Convert hrz to gif Online: hrz2gif

You can use Tom's Editor to easily convert images from
Slow Scan Television .HRZ to CompuServe Graphics Interchange Format .GIF.
Tom's Editor is a free, online image manipulation and converter program.

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HRZ

Slow Scan television is an image transmission method sed mainly by amateur radio operators.

GIF

GIF images were created by Compuserve. They can used no more than 256 colors and a single color transparenty (no Alpha channel). Today are rare since they offer low quality and huge filesizes. GIF animations are still in use.