CERL Sound Group

Continuum Fingerboard

Read about the Continuum Fingerboard, a new MIDI controller that allows continuous control over each note in a performance. For information on an additive sound morphing algorithm that works with the Continuum Fingerboard, click here. For information on other continuous-pitch electronic instruments, try these theremin and electro-theremin web sites.

Lime Music Notation Software

Download the latest release of Lime for Windows or Lime for Macintosh. Read suggestions for familiarizing yourself with Lime. See what's new in Lime, or, if you are an experienced Lime user, try out the pre-release version of Lime, or try out the German version deutsche Version. Please pay for Lime if you use it beyond trial runs. Visit Dancing Dots, a company specializing in preparing Braille music scores from Lime files.

AP Tuner

Download the latest release of AP Tuner for Windows, an instrument tuner using the sound card on your computer. If you find the software useful to you, please pay for it. Also, check out the latest version history and beta downloads.

Loris Sound Modeling Software

Read about Loris, an Open Source, scriptable, platform-neutral C++ class library implementing sound modeling, morphing, and manipulation, based on the Reassigned Bandwidth-Enhanced Additive Sound Model.

About the CERL Sound Group

This web site is not part of the University of Illinois. Programs distributed through this web site belong to their individual authors. In the 1980s, the CERL Sound Group was part of the Computer-based Education Research Laboratory at the University of Illinois. If you are interested in the PLATO IMS days of the CERL Sound Group, check out Mark Smart's screen shots and music, Bill Schaeffer's CD, and Steve Moore's CD.