TM 5-6675-316-14
(2) The type disc is a circular piece of film, 5.375 in. (13.650 cm) in
diameter and approximately 0.007 in. (0.177 mm) thick. The material is a stable
polyester plastic, coated with a high resolution emulsion.
(3) The character array contains four tracks of characters, each in a
different font style; there are 112 positions in each track. Tracks are numbered 1
to 4, from the center to the edge of the disc. Total character capacity of the disc
is 448. The same alphanumeric character appears in tracks 1, 2, 3 and 4 for each
segment. The outer edge of the disc has three data tracks, a strobe track, and two
width tracks.
2-11
