3.7m
Ring-Focus Antenna, PERFORMANCE SPECIFICATIONS
Model No.SA-3.7TK/C
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SPECIFICATIONS |
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C-RECEIVE |
C-TRANSMIT |
Ku-RECEIVE |
Ku-TRANSMIT |
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Frequency (GHz) |
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3.625-4.2 |
5.85~6.425 |
10.95~12.75 |
14~14.5 |
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Typical
Gain (dBi) |
|
42.0 |
45.2 |
50.9 |
52.5 |
|
VSWR |
|
1.25:1 |
1.25:1 |
1.25:1 |
1.25:1 |
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Beamwidth:-3dB |
|
1.6¡ã |
1.1¡ã |
0.57 |
0.48 |
|
-15dB |
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3.2¡ã |
2.2¡ã |
1.14 |
0.96 |
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Antenna
Noise Temperature (k¡ã) |
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2
Port Feed |
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2
Port Feed |
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10¡ãElevation |
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32 |
|
52 |
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20¡ãElevation |
|
26 |
|
43 |
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40¡ãElevation |
|
23 |
|
38 |
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Power
Handing Capability |
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5
kw/port |
|
1kw/port |
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Feed
interface |
|
CPR-229G |
CPR-159G/137G |
|
WR-75 |
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Feed
insertion Loss |
|
0.15 dB |
0.2dB |
0.4 |
0.4 |
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Port-port
isolation |
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Tx ¨CRx |
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85dB |
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Cross
Polarization isolation (on axis) |
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35dB |
35dB |
35 |
35 |
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Axial
ratio, dB (Ratio)¡ù |
|
0.5dB |
0.5dB |
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Sidelobes : |
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CCIR.
580 |
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MECHANICAL
SPECIFICATIONS |
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Azimuth
Travel |
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¡À60¡ã |
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Elevation
Travel |
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|
5¡ã to 90¡ã |
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Installation
Hardware |
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Shipping
weight |
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|
690kg |
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Surface
Accuracy |
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|
0.5mm |
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Finish |
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White
paint |
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ENVIRONMENTAL
SPECIFICATIONS |
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Operational
Winds |
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45
mi/h(72km/h) gusts |
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To
60 mi/h (97 km/h) |
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Survival
Winds (Any position) |
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125
mi/h (200 km/h) |
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Ambient
Temperature |
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-45o
to 60o |
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Relative
Humidity |
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10%
to 98% |
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Seismic
(Survival) |
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0.3G´s horizontal, |
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0.15G´s vertical |
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¡ùFor
2-port linear polarization, transmit/receive feed. Polarization is adjustable
over a range of 90 degrees with mechanical indicator. |
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3.7m EARTH STATION ANTENNA £¨Ring Focus£©
We have developed
the 3.7 meter C-band and Ku-band antennas with superior performance for
receiving only and satellite communication
transmitting/receiving applications.
The antennas meet the requirements for 2¡ãsatellite spacing
per FCC Docket 81-704 and INTELSAT specifications.
Options:
¡ùTwo port, three
port, four port Rx/Tx linear or and circular
polarized feeds.
Manual azimuth, elevation and polarization drive systems.
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¡¡ |