Among the various fiber optic cable types available, GYTS (Central Tube, Steel Wire Armored) fiber optic cables have become increasingly popular for their outstanding performance and versatility in both aerial and duct installations. Optical fiber cable is a cable containing one or more optical fibers that are used to carry light. The optical fiber elements are typically individually coated with plastic layers and contained in a protective tube suitable for the environment where the cable will be deployed. A related GYTA type cable is available. The loose. To meet these demands, fiber optic cables have emerged as the preferred choice for telecommunications networks, offering unparalleled bandwidth, low signal loss, and immunity to electromagnetic interference. The core of the cable consists of a central metal strength member, around which the loose tubes (and filler ropes) are twisted to form a compact and. ADSS cable adopts loose tube gysts structure, optical fiber into the pine casing made of high modulus polyester material, waterproof casing filling compound pine casing (and filling line) around non-metallic center (FRP) to strengthen core twisted into a compact core, core within the gap filled.