updated questions and answers
Code - answer Addresses the safety of persons, property and the environment associated with
the ITS cabling Installation
NEC - answer National electric code
Frequency conversion chart - answer One thousand hertz = 1KHz
One million Kilohertz = 1 MHz
One billion Megahertz = 1 GHz
NFPA - answer National Fire protection association
AHJ - answer Authorities having jurisdiction
TIA/EIA - answer - Telecommunications Industry association
- Electronic industries alliance
BICSI - answer - Building
- Industry
- Consulting
- Service
- International
, Frequency - answer Optical pulses using cycles per second, 1 unit of hertz = 1 cycle per second
4hz = 4 cycles per second
Definition of transmission - answer The movement of information in the form of electrical or
optical signals from one point to another through a transport medium
Refraction - answer Bending of the light as it passes from one medium into another
MHz - answer - Quantifies the bandwidth of a cabling system in a frequency range
- Information handling capabilities of the medium
Megabits - answer - transmission rate
- Number of bits information that can be transported over the medium(vehicles of the highway)
Anatomy of a fiber - answer - Core
- Cladding
- Coating
Attenuation = - answer The decrease in magnitude of transmission signal strength between
points, expressed in decibel as the ratio of out put to input signal
Attenuation [insertion loss] = - answer Light pulses traveling along fiber are subjected to loss
due to absorption or scattering of the light
Intrinsic = - answer Controlled by the manufacture/expresses in decibels per-kilometer impacts
the signal to reach the receiver with sufficient power