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Infocomm CTS-I Study Guide (Complete Study Set)
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Infocomm CTS-I Study Guide (Complete Study Set)
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Infocomm CTS-I Study Guide (Complete Study Set)AHJ Right Ans - Authority Having Jurisdiction
PPE Right Ans - Personal Protection Equipment
Before replacing or upgrading any system remember to Right Ans - test
and document the existing system in the room before making changes.
ANSI/Infocomm 10:2013
OSHA requires harnesses when working at heights more than Right Ans - 6
feet
Project Stakeholders Right Ans - People who are most invested in the
successful outcome of the AV project
RFI Right Ans - Request for information
RFC Right Ans - Request for change
CO Right Ans - Change order
Procurement Right Ans - The process of ordering and allocating
equipment, supplies, and tools for an installation project
Information to collect on site survey Right Ans - Room dimensions, layout,
electrical capacity, HVAC component locations, and any issues that may
impact the AV system design and installation tasks
Evaluating facility should be completed... Right Ans - before the gear
arrives
What is the primary reason an AV installer should attend weekly construction
meetings? Right Ans - Identify changes that will affect the AV installation
What is considered most important during the installation of AV systems in a
client-occupied space? Right Ans - Avoiding disruptions to your client's
business
, First step when completing technical site survey Right Ans - Reviewing
drawing with the AV designer
When de-installing equipment what should happen the existing connecting
cables Right Ans - Removed from infrastructure
Similar to the BNC connector. This connector can be used on both multimode
and single-mode fiber-optic cable. Right Ans - ST Connector
Uses conductors made from transparent glass or plastic. Used for long
distance transmission of audio, video, or data. Right Ans - Fiber-Optic Cable
Conduit capacity for one cable Right Ans - 53% D > √d²/0.53
Commonly used for video and radio frequency (RF), contains a single center
conductor that is surrounded by a dielectric. Right Ans - Coaxial Cable
Conduit capacity for two cables Right Ans - 31% D > √d²+d²/0.31
Conduit capacity for three or more cables Right Ans - 40% D >
√d²+d²+d²..../0.40
Jam ratio and number to avoid Right Ans - Jam = ID/((OD1+OD2+OD3)/3)
(2.8-3.2)
Single mode fiber-optic cable can run as long as ... Right Ans - 6,562 feet
(2,000 meters)
Multimode fiber cable can run as long as Right Ans - 984 and 6,562 feet
(300 to 2,000 meters)
Throw distance Right Ans - Screen width times lens ratio (throw ratio)
Point source Right Ans - Single source of audio
Distributed Source Right Ans - Speakers spread out evenly
Damping factor Right Ans - (DF)is defined as "the ratio of the load
impedance (loudspeaker plus wire resistance) to the amplifier internal output
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