HLX file extension - Hollex Cartridge image file
What is hlx file? How to open hlx files?
File type specification:
The HLX file extension is related to Hollex Cartridge with which you can duplicate almost any Atari cartridge. It will also expand the memory capacity from 32K to 48k. Its basically a 16k of SRAM powered by lithium battery, if not plugged into the computer.