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Verint Video Intelligence Solutions
19
Nextiva S1100w User Guide
A common problem encountered in the field and related to the 0.6 F1 clearance rule is
building obstruction. The proposed visual path may just barely clear a building but the RF
line of sight will not. In such a case, the signal will be partially absorbed and diffracted.
Increasing the height of the two antennas or the gain of the antennas are the only
alternatives to improve the link quality.
Note: At 2.4, 4.9, and 5 GHz, radio waves are highly attenuated by dense foliage. A link
established in the fall or winter season may be adversely affected in the spring and
summertime, if it is established below tree level.
Antenna Requirements
Verint offers many antennas to meet various distance requirements. You need to consider
many factors when choosing an antenna, including the distance to cover, the RF bit rate,
the radiated power (EIRP), and the frequency band. For systems located in North America
on the 5 GHz band, you can use the Wireless System Margin Calculator located on the
Verint Video Intelligence Solutions extranet (Technical Support, then Downloads, then
Utilities and Tools).
The combined transmission power of the device and antenna must not exceed the
maximum value established by your country’s regulations. To ensure that this maximum is
not exceeded, enter the gain of the chosen antenna in the CLI (Wireless Communication
menu) or SConfigurator (Wireless pane). The device will automatically take it into account
and adjust its own transmission power accordingly at startup.
Note: Connecting an antenna with a gain higher than the calculated value contravenes your
country’s regulations. It is your responsibility to ensure that you respect the
regulations in place.
The maximum antenna gain supported to meet local regulations are:
The antennas certified by Verint are:
ANT-WP8-24/S: 8.5 dBi gain, 2.4 GHz band, 65° beamwidth, patch antenna with 3-foot
(1-meter) SMA-SMA cable
ANT-WP13-5x/S: 13 dBi gain, 5.25-5.85 GHz band, 40° beamwidth, patch antenna
SMA/F connector
ANT-WP13-49-5x/S: 13 dBi gain, 4.9-5.85 GHz band, 40° beamwidth, patch antenna
SMA/F connector
ANT-WP16-24/S: 16dBi gain, 2.4 GHz band, 27° beamwidth, patch antenna with 3-foot
(1-meter) SMA-N cable
ANT-WP18-5x/S: 18 dBi gain, 5.25-5.85 GHz band, 18° beamwidth, patch antenna with
3-foot (1-meter) SMA-N cable
Location
Band
Antenna gain
Europe
2.4 GHz
8.5 dBi
5 GHz
13 dBi
North America
2.4 GHz
8.5 dBi
2.4 GHz
16 dBi
4.9 GHz
13 dBi
5 GHz
18 dBi
Содержание Nextiva S1100w
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