This site is under construction! Stuff be missing, beware! :3 Contribute! If you have issues, additions, corrections or concerns, open an issue or contact a maintainer. Note that PIPM info has finally been added!
There is a js based spectrogram made by Sumi included in the site. It can be found below.
This has been updated, and you can find the old version at: oldspec.sumianvoice.com
How To Read a Spectrogram
You can set a pitch floor by specifying a minimum pitch (in Hz) which will cause the program to beep annoyingly whenever the sound drops below the set value.