Attachment Sched S Tech Report

This document pretains to SAT-MOD-20190516-00039 for Modification on a Satellite Space Stations filing.

IBFS_SATMOD2019051600039_1695340

Approved by OMB 3060-0678 Estimated Burden: up to 80 hours April 2016 312 File Number: SATMOD2019051600039 Filing Description Question Response Description Silkwave Africa is applying to modify the Afristar-2 license to launch and operate the replacement L-Band satellite at 21E longitude orbital location

Satellite Question Response Information Select Orbit Type GSO Space Station or Satellite Network Name S2666 Estimated Lifetime of Satellite(s) From Date of Launch 15 Years Will the space station(s) operate on a Common Carrier basis? No

Operating Frequency Band Mode Frequency Nature of service Description (s) Type Bands (2) Other Satellite Service (please BSS 7025.0 MHz Receive specify) (Sound) -7075.0 MHz Other Satellite Service (please BSS 1452.0 MHz Transmit specify) (Sound) -1492.0 MHz

Orbital Section Question Response Information For Geostationary Orbital Longitude Information Orbital Longitude 21.0 Satellites degrees Hemisphere of Orbital E Longitude Longitudinal Tolerance or East Toward West 0.05 /West Station-Keeping degrees Toward East 0.05 degrees Inclination Excursion or North Inclination Excursion or North 0.1 /South Station-Keeping /South Station-Keeping degrees Tolerance Tolerance Antenna Axis Attitude Accuracy Roll 0.1 degrees Pitch 0.1 degrees Yaw 0.1 degrees

Receiving Question Response Beams 1: Beam ID X1 Receive Beam Frequency 7025.0 MHz -7075.0 MHz Beam Type Spot Polarization LHCP Peak Gain 30.0 dBi Antenna Pointing Error 0.12 degrees Antenna Rotational Error 0.0 degrees Polarization Switchable Yes Polarization Alignment Relative to the Equatorial 45.0 degrees Plane G/T at Max. Gain Point 4.0 dB/K Min. Saturation Flux Density -115.0 dBW/m2 Max. Saturation Flux Density -70.0 dBW/m2 Co- or Cross Polar Mode C Service Area Description Uplink area description Receiving Question Response Beams 2: Beam ID X2 Receive Beam Frequency 7025.0 MHz -7075.0 MHz Beam Type Spot Polarization LHCP Peak Gain 30.0 dBi Antenna Pointing Error 0.12 degrees Antenna Rotational Error 0.0 degrees

Polarization Switchable Yes Polarization Alignment Relative to the Equatorial 45.0 degrees Plane G/T at Max. Gain Point 4.0 dB/K Min. Saturation Flux Density -115.0 dBW/m2 Max. Saturation Flux Density -70.0 dBW/m2 Co- or Cross Polar Mode C Service Area Description Uplink area description

Receiving Center Channels (3) Channel Channel Frequency s Feeder Link, Service ID Bandwidth (MHz) (MHz) Link or TT&C 3 1.0 7074.0 TT&C 1 50.0 7050.0 Feeder Link 2 1.0 7072.0 TT&C

Transmitting Question Response Beams 1: Beam ID L1 Transmit Beam Frequency 1452.0 MHz -1492.0 MHz Beam Type Spot Polarization LHCP Peak Gain 30.0 dBi Antenna Pointing Error 0.12 degrees Antenna Rotational Error 0.0 degrees Polarization Switchable Polarization Alignment Relative to the Equatorial 45.0 degrees Plane Max. Transmit EIRP Density -5.9 dBW/Hz Max. Transmit EIRP 69.7 dBW Co- or Cross Polar Mode C Service Area Description L-Band transmit service area Max. Power Flux Density * 10° - * 15° - * 20° - * 25° - * 0° - 5° * 5° - 10° 15° 20° 25° 90° * (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 BW: /BW): /BW): /BW): /BW): /BW): /BW): 1.0 -161.0 -152.0 -144.0 -140.0 -136.0 -130.0 MHz Transmitting Question Response Beams 2: Beam ID L2 Transmit Beam Frequency 1452.0 MHz -1492.0 MHz

Beam Type Spot Polarization LHCP Peak Gain 30.0 dBi Antenna Pointing Error 0.12 degrees Antenna Rotational Error 0.0 degrees Polarization Switchable Polarization Alignment Relative to the Equatorial 45.0 degrees Plane Max. Transmit EIRP Density -5.9 dBW/Hz Max. Transmit EIRP 69.7 dBW Co- or Cross Polar Mode C Service Area Description L-Band Service area Max. Power Flux Density * 10° - * 15° - * 20° - * 25° - * 0° - 5° * 5° - 10° 15° 20° 25° 90° * (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 BW: /BW): /BW): /BW): /BW): /BW): /BW): 1.0 -161.0 -152.0 -144.0 -140.0 -136.0 -130.0 MHz Transmitting Question Response Beams 3: Beam ID L3 Transmit Beam Frequency 1452.0 MHz -1492.0 MHz Beam Type Spot Polarization LHCP Peak Gain 30.0 dBi Antenna Pointing Error 0.12 degrees

Antenna Rotational Error 0.0 degrees Polarization Switchable Polarization Alignment Relative to the Equatorial 45.0 degrees Plane Max. Transmit EIRP Density -5.9 dBW/Hz Max. Transmit EIRP 69.7 dBW Co- or Cross Polar Mode C Service Area Description L-Band Service area Max. Power Flux Density * 10° - * 15° - * 20° - * 25° - * 0° - 5° * 5° - 10° 15° 20° 25° 90° * (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 BW: /BW): /BW): /BW): /BW): /BW): /BW): 1.0 -161.0 -152.0 -144.0 -140.0 -136.0 -130.0 MHz Transmitting Question Response Beams 4: Beam ID L4 Transmit Beam Frequency 1452.0 MHz -1492.0 MHz Beam Type Spot Polarization LHCP Peak Gain 30.0 dBi Antenna Pointing Error 0.12 degrees Antenna Rotational Error 0.0 degrees Polarization Switchable Polarization Alignment Relative to the Equatorial 45.0 degrees Plane Max. Transmit EIRP Density -5.9 dBW/Hz

Max. Transmit EIRP 69.7 dBW Co- or Cross Polar Mode C Service Area Description L-Band Service area Max. Power Flux Density * 10° - * 15° - * 20° - * 25° - * 0° - 5° * 5° - 10° 15° 20° 25° 90° * (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 BW: /BW): /BW): /BW): /BW): /BW): /BW): 1.0 -161.0 -152.0 -144.0 -140.0 -136.0 -130.0 MHz Transmitting Question Response Beams 5: Beam ID L5 Transmit Beam Frequency 1452.0 MHz -1492.0 MHz Beam Type Spot Polarization LHCP Peak Gain 30.0 dBi Antenna Pointing Error 0.12 degrees Antenna Rotational Error 0.0 degrees Polarization Switchable Polarization Alignment Relative to the Equatorial 45.0 degrees Plane Max. Transmit EIRP Density -5.9 dBW/Hz Max. Transmit EIRP 69.7 dBW Co- or Cross Polar Mode C Service Area Description Max. Power Flux Density

* 10° - * 15° - * 20° - * 25° - * 0° - 5° * 5° - 10° 15° 20° 25° 90° * (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 BW: /BW): /BW): /BW): /BW): /BW): /BW): 1.0 -161.0 -152.0 -144.0 -140.0 -136.0 -130.0 MHz Transmitting Question Response Beams 6: Beam ID L6 Transmit Beam Frequency 1452.0 MHz -1492.0 MHz Beam Type Spot Polarization LHCP Peak Gain 30.0 dBi Antenna Pointing Error 0.12 degrees Antenna Rotational Error 0.0 degrees Polarization Switchable Polarization Alignment Relative to the Equatorial 45.0 degrees Plane Max. Transmit EIRP Density -5.9 dBW/Hz Max. Transmit EIRP 69.7 dBW Co- or Cross Polar Mode C Service Area Description Max. Power Flux Density * 10° - * 15° - * 20° - * 25° - * 0° - 5° * 5° - 10° 15° 20° 25° 90° * (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 BW: /BW): /BW): /BW): /BW): /BW): /BW): 1.0 -161.0 -152.0 -144.0 -140.0 -136.0 -130.0 MHz

Transmitting Question Response Beams 7: Beam ID L7 Transmit Beam Frequency 1452.0 MHz -1492.0 MHz Beam Type Spot Polarization LHCP Peak Gain 30.0 dBi Antenna Pointing Error 0.12 degrees Antenna Rotational Error 0.0 degrees Polarization Switchable Polarization Alignment Relative to the Equatorial 45.0 degrees Plane Max. Transmit EIRP Density -5.9 dBW/Hz Max. Transmit EIRP 69.7 dBW Co- or Cross Polar Mode C Service Area Description Max. Power Flux Density * 10° - * 15° - * 20° - * 25° - * 0° - 5° * 5° - 10° 15° 20° 25° 90° * (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 BW: /BW): /BW): /BW): /BW): /BW): /BW): 1.0 -161.0 -152.0 -144.0 -140.0 -136.0 -130.0 MHz Transmitting Question Response Beams 8: Beam ID L8 Transmit Beam Frequency 1452.0 MHz -1492.0 MHz

Beam Type Spot Polarization LHCP Peak Gain 30.0 dBi Antenna Pointing Error 0.12 degrees Antenna Rotational Error 0.0 degrees Polarization Switchable Polarization Alignment Relative to the Equatorial 45.0 degrees Plane Max. Transmit EIRP Density -5.9 dBW/Hz Max. Transmit EIRP 69.7 dBW Co- or Cross Polar Mode C Service Area Description Max. Power Flux Density * 10° - * 15° - * 20° - * 25° - * 0° - 5° * 5° - 10° 15° 20° 25° 90° * (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 (dbW/m2 BW: /BW): /BW): /BW): /BW): /BW): /BW): 1.0 -161.0 -152.0 -144.0 -140.0 -136.0 -130.0 MHz

Transmitting Center Channels (3) Channel Channel Frequency s Feeder Link, Service ID Bandwidth (MHz) (MHz) Link or TT&C 3 1.0 1491.0 TT&C 1 25.0 1479.5 Service Link 2 1.0 1453.0 TT&C

Certification Question Response Questions Are the applicable service area Yes coverage requirements of 25.143(b)(2) (ii) and (iii), or 25.144(a)(3)(i), or 25.145 (c)(1) and (2), or 25.146(i)(1) and (2), or 25.148(c), or 25.225 met? Are the applicable frequency Yes tolerances of 25.202(e) and out-of- band emission limits of 25.202(f)(1),(2), and (3) met? Are the cessation of emissions Yes requirements of 25.207 met? Are the applicable power-flux-density Yes limits of 25.208 met, and is the appropriate technical showing provided within the application? For NGSO applications, are the N/A applicable equivalent-power-flux- density limits of 25.208 met, and is the appropriate technical showing provided within the application? Are the applicable full-frequency-reuse Yes requirements of 25.210 met? If the application is for a 17/24 GHz No BSS space station, will it be operated at an offset location with full power and interference protection in accordance with 25.262(b)?

Attachments Attachment File Name Beam Field Type Description X-band.gxt X2 GSO Antenna GXT file (*. X2 Uplink Gain Contour Data gxt) Antenna Data L-band-1.gxt L1 GSO Antenna GXT file (*. L1 Transmit Gain Contour Data gxt) beam X-band.gxt X1 GSO Antenna GXT file (*. X1 Uplink Gain Contour Data gxt) Antenna Data X-Band Uplink X1 Service Area PDF file (*. Uplink area Service Area.pdf Diagram pdf) X-Band Uplink X2 Service Area PDF file (*. Uplink area Service Area.pdf Diagram pdf) L Band Service L1 GSO Antenna PDF file (*. L-Band Area Diagram.pdf Gain Contour Data pdf) transmit service area L-band-2.gxt L2 GSO Antenna GXT file (*. L2 Transmit Gain Contour Data gxt) beam L Band Service L2 GSO Antenna PDF file (*. L-Band Area Diagram.pdf Gain Contour Data pdf) Service area L Band Service L2 GSO Antenna PDF file (*. L-Band Area Diagram.pdf Gain Contour Data pdf) Service Area L-band-3.gxt L3 GSO Antenna GXT file (*. L3 Transmit Gain Contour Data gxt) beam L Band Service L3 GSO Antenna PDF file (*. L-Band Area Diagram.pdf Gain Contour Data pdf) Service area L-band-4.gxt L4 GSO Antenna GXT file (*. L4 transmit Gain Contour Data gxt) beam L Band Service L4 Service Area PDF file (*. L-Band Area Diagram.pdf Diagram pdf) Service area L Band Service L5 Service Area PDF file (*. L5 Service Area Diagram.pdf Diagram pdf) area L-band-5.gxt L5 GSO Antenna GXT file (*. L5 Transmit Gain Contour Data gxt) beam

L-band-6.gxt L6 GSO Antenna GXT file (*. L6 Transmit Gain Contour Data gxt) beam L Band Service L6 Service Area PDF file (*. L6 Service Area Diagram.pdf Diagram pdf) Area L-band-7.gxt L7 GSO Antenna GXT file (*. L7 Transmit Gain Contour Data gxt) beam L Band Service L7 Service Area PDF file (*. L7 Service Area Diagram.pdf Diagram pdf) area L-band-8.gxt L8 GSO Antenna GXT file (*. L8 Transmit Gain Contour Data gxt) beam L Band Service L8 Service Area PDF file (*. L8 Service Area Diagram.pdf Diagram pdf) area


Document Created: 2019-05-23 15:17:09
Document Modified: 2019-05-23 15:17:09
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