Kenwood C-707I User Manual

Page 5

English

19. Outdoor Antenna Grounding

– If an outside antenna or cable system is
connected to the product, be sure the antenna
or cable system is grounded so as to provide
some protection against voltage surges and
built-up static charges. Article 810 of the
National Electrical Code, ANSI/NFPA 70, provides
information with regard to proper grounding of
the mast and supporting structure, grounding
of the lead-in wire to an antenna discharge
unit, size of grounding conductors, location of
antenna-discharge unit, connection to grounding
electrodes, and requirements for the grounding
electrode.

Information on Disposal of Old Electrical
and Electronic Equipment (applicable for
EU countries that have adopted separate
waste collection systems)

Products with the symbol (crossed-
out wheeled bin) cannot be
disposed as household waste.
Old electrical and electronic
equipment should be recycled at
a facility capable of handling these

items and their waste byproducts.
Contact your local authority for details in
locating a recycle facility nearest to you.
Proper recycling and waste disposal will
help conserve resources whilst preventing
detrimental eff ects on our health and the
environment.

EXAMPLE OF ANTENNA GROUNDING AS PER NATIONAL
ELECTRICAL CODE

POWER SERVICE GROUNDING
ELECTRODE SYSTEM
(NEC ART 250, PART H)

NEC – NATIONAL ELECTRICAL CODE

GROUNDING CONDUCTORS
(NEC SECTION 810-21)

ANTENNA LEAD IN WIRE

ANTENNA
DISCHARGE UNIT
(NEC SECTION 810-20)

GROUND CLAMP

ELECTRIC SERVICE
EQUIPMENT

GROUND CLAMPS

Notes:
1. Item 7 is not required except for grounded or

polarized equipment.

2. Item 19 complies with UL in the U.S.A.

Safety Precautions

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