Earth Station Antennas

11.0 Mtr Earth Station Antenna System offered by us is a Cassegrain Antenna system that is designed for high structural stability so as to achieve high accuracies in projecting as well as tracking, apart from ease in installation. Further, the Reflectors are doubly curved & form Optics with shaped Reflector, thus providing about 60% efficiency of aperture; combined with excellent side lobe level performance.

Its other specifications include:

• 60 Nos of panels in 3 rows mounted on 24 Nos of Radial trusses emanating from Central Hub
• Central Hub is spacious enough to accommodate Receive Electronics
• The Antenna meets latest Specs of ITU-RS-580

Mount is an Elevation over Azimuth available in 3 types. These include:

• A conical mount for 3600 rotation in segments of +200
• King Post Mount with 1100 continuous & 1800 in two positions type
• +3300 in Azimuth using a Slewing Ring gear with Bearings

Options:

• 2Port/4Port Linear/Circular Feed

• De-icing-for Reflector and Feed

• Step Track Mechanism using Antenna Control System, Beacon Receiver and Motor Controller

• Polarization Controller incorporated in A.C.U

• Turnkey Installations, Commissioning including Civil Foundation

9.3 Mtr. Earth Station Antenna is a Cassegrain type Antenna with Conical corrugated horn, sub reflector as well as main reflector made to shaped parabolic co- ordinates. It helps in offering excellent performance & can be used on C/Ext C/Ku Band frequencies.

The other specifications include:

• Antenna reflector has aluminium panels in 2 rows (12 panels in inner row and 24 panels in outer row) on 24 Nos of radial trusses that emanate from center hob
• Center hub is spacious enough to accommodate receive electronics
• Elevation over Azimuth mount [King Post Type] provides stiffness required for pointing accuracies, throughout Az/El travel
• Antenna mount is capable of rotating Antenna in 110 continuous, or 180 in 2 positions
• Another version of mount incorporating slewing ring bearing and gear gives continuous 330 rotations
• Antenna System meets latest Specs ofITU-RS-580 recommendations for Earth Station Antenna Systems

Options:

• 2 Port/ 4 Port Linear/Circular Feed

• De-icing for Reflector and Feed

• Step Track Mechanism using Antenna Control System, Beacon Receiver and Motor Controller

• Polarization Controller incorporated in A.C.U

• Turnkey Installations, Commissioning including Civil Foundation

7.5 Mtr Earth Station Antennas offered by us is designed for delivering high structural stability as well as pointing accuracies. These antennas can be used as rx & txirx applications in c/ext clku bands. Further, the antenna has elevation over azimuth type of mount that allows for easy pointing to any visible satellites within the geo-stationary arc.

Its other specifications include:

• Antenna has 11 0 continuous coverage in azimuth that is extendable to 180 in 2 positions
• Antenna withstands wind loads 100 kmph (operational) and 200 kmph survival
• Antenna reflector is of dual shaped cassegrain configuration emplacing corrugated conical feed hub and sub-reflector
• Meets gain and sidelobe specifications of interactional standards itu-rs-580
• 16 nos of high strength doubly curved aluminium panels placed on 16 radial trusses emanating from center hub constitutes reflector
• The hub can house receive /transmit electronics

6.3Mtr.CBand/ExtC Band/Ku Band Earth Station Antenna offered by us meets international specifications and can be deployed as Hub Station or as Receive only station. Its reflector consists of 16 Nos. of dual Shaped Panels that are placed over 16 Trusses emanating from Center Hub. Its other specifications include:

Specifications:

• Antenna features Shaped Cassegrain Paraboloid Configuration that has Conical Corrugated Horn, Sub- Reflector as well as Shaped Reflector
• The Center Hub is spacious to accommodate Receive as well as Transmit Electronics
• Antenna Mount configures Elevation over Azimuth King post type of mount that is capable of 1l0D continuous coverage in Azimuth extendable to 180 Din 2 positions
• Antenna withstands Wind load of 100 Kmph (Operational) and 200 Kmph in survival
• Antenna System meets latest Specs ofITU-RS-580 recommendations

Options:

• Feed 2 Port/4Port Linear/Circular Feed
• De-icing for Reflector & Feed
• Step Track Mechanism using Antenna Control System and Becon Receiver and Motor Controller
• Polarization Controller incorporated in A.C.U
• Turnkey Installations & Commissioning including Civil Foundation

• with 12 doubly curved panels mounted on 12 radial trusses, this antenna features gregorian configuration reflector that emanate from center hub and provides enough space for accommodating receive electronics
• antenna comes in 2 mount configurations so as to suit installation requirements
• standard version is an elevation over azimuth king post mount that can be installed on ground with 4 x4 xo. 5 mtr raft rcc foundation
• second configuration is an elevation over azimuth mount on non penetrating mount that can be installed on roof tops/ground
• cement concrete ballast of about 3 tonnes is to be placed over mount to restrict uplift
• antenna reflector & kingpost mount pedestal provide stiffness & pointing accuracies required for c/ku band operations
• antenna is designed for 110° continuous azimuth travel in one position
• non penetrating mount gives: t 300in each selected position & covers full ! 3600 rotation

Options:

• Prime focus / gregorian optics
• Feed 2 port / 4 port linear/circular feed
• De-icing for reflector / feed
• Step track mechanism using antenna control system, becon receiver and motor controller
• Polarization controller incorporated in a. C. U
• Turnkey installations, commissioning including civil foundation

The Reflector offered by us come in 3 versions. It includes:

• Prime Focus Aluminium reflector with prime focus feed
• Prime Focus Aluminium reflector with Gregorian feed
• Offset type with 4 segment GFRP reflector

Other Specifications:

• Antenna mount comes in 2 versions, penetrating type (Mostly used in Ground installations & other Non-penetrating type that can be mounted on roof tops or on ground)
• Cement concrete ballast of about 2000 Kgs is to be placed over base to resist uplift forces
• For Hub Applications, Gregorian configuration is supplied deliver high efficiency & better performance over normal VSAT Antennas

Options:

• Feed: Prime focus / Offset / Gregorian
• Motorisation
• Manual Step Track Controller
• Step Track Mechanism using Antenna Control System & Becon Receiver and Motor Controller
• Transportable Version available
• Turnkey Installations, Commissioning including Civil Foundation