The Phonetics and Phonology Pages
University College London Phonetics Department : an absolute must for the phonetics afficionado: loads of resources, links, on-line publications, course notes, etc
The University of Amsterdam Institute of Phonetic Sciences : links and resources
The UCLA Phonetics Lab: links, resources, publications
John Coleman's Phonetics Course
Linguistics and phonetics database: excellent resource materials
Get to know more about the acoustics of sound segments on this site, which offers demos and extremely detailed information on the acoustic properties of various classes of consonants (and, yes, more spectrograms!)
Get to know more about Air and Phonation
Tutorial on the basics of voicing
John Maidment's Speech Internet Dictionary
The University of Toronto's Interactive Sagittal Section: have fun playing around with articulators!
Acoustic Phonetics Bibliography
SOFTWARE AND EQUIPMENT FOR ACOUSTIC RESEARCH
Those interested in getting involved in some hard-core phonetics research might want to explore some of the equipment and software that phoneticians use. Do try them out in the comfort of your own home!
Elan: multi-media annotator (Max Planck Institute, Nijmegen, the Netherlands)
Kaye: for everything, ranging from nasometers and palatometers, acoustic analysis tools, etc.
Mathworks: the home of MATLAB
PRAAT: currently one of the best speech analysis programs (and it's free!).
J-PLOT: formant-plotting software