7.3m Ring-Focus Antenna, PERFORMANCE SPECIFICATIONS
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Model No. SA-7.3TK/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) |
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48.2 |
51.5 |
57.3 |
58.9 |
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VSWR |
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1.25:1 |
1.25:1 |
1.25:1 |
1.25:1 |
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Beamwidth:-3dB |
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0.74¡ã |
0.49¡ã |
0.24 |
0.20 |
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-15dB |
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1.48¡ã |
0.98¡ã |
0.49 |
0.40 |
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Antenna
Noise Temperature (k¡ã) |
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2
/4 Port Feed |
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2
/4 Port Feed |
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10¡ãElevation |
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36/43 |
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60/66 |
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20¡ãElevation |
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28/35 |
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50/66 |
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40¡ãElevation |
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25/32 |
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48/52 |
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Power
Handing Capability |
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5
kw/port |
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1kw/port |
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Feed
interface |
CPR-229G |
CPR-159G/137G |
WR-75 |
WR-75 |
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Feed
insertion Loss(dB£© |
0.25/0.3 |
0.2 |
0.4/0.45 |
0.4 |
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Port-port isolation |
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Tx ¨CRx |
85dB |
85dB |
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Rx-Rx,
Tx-Tx
linear |
30dB |
30dB |
30 |
30 |
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Tx-Tx Rx-Rx
Circular |
21dB |
21dB |
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Cross
Polarization Isolation (on axis) |
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35dB |
35dB |
35 |
35 |
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1.8/0.5dB |
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Axial ratio, dB (Ratio) ¡ù |
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1.8/0.5dB |
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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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¡À90¡ã |
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Elevation
Travel |
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0¡ãto 90¡ã |
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Installation
Hardware |
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Polarization
Travel Rate |
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1¡ã/s |
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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(97km/h) |
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125
mi/h(200km/h) |
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Survival
Winds (Any position) |
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-45¡ãto 60¡ã |
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Ambient
Temperature |
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10%
to 98% |
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Relative
Humidity |
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0.3Gs
horizontal |
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Seismic
(Survival) |
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0.15G´s vertical |
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©~For
2-port linear polarization, transmit/receive feed. Polarization is adjustable
over a range of 90 degrees with mechanical indicator. |
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7.3m EARTH STATION ANTENNA £¨Ring Focus£©
We have developed the 7.3
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.
¡ù Motorization
azimuth, elevation and polarization drive systems
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