PROBECOM HIGH GAIN 7.3M EARTH STATION ANTENNA
Probecom 7.3M antenna provides high
performance for transmit/receive or receive only applications from L band to Ka
band frequency. Antenna reflector incorporates stretch-formed doubly contoured
panels with matched radials and hub for ease of field alignment. Standard
designed Az over EI pedestal provides cost-effective solution for high
stiffness and stability and fine drive performance, ensures antenna pointing
accuracy. Antenna pedestal is designed adaptable for ground or rooftop
installation.
Highlighted Features
l Meets CCIR 580 and INTELSAT Requirements
l Precisely adjusted pre-assembly before leaving factory, no theodolite required.
l Multi-layer anti-corrosion treatment
l High precision alloy aluminum reflector
l Hot spray galvanized with white paint.
l High RF performance
l Galvanized stainless steel hardware
l A large hub for RF equipment
Options
l L,S,X,Ka band and multi-band
l CP/LP switchable feed
l Customer feed system design
l 800Mhz Extended C band Circular available
l Full motion antenna
l Feed blower or de-icing system
l Two or four Tx/Rx port in linear or circular polarized feeds
l Antenna control system with tracking
l ODU Support Kits
l Thickness spray zinc along seaside environment
Electrical
Specification
Type
C73T
EC73T
IC73T
K73T
DBS73T
Operating
Frequency, GHz
Standard C band
Extended C band
Insat C band
Ku Band
DBS Band
Receive
Transmit
Receive
Transmit
Receive
Transmit
Receive
Transmit
Receive
Transmit
3.625~4.2
5.85~6.425
3.4~4.2
5.85~6.725
4.5~4.8
6.725~7.025
10.70~12.75
13.75~14.5
10.70~12.75
17.3-18.4
Typical Gain, Mid-band, dBi
47.6
51.5
47.3
51.8
49.1
52.5
56.8
58.4
56.8
60.3
Polarization
Linear/circular
Linear/circular
Linear/circular
Linear
linear
XPD(on Axis), dB(
Linear)
35
35
35
35
35
35
35
35
35
35
XPD
across 1dB Beam Width, dB(
Linear)
30
30
30
30
30
30
30
30
30
30
Axis Ratio, dB (circular)
0.5
0.5
0.5
0.5
0.5
0.5
/
/
/
/
VSWR
1.25
1.25
1.30
1.30
1.25
1.25
1.30
1.30
1.30
1.30
Antenna
Noise Temperature (4 Port
Feed)
10°
Elevation
30°
Elevation
50°
Elevation
45K
38K
35K
46K
41K
39K
47K
42K
40K
75K
64K
60K
73K
62K
59K
-3 dB
Beam Width, Mid-band
0.68°
0.43°
0.70°
0.42°
0.57°
0.39°
0.24°
0.16°
0.24°
0.16°
Typical
G/T（EL=10°）
28.8dB/K
(30K LNA)
28.5dB/K
(30K LNA)
30.2dB/K
(30K LNA)
35.2dB/K
(70K LNA)
35.2dB/K
(70K LNA)
Tx. Total Power Capability, KW
5
5
5
2
2
Feed
Interface
CPR229F
CPR137F
CPR229F
CPR137F
CPR229F
CPR137F
WR-75
WR-75
WR-75
WR-62
Feed
Insertion Loss,dB
0.4
0.3
0.4
0.3
0.4
0.3
0.5
0.4
0.5
0.5
Isolation,
Tx to Rx, dB
Tx/Tx ,Rx /Rx, dB (linear)
Tx/Tx ,Rx /Rx, dB (Circular)
85
30
20
85
30
20
85
30
20
85
30
/
85
30
/
Sidelobes
CCIR 580-5
Mechanical
Specification
Antenna
Diameter
7.3m
Antenna
Type
Ring
Focus/Cassagrain
Surface
Accuracy（RMS）
≤0.5mm
≤0.3mm
Reflector
Construction
16 precision-formed aluminum panels with
heat-diffusing white paint,
Hot spray galvanized back structure.
Mount type
Kingpost pedestal
Turn table
Antenna
Pointing Range
Azimuth
Elevation
Polarization
±85°(three sections)
0°~90°(Continuous)
±90°(Continuous)
0°~350°(Continuous)
0°~90°(Continuous)
±90°(Continuous)
Drive
Mode
Motorized
Motor
Drive System
Azimuth Travel Rate
Elevation Travel Rate
Polarization Travel Rate
0.023°/S
0.021°/S
1°/S
0.003°-0.3°/S
0.003°-0.3°/S
1°/S
Environmental
Specification
Operational
Wind
79km/h gusting to 126km/h
Survival
Wind
200km/h(at zenith)
Temperature
-40°~+60°
Relative
Humidity
100%
Solar
Radiation
1135Kcal/h/m²
Seismic(Survival)
0.3g(H),
0.15g(V)
Ice
Loading
13mm
Operational; 25mm Survival
Compared with others, our fly away antenna win at low
cost and high efficiency, should you have any requirement please feel free to
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