This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Spectrum DSBSC.svg Image Spectrum DSBSC Image Spectrum DSBSC pbroktalk Pbroks en Original upload log en ftcg page en SpectrumDSBSC svg May bytes Pbroks en SVG veriosn of Image Spectrum DSBSC Image Spectrum DSBSC Uncategorized December
Page 2023 Free-images.com. All images are Public Domain