Installation Instructions

Ensemble Communications Inc.
Preinstallation 3-7
Figure 3-1, Figure 3-2, and Figure 3-3 show recommended spatial
separation for various multiple-antenna mounting scenarios.
Figure 3-1. Two Antennas with a Single Mounting Pole
90 180 20.33 3.57 0.36 0.36
Table 3-1: Minimum Horizontal Spacing for Nonsynchonous Sectors
Antenna
Beam
Width in
Degrees
Angular
Separation
in Degrees
N+1
Spacing
(Meters/
Feet)
N+2
Spacing
(Meters/
Feet)
N+3
Spacing
(Meters/
Feet)
N+4
Spacing
(Meters/
Feet)
Min. 0.5 Meters
Assumptions:
Gain at +/-90° vertical is –10 dBi
Perfect vertical alignment
Skirt from Interferer limited to –94
dBm beneath threshold of –93
dBm for QAM64.
For synchronous transmission,
D=0.5 m (1.65 ft)
D