UP FOR SALE .... KRATOS GM970 MONCROMATOR.   COULD ONLY TEST FOR POWER. PLUGGED IT IN AND HEARD FAN RUNNING.  THATS ALL I KNOW ABOUT THIS SURPLUS UNIT .  THEREFORE LISTED IN PARTS OR REPAIR CATEGORY.  45.00 S/H TO LOWER 48 States OR EBAY GLOBAL. THANKS FOR LOOKING !  HAVE A GREAT DAY !