Scanning disks: Aluminum, 8.25"
diameter with spring coupling to the drive motor. The disk is equipped with 24
round holes in a spiral that provides a .9" X .9" image. Scanning is
from left to right and from top to bottom of the image.
Scanning Format:
24 lines, 30 frames /second, progressive linear scanning. (25 frames /second on
50 Hz)... (Note: An actual screen photo above)