Date: | 1964–late 1970's |
Material: | Iron oxide between polyester layers |
Dimensions: | Tape ¾ in. (19 mm), reel inner 3⅞ in. (98 mm), reel inner 2¾ in. (70 mm) |
Company: | Digital Equipment Corporation |
Location: | Maynard, Massachusetts |
To increase durability, the magnetic coating is between 2 layers of mylar.