Slow-scan television

Slow-scan television is an image file format whose origin is unclear, though it's undoubtedly related to the Slow-scan television (SSTV) image transmission method used in amateur radio.

Its name is punctuated and capitalized in various ways, sometimes with a capital V: "Slow Scan TeleVision". It might also be called HRZ.

The image format is a simple RGB raw bitmap format. The image dimensions are 256×240 pixels. A file is 184320 bytes in size.

Software

 * ImageMagick (format named "HRZ")
 * Konvertor
 * XnView
 * Rest7 Online Image Converter

Links

 * Wikipedia: Slow-scan television