PianoDisc PDS150 Guia Del Usuario página 7

Antenna grounding.
Electrical Code, ANSI/NFPA 70.
Ground clamp
Electric service
equipment
Note to CATV system installer.
CATV system installer's attention to Article 820-40 of the NED (of USA)
that provides guidelines for proper grounding. In particular, it specifies
that the cable ground shall be connected to the grounding system of the
building, as close to the point of cable entry as is practical
Example of antenna grounding as per National
Ground clamps
Power service grounding
electrode system
(NEC ART 250, Part H)
This reminder is provided to call the
Antenna lead in wire
Antenna discharge unit
(NEC Section 810-20)
Grounding conductors
(NEC Section 810-21)