Access to the FTP site for SPECTRUM

The latest UNIX/Linux version of SPECTRUM as well as Windows binaries may be obtained at the download sites linked below.

The latest "stable" version of SPECTRUM is 2.76

For UNIX/Linux, download spectrum276e.tar.gz and at least one of the linelist files.
For Windows, download spectrum276.zip, spectrum101.zip (a Windows GUI) and at least one of the line list files.

Note that v2.76 is a major upgrade for SPECTRUM.  Files associated with v2.76, such as atom.dat and stdatom.dat are not compatible with earlier versions.

Full instructions for installing SPECTRUM on both UNIX/Linux and Windows platforms are included in the documentation.

SPECTRUM download

If the above site is down, or is too slow, try the following mirror site:

PM Mirror site:  SPECTRUM download


Read the  Notes on Windows  or the online or PDF documentation to learn how to install the Windows binaries.

If you have any difficulties compiling  or running SPECTRUM on your  computing platform, please do not hesitate to contact me at grayro@appstate.edu.