WHISPERTM
Unidirectional Antenna
See Specs
See Antenna Patterns
Self contained in its durable sleek radome, the Xertex Whisper antenna is designed to blend in anywhere-residential, campus or commercial. Inexpensive yet reliable, the Whisper antenna utilizes Xertex' patented technology to achieve maximum efficiency. Typical applications include wireless local loop, in-building wireless (voice and data), WLAN, DECT, WPBX, and broadband Internet access.
Indoor Whisper
PCS 2400 MHz
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Outdoor Whisper
PCS 1900 MHz
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The Whisper antenna is mounted with either a gimbal arm offering ±90º of rotation in any direction, or a metal bracket offering ±45º of horizontal rotation. |
Customized and scalable to meet your frequency and application requirements
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INDOOR |
OUTDOOR |
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850 MHz |
920 MHz |
1800 MHz |
1900 MHz |
2400 MHz |
2400 MHz |
| Element Type |
Air-Loaded Patch |
Air-Loaded Patch |
Air-Loaded Patch |
Air-Loaded Patch |
Air-Loaded Patch |
Air-Loaded Patch |
| Frequency Range |
806-896 MHz |
880-960 MHz |
1710-1880 MHz |
1850-1990 MHz |
2400-2500 MHz |
2400-2500 MHz |
| Peak Gain |
7.5 dBi |
7.5 dBi |
8.5 dBi |
8.5 dBi |
9.0 dBi |
8.5 dBi |
| Polarization1 |
Linear |
Linear |
Linear |
Linear |
Linear |
Linear |
| Azimuth 3dB Beamwidth |
80º |
80º |
80º |
80º |
60º |
80º |
| Elevation 3dB Beamwidth |
60º |
60º |
60º |
60º |
60º |
60º |
| Impedance |
50 ohms |
50 ohms |
50 ohms |
50 ohms |
50 ohms |
50 ohms |
| Maximum Input Power |
50 watts |
50 watts |
50 watts |
50 watts |
50 watts |
50 watts |
| Front/Back Ratio |
18 dBi |
18 dBi |
18 dBi |
18 dBi |
20 dBi |
18 dBi |
| VSWR (Min. Performance) |
1.5:1 |
1.5:1 |
2.0:1 |
2.0:1 |
1.5:1 |
1.8:1 |
| Azimuth Cross Polarization |
15 dB (on axis) |
15 dB (on axis) |
15 dB (on axis) |
15 dB (on axis) |
15 dB (on axis) |
15 dB (on axis) |
| Elevation Cross Polarization |
15 dB (on axis) |
15 dB (on axis) |
15 dB (on axis) |
15 dB (on axis) |
15 dB (on axis) |
15 dB (on axis) |
| Connector |
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Customer Choice |
Customer Choice |
Customer Choice |
Customer Choice |
| Size |
28.4 x 22.4 x 5.6cm |
28.4 x 22.4 x 5.6cm |
10.4 x 13.5 x 3.6cm |
10.4 x 13.5 x 3.6cm |
12.9 x 12.9 x 2.22cm |
10.4 x 13.5 x 3.6cm |
| Radome Material (Indoor) |
ABS |
ABS |
ABS |
ABS |
ABS |
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| Radome Material (Outdoor) |
Kydex3 |
Kydex3 |
Luran3 |
Luran3 |
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Luran3 |
| Operating Temperature |
-40º to +70º C |
-40º to +70º C |
-40º to +70º C |
-40º to +70º C |
-40º to +70º C |
-40º to +70º C |
| Storage Temperature |
-40º to +70º C |
-40º to +70º C |
-40º to +70º C |
-40º to +70º C |
-40º to +70º C |
-40º to +70º C |
| Model Numbers2 |
| Indoor4 |
850LW7G - SM00 |
920LW7G - SM00 |
180LW7G - SM12 |
190LW7G - SM12 |
245LD9W - SM12 |
| Outdoor4 |
850LW7O - NF00 |
920LW7O - NF00 |
180LW7O - SM12 |
190LW7O - SM12 |
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245LW7O - SM12 |
All models, except for -xx00 suffix model numbers, include a low-loss, RG142, plenum rated "pigtail" cable.
1Polarization axis is parallel to the cable axis, or along the long axis of the antenna for models without cable pigtails.
2Please contact your Xertex representative for different connector options and their part numbers.
3UV Tolerance rated to 7 years of outdoor exposure.
4Model number suffix -SM00 = SMA female, -SMXX = SMA male, -NF00 = N female
Typical Antenna Patterns
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Azimuth Plane
(cut perpendicular to the antenna and perpendicular to the cable)
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Elevation Plane
(cut perpendicular to the antenna along the cable axis)
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Spherical Projection
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As shown in these typical antenna patterns, the Whisper antenna offers excellent high-gain reception over a broad area.
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As shown in these typical antenna patterns, the Whisper antenna offers excellent high-gain reception over a broad area.
Applications
WPBX
WLAN, Indoor/Outdoor
WLL
Microcells
Picocells
Wireless Internet Access
Indoor Wireless
Mounting Options
Installers can mount the Whisper antenna using a standard wall plate, a low profile pan/tilt mount, or a universal pan/tilt mount.
The indoor 2400 MHz also includes holes to directly mount the antenna to walls using hardware provided with the product.