila, a language with four level tones.
How to Pronounce "Ghoti": Brief analysis of why "ghoti" may be pronounced as "fish".
Infography about Phonology: List of mostly print resources on phonology recommended by a professor who specializes in phonological research.
Linguistic Annotation: Tools and formats for speech and text annotation
Linguistics and Phonetics Worldwide: Virtual library of linguistics and phonetics.
Magical Letter Page: Site regarding phonosemantics, the meaning of sound.
Phonetics: The Sounds of English and Spanish: Animated libraries of the phonetic sounds of Spanish and English.
Phonological Atlas of North America: Results of a telephone survey of the major urbanized areas of the U.S. and Canada.
Prosody on the Web: Introduction to prosody, including chunking, focus, and pitch.
Rutgers Optimality Archive: Contributed-content index of Optimality Theory information. Searchable or browseable data, submission and update forms, font and utility downloads, links to other collections.
Socrates: Links to internet resources in phonetics and speech communication.
Sounds of the World's Animals: How animal sounds are represented in various languages.
Speech Accent Archive: Archive of foreign accents recorded in English. Phonetic transcriptions and phonological generalizations are provided.
Speech Internet Dictionary: Comprehensive dictionary of terms used in phonetics and linguistics
Speech Web Sites: Variety of links to mainly acoustics-related sites.
Spoken Language Corpus: Summary of work on spoken language at Göteborg University, including discussion of Modified Standard Orthography (MSO). [by Allwood et al, Göteborg University]
Studying Phonetics on the Net: List of categorized links concerning the study of spoken English.
Teaching English Intonation with a Visual Display of Fundamental Frequency: Paper on the use of fundamental frequency displays for teaching English intonation. [by Richard Stibbard]
The CMU Pronouncing Dictionary: Machine-readable pronunciation dictionary for North American English that contains over 100,000 words and their transcriptions.
The Kiel Intonation Modell (KIM): Paper on "The Kiel Intonation Model (KIM), its Implementation in TTS Synthesis and its Application to the Study of Spontaneous Speech."
The Rhythmic Speech Museum: Concerns rhythm in speech.
The SpeechDat Project: Database of recordings of speech in various languages.
Virtual Language Laboratory: Online language laboratory providing pronunciation practice and accent correction in a number of languages.
Vowel Charts: Acoustic vowel charts of various languages [by Antti Iivonen, University of Helsinki Department of Phonetics]
Vowels and Consonants: Collection of sound and speech examples of hundreds of languages and dialects. [by Peter Ladefoged, UCLA]