Sylvania SP631, User Manual

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connected to the receiver, be sure the antenna 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.
16. LIGHTNING - For added protection for this product during a
lightning storm, or when it is left unattended and unused for long
periods of time, unplug it from the wall outlet and disconnect the
antenna or cable system. This will prevent damage to the product
due to lightning and power-line surges.
17.POWER LINES - An outside antenna system should not be
located In the vicinity of overhead power lines or other electric light
or power circuits, or where it can fall Into such power lines or
circuits. When installing an outside antenna system, extreme care
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