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Cabletron Systems 802.11 User Manual

Page 13

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Site Preparation Guide

7

Figure 4: Fresnel Zone

Refer to the following table to determine the minimum clearance required for your
installation as defined by the distance between the antennas.

Distance Between Antennas (1)

Minimum Clearance Required (2)

kilometers

(miles)

meters

(feet)

2.1 (1.3)

5.8 (19.1)

3.5 (2.2)

7.8 (25.7)

6.5 (4.0)

11.1 (36.5)

9.6 (6.0)

14.4 (47.4)

2844-01-03A

1

2

R

o

a

m
A

b

o
u

t

1

2

R

o

a

m
A

b

o
u

t

Cable

Length

A

Cable

Length

B