Convert jpg to spu Online: jpg2spu

You can use Tom's Editor to easily convert images from
Joint Photographic Experts Group JFIF .JPG to Spectrum 512 .SPU.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

JPG

Joint Photographic Experts Group JFIF is an image format with extension JPG.

SPU

Spectrum 512 is an image format with extension SPU.