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FIGURE 1
EXAMPLE OF ANTENNA GROUNDING ACCORDING TO
NATIONAL ELECTRICAL CODE INSTRUCYIONS
CONTAINED IN ARTICLE 810 -"RADIO AND TELEVISION EQUIPMENT"
GROUND CLAMP
ELECTRIC
SERVICE
EQUIPMENT
ANTENNA LEAD
IN WIRE
ANTENNA
DISCHARGE UNIT
(NEC SECTION 810-20)
GROUNDING CONDUCTORS
(NEC SECTION 810-21)
GROUND CLAMPS
POWER SERVICE GROUNDING
ELECTRODE SYSTEM
(NEC ART 250, PART H)
NEC - NATIONAL ELECTRICAL CODE
NOTE:
This equipment has been tested and found to comply
with the limits for a Class B digital device, pursuant to
Part 15 of the FCC Rules. These limits are designed
to provide reasonable protection against harmful in-
terference in a residential installation. This equipment
generates, uses and can radiate radio frequency
energy and, if not installed and used in accordance
with the instructions, may cause harmful interference
to radio communications. However, there is no guar-
antee that interference will not occur in a particular
installation. If this equipment does cause harmful
interference to radio or television reception, which
can be determined by turning the equipment off and
on, the user is encouraged to try to correct the inter-
ference by one or more of the following measures:
– Reorient or relocate the receiving antenna.
– Increase the separation between the equipment
and receiver.
– Connect the equipment into an outlet on a circuit
different from that to which the receiver is con-
nected.
– Consult the dealer or an experienced radio/TV
technician for help.
NOTE:Changes or modifications may cause this
unit to fail to comply with Part 15 of the FCC Rules
and may void the user's authority to operate the
equipment.
NOTE TO CATV SYSTEM INSTALLER:
This reminder is provided to call the CATV (Cable-TV) system installer's attention to Article 820-40 of the NEC,
which provides guidelines for proper grounding and, in particular, specifies that the cable ground shall be
connected to the grounding system of the building, as close to the point of cable entry as practical.
This Class B digital apparatus complies
with Canadian ICES-003.
Cet appareil numérique de la Classe B est
conforme à la norme NMB-003 du Canada.