|
General Specifications |
|
Band |
C-band |
Ku-Band |
X-Band |
|
Transmit Frequency Range |
5.85 - 6.425 GHz |
13.75 - 14.5 GHz |
7.9-8.4 GHz |
|
(other bands available) |
|
|
|
|
Midband Gain |
56.2 dBi |
63.3 dBi |
58.6 dBi |
|
Receive Frequency Range |
3.625 - 4.2 GHz |
10.7 - 12.75 GHz |
7.25-7.75 |
|
(other bands available) |
|
|
|
|
Midband Gain |
52.3 dBi |
61.7 dBi |
57.9 dBi |
|
Noise Temperature |
41 K typ @ 10°EL |
78 K @ 10°EL typ |
55K @ 10º EL Type |
|
Ports / Polarization |
4 port circular or 4 port linear |
4 port linear |
2 or 4 port circular |
|
(2 port & rx-only available) |
4 port switchable linear/circular |
|
|
|
Polarization Rotation |
±95° min (linear antennas only) |
|
|
|
Polarization Isolation |
30.7 dB min (4 port circular feed) |
35 dB min |
25 dB min |
|
within 1 dB beamwidth |
|
|
|
|
Port to Port Isolation |
Tx to Rx 85 dB min |
Tx to Rx 85 dB min |
Tx to Rx 120 dB min |
|
|
Tx to Tx 23 dB min |
Tx to Tx 30 dB min |
Tx to Rx 30 dB min |
|
|
Rx to Rx 20 dB min |
Rx to Rx 30 dB min |
Tx to Rx 30 dB min |
|
|
(4 port circular feed) |
|
|
|
VSWR |
Tx 1.25:1 |
Tx 1.3:1 |
Tx 1.25:1 |
|
|
Rx 1.25:1 |
Rx 1.3:1 |
Rx 1.25:1 |
|
|
(4 port circular feed) |
|
|
|
Power Handling Capacity |
5 kW |
2 Kw (standard) |
3 kW (standard) |
|
Feed Flanges |
Tx CPR 137G |
Tx and Rx WR75 |
Tx and Rx WR75 |
|
|
Rx CPR 229G |
|
|
|
|
(4 port circular feed) |
|
|
|
Typical RF Specifications |
|
|
|
|
Geometry |
High efficiency dual shaped cassegrain design |
|
|
Feed Options |
Wideband corrugated horns for various frequencies |
|
|
Optimization |
Design to customer requirements-optimized for G/T or TX gain |
|
Mechanical Specifications |
|
|
|
|
Antenna Diameter |
12m |
|
|
|
Antenna Type |
Cassegrain |
|
|
|
Elevation Travel |
5°-90° |
|
|
|
Azimuth Travel |
+/- 270° Continuous |
|
|
|
Drive System: Elevation |
Ball Screw Actuator with redundant brake |
|
|
Drive System: Azimuth |
Torque biased dual pinion drive |
|
|
Mount Type |
Full Motion |
|
|
|
Mount material and finish |
Steel, painted white |
|
|
|
Structure material and finish |
Aluminium, painted white as required |
|
|
Reflector material and finish |
Aluminium, painted white |
|
|
|
Environmental Specifications |
Standard |
Metric |
|
Operational Winds |
35 mph, Drive to stow 50mph |
57 kph, Drive to stow 82 kph |
|
Survival Winds |
100 mph at Stow |
163 kph at Stow |
|
Ambient Temperature |
Operational: +5° to +122°F |
-15° to 50°C |
|
|
Survival: -22° to +140°F |
-30° to +60°C |
|
Rain |
Up to 4 in/h |
10 cm/h |
|
Relative Humidity |
0% to 100% with condensation |
|
|
Solar Radiation |
360 BTU/h/ft² |
1000 Kcal/h/m² |
|
Radial Ice (Survival) |
1 in all surfaces |
2.5 cm |
|
Shock and Vibration |
As occurred during shipment |
|
|
|
Corrosive Atmosphere |
As encountered in coastal regions and/or heavily industrialized areas |
|
Seismic (Survival) |
0.3 G’s Horizontal, 1.0 G’s vertical |
|
|
