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Example of antenna grounding – Lenovo ThinkPad Edge E420s User Manual

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grounding and, in particular, specifies that the cable ground shall be connected to
the grounding system of the building, as close as possible to the point of cable
entry as practical.

Example of antenna grounding

Proper grounding for the cable

1

Ground clamp

5

Power service grounding
electrode system (NEC Article
250, Part H)

2

Antenna lead-in wire

6

Ground clamps

3

Antenna discharge unit (NEC
Section 810-20)

7

Electronic service equipment

4

Grounding conductors (NEC
Section 810-21)

Figure 1. Proper grounding for the cable

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