ct3 week 1 Flashcards
Refers to a technology that allows the fast transfer of digital information in two directions
Broadband
For an accessible bonding pont, place house attachments near this
Electrical Service/Meter
The leading standard for cable modems.
DOCSIS
DOCSIS
Data Over Cable Service Interface Specification
Impairments inside or outside of the home can be identified by using this
Signal level meter
A safety code written and administered by the National Fire Protection Association.
National Electrical Code (NEC)
NEC
National Electrical Code
Equalizing the potential between Comcast’s service and other utility services present at the home is called what
Bonding
What process limits the potentially lethal voltages that may be present in the cable from external sources, such as electric power lines or lightning strikes
Bonding
The amplitude of TV carrier’s voltage, measured across 75 ohms, usually expressed in dBmV.
Signal level
a connection to earth or some conducting body that serves in place of the earth, and can be intentional or accidental.
Ground
The resistance of a circuit to alternating current
Impedance
This is the interconnection of different ground conductors
Bond
A device equipped with an F-81 splice connector used to connect the bond to the coaxial cable at the customer’s premises.
Bond Block
Wire gauge used for bonding series 6 drops
AWG-12
Wire gauge used for bonding series 11 drops
AWG-10
A clamp used to provide a connection between two ground wires.
Split Bolt
This type of clamp is designed to bond bare copper ground wire to a galvanized or copper pipe or conduit.
Pipe Strap
Wire gauge used for bonding with pipe straps
AWG 6
A copper-clad metal rod, 8 feet in length and 5/8” in diameter, driven into the ground, to which the ground wire is attached
Ground Rod
What are the dimension for the ground rod?
8 feet in length and 5/8 inch diameter
NEC article: General requirements for grounding
Article 250
NEC article: communication circuits
Article 800
NEC article: Coaxial cable distribution systems
Article 820