Total attenuation measured in a fiber optic link includes which three components?

The total attenuation measured in a fiber optic link is a critical concept, as it directly impacts the performance and efficiency of fiber optic communication. The correct answer identifies three key components: intrinsic factors, splice loss, and connector loss.

Intrinsic factors refer to the inherent attributes of the fiber itself, which include the material properties of the core and cladding, as well as the wavelength of the light used for transmission. These factors are fundamental in determining how much signal loss occurs as light travels through the fiber.

Splice loss occurs when two fiber ends are joined together, either through fusion or mechanical splicing. An imperfect splice can result in some loss of signal, thus contributing to the overall attenuation. It's essential for technicians to ensure that splicing is done with precision to minimize this loss.

Connector loss is another critical component. Every time a fiber optic link breaks, connectors are often required to rejoin different sections of fiber. Each connector can introduce a certain amount of loss due to misalignment, improper polishing, or other connection issues.

Understanding these three components helps in diagnosing issues within a fiber optic system and designing installations that minimize attenuation, ensuring better signal integrity and transmission over longer distances.