diff --git a/SpectrumPreview.png b/SpectrumPreview.png
index 583726b..65cf3d8 100644
Binary files a/SpectrumPreview.png and b/SpectrumPreview.png differ
diff --git a/SpectrumPreview_old.png b/SpectrumPreview_old.png
deleted file mode 100644
index 3ddb420..0000000
Binary files a/SpectrumPreview_old.png and /dev/null differ