DESCRIPTION
SPECIFICATIONS
Electrical Data
Type
:
3 x 1/2
λ
Colinear Dipole Array
Frequency Range
:
868-960 MHz for GSM 900MHZ and ISM 868 systems
Impedance
:
50
Ω
Unbalanced
3 dB Beamwidth Horizontal :
H-plane 18
°
Radiation Angle
:
5
°
Polarization
:
Linear Vertical
Max gain : 3.9 dBd - 6 dBi
V.S.W.R. in Bandwidth
:
≤
2:1
Max Power
:
20 Watts (CW) @ 30
°
C
Grounding protection
:
All metal part are DC-grounded, the inner conductor
shows a DC-short
Connector type
:
SMA-male, other type on request
Cable lenght / type
:
5 m / white RG 58
Mechanical Data
Materials
:
Fiberglass, Chromed brass, PCB
Wind Load / Resistance
:
35 N @ 150 Km/h / 120 Km/h
Wind Surface
:
0.03 m
2
Height (approx.)
:
1045 mm
Weight (approx.)
:
950 gr
Operating Temperature
:
-20
°
C to +80
°
C
ID313
TYPICAL S.W.R. RESPONSE
Model: OMNI 900 6 dBi
S.W.R.
1.0
1.2
1.8
1.4
2.2
1.6
2.0
2.4
2.6
2.8
3.0
845
920
995
f.(MHz)
File: F-03-032
90°
0
3
10
dB
20
60°
120°
30°
0°
-30°
-60°
-90°
-120°
-150°
180°
150°
TYPICAL RADIATION PATTERN in E-plane at 920 MHz
File: E-03-032
Scale: logarithmic
Base station antenna conceived for GSM 900MHz and ISM 868MHz systems. The radiant element
is made on PCB and raw brass to guarantee high power and low losses. It is protected by
fibrelgass tube and supplied with a stainless steel bracket for an easy installation.
TYPICAL GAIN DIAGRAM vs FREQUENCY
GAIN (dBi)
File: D-03-032
MHz
1.02
868
1.52
877.2
2.02
886.4
2.52
895.6
3.02
904.8
3.52
914
4.02
923.2
4.52
932.4
5.02
941.6
5.52
950.8
6.02
960
