Attachment C125M Specs

This document pretains to SES-MOD-20171114-01252 for Modification on a Satellite Earth Station filing.

IBFS_SESMOD2017111401252_1303476

C125M ANTENNA SPECIFICATIONS Exhibit #C Model C125M Ku-Band Antenna Technical Specifications Ku-Band 2-Port Linear Polarized Cross-pol Compensated Ku-Band 2-Port Non-Compensated Electrical Receive Transmit Receive Transmit Frequency (GHz) 10.700 - 12.750 13.750 - 14.500 10.700 - 12.750 13.750 - 14.500 Antenna Gain at Midband, dBi 41.70 43.40 42.00 43.40 VSWR 1.35:1 (16.5 dB) 1.30:1 (17.7 dB) 1.30:1 (17.7 dB) 1.30:1 (17.7 dB) Beamwidth (in degrees at midband) -3 dB 1.38 1.14 1.33 1.14 -15 dB 2.90 2.39 2.79 2.39 Sidelobe Performance Meets Eutelsat, FCC 25.209 or ITU-RS-580 Meets FCC 25.209 or ITU-RS-580 Antenna Noise Temperature 5° Elevation 72 K 71 K 10° Elevation 58 K 56 K 20° Elevation 51 K 49 K 40° Elevation 50 K 48 K Power Handling (total) 1 kW CW 1 kW CW Cross Polarization Isolation (minimum) On Axis 35 dB 35 dB 30 dB 30 dB Within 1.0 dB Beamwidth 27 dB 35 dB 27 dB 27 dB Port to Port Isolation (minimun) Rx/Tx (Rx frequency) 0 dB -30 dB 0 dB -30 dB Tx/Rx (Tx frequency) -85 dB 0 dB -85 dB 0 dB RF Specification 975-4457 975-4449 Mechanical Antenna Diameter 1.25 meters (4.1 ft) Antenna Type Single offset Reflector Construction Carbon fiber with white paint on surface Mount Type Elevation over azimuth Antenna Travel Elevation 5° - 90° of reflector boresight Azimuth ±200° continuous Stow Height 16.5 in (42 cm) Antenna Weight 140 lbs. (63.5 kg) Integration Capability 80 lbs. (36 kg) on feed boom, axis crossover for rack mounting Environmental Wind Performance (depending on vehicle capabilities) Pointing Loss of 0.8 dB 30 mph (48 km/h) gusting to 50 mph (80 km/h) Drive 50 mph (80 km/h) gusting to 65 mph (105 km/h) Survival 80 mph (128 km/h) any position 112 mph (180 km/h) at stow Temperature Range Operational -5° to +130° F (-20° to +55° C) Survival -40° to +140° F (-40° 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 (2.5 cm) Shock and vibration tolerant to conditions encountered during shipment by airplane, ship or truck. Atmospheric tolerant to conditions encountered in coastal regions and/ or heavily industrialized areas.


Document Created: 2017-11-14 12:35:41
Document Modified: 2017-11-14 12:35:41
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