Article 810 - Radio and Television Antenna Equipment

the article 810 section of the chapter 8 test

Article _____ covers antenna systems for television receiving equipment, amateur and citizen band radio transmitting and receiving equipment, and certain features of transmitter safety.

(C) 810

Outdoor antennas and lead-in conductors shall be securely supported. Lead-in conductors shall be securely attached to the antenna, but they shall not be attached to the electric service mast.

(A) True

Masts and metal structures supporting antennas shall be grounded in accordance with 810.21 unless the antenna and its related supporting mast or structure are within a zone of protection defined by a _____ ft radius rolling sphere.

(D) 150

NFPA 780, Standard for the Installation of Lightning Protection Systems, provides information for the application of the term “rolling sphere” as used in 810.15.

(A) True

Underground antenna conductors for radio and television receiving equipment shall be separated at least _____ from any light, power, or Class 1 circuit conductors.

(A) 12 in.

Indoor antenna and lead-in conductors for radio and television receiving equipment shall be separated by at least _____ from conductors of any electric light, power, or Class 1 circuit conductors, unless otherwise permitted.

(A) 2 in.

Indoor antenna lead-in conductors for radio and television receiving equipment can be in the same enclosure with conductors of other wiring systems where separated by an effective permanently installed barrier.

(A) True

Antenna discharge units shall be located outside the building only.

(B) False

Radio and television receiving antenna systems shall have bonding or grounding electrode conductors that are _____.

(D) all of these

The grounding electrode conductor for an antenna mast shall be _____ where subject to physical damage.

(B) protected

The bonding conductor or grounding electrode conductor for a radio/television antenna system shall be protected where subject to physical damage, and where installed in a metal raceway, both ends of the raceway shall be bonded to the _____.

(A) contained

The bonding conductor or grounding electrode conductor for an antenna mast or antenna discharge unit shall be run to the grounding electrode in as straight a line as possible.

(A) True

In the building or structure served has an inter-system bonding termination, the bonding conductor for an antenna mast shall be connected to the inter-system bonding termination.

(A) True

If the building or structure served has no radio and television equipment inter-system bonding termination, the _____ conductor or grounding electrode conductor shall be connected to the nearest accessible location on the building or structure grounding electrode system as covered in 250.50.

(D) bonding

The grounding electrode conductor for an antenna mast or antenna discharge unit, if copper, shall not be smaller than 10 AWG.

(A) True

If a separate grounding electrode is installed for the radio and television equipment, it shall be bonded to the building’s electrical power grounding electrode system with a bonding jumper not small than _____ AWG.

(C) 6