Description: Apple III: Apple II Emulation mode and RGB Video Header: Apple III: Apple II Emulation mode and RGB Video The Apple III's RGB color video outputs do NOT generate a color signal for High-Resolution Graphics in the Emulator. Apple II High-Resolution images are available only on the NTSC black and white and color video outputs. On the left border of the high-resolution graphics screen, the dots flicker uncontrollably. Apple III Owner's Guide, page 144 Keywords: