Download Spectrum Analyzer
Spectrum Analyzer is being developed as a freeware. However, if you use my program, please cite the describing article:
Navratil, Z., Trunec, D., Smid, R., Lazar, L. (2006) A software for optical emission spectroscopy - problem formulation and application to plasma diagnostics. Czechoslovak Journal of Physics 56, p. B944. DOI 10.1007/s10582-006-0308-y.