Attachment Exhibit B

This document pretains to SES-AFS-20130920-00833 for Amendment Foreign Satellite App on a Satellite Earth Station filing.

IBFS_SESAFS2013092000833_1013349

Exhibit B Link Budgets and Coverage Maps

9-Sep-13 256ksps R1/2 HN INROUTE LINK BUDGET 11:14 AM Satellite: SatMex8 NAFTA 0.51m Remote in HELENA 7.6m hub in Germantown, MD SUMMARY BASELINE PARAMETERS Value Unit % Avail S/C Power Reqd/Crr 0.51 % % Xponder Bandwidth Reqd/Crr 4.00 % Carrier Info Rate 256 Kbps Clear Sky Link Margin 4.6 dB FEC Code Rate 0.500 Power Equivalent Bandwidth 0.18 MHz Crr Symbol Rate 256 Ksps Contract EIRP at reference contour 24.8 dBw CARRIER Cl Sky Reqd Ebi/No 2.5 dB LINK PERFORMANCE Cl Sky Up Fade Dn Fade Unit DATA No of bits/symbol 2.0 Bits Demod BT Product 1.00 Satellite SFD -91.2 -91.2 -91.2 dBW/m2 Spreading factor 4.00 Agg Input B.O. 10.0 10.0 10.0 dB Spread Bandwidth 1024 kHz Input Backoff/Crr 32.9 33.9 32.9 dB Crr Spacing Fctr 1.41 x Rs Crr Flux Density -124.1 -125.1 -124.1 dBW/m2 Carrier Spacing 1440 kHz Gain of a Sq meter 44.5 44.5 44.5 dBi Satellite SatMex8 NAFTA UPLINK Uplink Path Losses 207.4 208.4 207.4 dB Location -116.8 WL BUDGET Carrier Up EIRP 38.7 38.7 38.7 dBW Hub EIRP Contour 51.0 dBW Satellite G/T 2.0 2.0 2.0 dB/K Remote G/T Contour 2.0 dB/K Attn Setting 5.0 dB SATELLITE Xponder Gain 192.7 dB C/N Uplink 1.8 0.8 1.8 dB DATA SFD -91.2 dBW/m2 Xponder Bandwidth 36.0 MHz Saturation EIRP 51.0 51.0 51.0 dBW Agg Input BO 10.0 dB Agg Output B.O. 4.0 4.0 4.0 dB Agg Output BO 4.0 dB Output Backoff/Crr 26.9 27.9 26.9 dB Uplink Frequency 14.2500 GHz Carrier Dn EIRP 24.1 23.1 24.1 dBW Dnlink Frequency 11.4500 GHz DOWNLINK Dnlink Path Losses 205.9 205.9 210.7 dB Tx Antenna Dia 0.51 meters BUDGET Rx Pointing Losses 0.4 0.4 0.4 dB HPA Max Output Pwr 10.0 Watts Cl Sky E/S G/T 35.1 35.1 35.1 dB/K Degradation in G/T 0.0 0.0 4.1 dB Tx Antenna Gain 29.0 dBi Tx Pointing Losses 0.3 dB C/N Downlink 21.4 20.4 12.6 dB C/N Uplink 1.8 0.8 1.8 dB GROUND Rx Antenna Dia 7.6 meters C/N Downlink 21.4 20.4 12.6 dB SEGMENT Rx Antenna Effcy 56 % C/I Intermod (S/C) 47.9 47.9 47.9 dB DATA Rx Antenna Gain 56.7 dBi C/I Uplink Adj Sat 10.9 10.9 10.9 dB Rx Pointing Losses 0.4 dB COMPOSITE C/I Downlink Adj Sat 25.0 25.0 25.0 dB Pre LNA Losses 0.2 dB LINK C/I Xpol 21.1 21.1 19.5 dB LNA Noise Temp 80 K C/I Adjacent Carrier 17.0 17.0 17.0 dB Ant,etc Temp 45 K Cl Sky Noise Temp 125 K C/(Nu,d) 1.8 0.8 1.5 dB C/(Nu,d,ims/c) 1.8 0.8 1.5 dB Rx Clr Sky G/T 35.1 dB/K C/(Nu,d,im,i)Total 1.1 0.2 0.8 dB Uplink Rain Attn 1.0 dB LINK MARGIN 4.6 3.8 4.3 dB RAIN Dnlink Rain Attn 4.8 dB MARGINS Up Fade Pwr Cntrl 0.0 dB Symbol Rate 256 256 256 ksps Target Link Availability E-E 99.0 % FEC Code Rate 1/2 1/2 1/2 Tx E/S Location HELENA MODEM Minimum Ebi/No 2.5 2.5 2.5 dB Tx E/S Latitude 46.6 N Minimum Reqd Ebt/No -0.5 -0.5 -0.5 dB SITE Tx E/S Longitude -112.0 W 10*log(Rbt/Noise BW) -3.0 -3.0 -3.0 dB GEOGRAPHIC Tx E/S Elev Angle 36.2 deg Minimum Reqd C/N -3.5 -3.5 -3.5 dB DATA Rx E/S Location Germantown, MD RF Head Max Output Power 10.0 Watts Rx E/S Latitude 39.2 N Misc Feed Losses etc 0.0

Rx E/S Longitude -77.2 W EARTH E/S EIRP Reqd twds S/C 35.1 dBW Rx E/S Elev Angle 29.1 deg STATION (Note: reqd to achieve link margin) HPA Tx Pointing Losses 0.3 dB XPOL S/C Isolation 36.0 dB Max Clear Sky EIRP towards S/C 38.7 dBW ISOLATION Tx E/S Isolation 35.0 dB DATA Rx E/S Isolation 35.0 dB RF Head Output BO (Cl Sky) 0.0 dB Uplnk Free Sp Loss 207.1 dB MISC Dnlnk Free Sp Loss 205.4 dB Uplink Pwr Dens into Antenna -14.1 dBW/4kHz LOSSES Uplink Atmos Attn 0.2 dB PSD Limit for compliant antenna -14.0 dBW/4kHz Dnlink Atmos Attn 0.5 dB PSD Limit adjusted for sidelobes -14.0 dBW/4kHz

22-Aug-13 512ksps R1/2 HN INROUTE LINK BUDGET 03:19 PM Satellite: SatMex8 NAFTA 0.51m Remote in HELENA 7.6m hub in Germantown, MD SUMMARY BASELINE PARAMETERS Value Unit % Avail S/C Power Reqd/Crr 0.17 % % Xponder Bandwidth Reqd/Crr 4.00 % Carrier Info Rate 512 Kbps Clear Sky Link Margin 1.4 dB FEC Code Rate 0.500 Power Equivalent Bandwidth 0.06 MHz Crr Symbol Rate 512 Ksps Contract EIRP at reference contour 19.8 dBw CARRIER Cl Sky Reqd Ebi/No 2.5 dB LINK PERFORMANCE Cl Sky Up Fade Dn Fade Unit DATA No of bits/symbol 2.0 Bits Demod BT Product 1.00 Satellite SFD -86.2 -86.2 -86.2 dBW/m2 Spreading factor 2.00 Agg Input B.O. 10.0 10.0 10.0 dB Spread Bandwidth 1024 kHz Input Backoff/Crr 37.9 38.9 37.9 dB Crr Spacing Fctr 1.41 x Rs Crr Flux Density -124.1 -125.1 -124.1 dBW/m2 Carrier Spacing 1440 kHz Gain of a Sq meter 44.5 44.5 44.5 dBi Satellite SatMex8 NAFTA UPLINK Uplink Path Losses 207.4 208.4 207.4 dB Location -116.8 WL BUDGET Carrier Up EIRP 38.8 38.8 38.8 dBW Hub EIRP Contour 51.0 dBW Satellite G/T 2.0 2.0 2.0 dB/K Remote G/T Contour 2.0 dB/K Attn Setting 10.0 dB SATELLITE Xponder Gain 187.7 dB C/N Uplink 1.9 0.9 1.9 dB DATA SFD -86.2 dBW/m2 Xponder Bandwidth 36.0 MHz Saturation EIRP 51.0 51.0 51.0 dBW Agg Input BO 10.0 dB Agg Output B.O. 4.0 4.0 4.0 dB Agg Output BO 4.0 dB Output Backoff/Crr 31.9 32.9 31.9 dB Uplink Frequency 14.2500 GHz Carrier Dn EIRP 19.1 18.1 19.1 dBW Dnlink Frequency 11.4500 GHz DOWNLINK Dnlink Path Losses 205.9 205.9 210.7 dB Tx Antenna Dia 0.51 meters BUDGET Rx Pointing Losses 0.4 0.4 0.4 dB HPA Max Output Pwr 10.0 Watts Cl Sky E/S G/T 35.1 35.1 35.1 dB/K Degradation in G/T 0.0 0.0 4.1 dB Tx Antenna Gain 29.0 dBi Tx Pointing Losses 0.3 dB C/N Downlink 16.5 15.5 7.7 dB C/N Uplink 1.9 0.9 1.9 dB GROUND Rx Antenna Dia 7.6 meters C/N Downlink 16.5 15.5 7.7 dB SEGMENT Rx Antenna Effcy 56 % C/I Intermod (S/C) 16.0 16.0 16.0 dB DATA Rx Antenna Gain 56.7 dBi C/I Uplink Adj Sat 11.0 11.0 11.0 dB Rx Pointing Losses 0.4 dB COMPOSITE C/I Downlink Adj Sat 23.7 23.7 23.7 dB Pre LNA Losses 0.2 dB LINK C/I Xpol 16.2 16.2 11.6 dB LNA Noise Temp 80 K C/I Adjacent Carrier 17.0 17.0 17.0 dB Ant,etc Temp 45 K Cl Sky Noise Temp 125 K C/(Nu,d) 1.8 0.8 0.9 dB C/(Nu,d,ims/c) 1.6 0.6 0.8 dB Rx Clr Sky G/T 35.1 dB/K C/(Nu,d,im,i)Total 0.9 0.0 -0.1 dB Uplink Rain Attn 1.0 dB LINK MARGIN 1.4 0.5 0.5 dB RAIN Dnlink Rain Attn 4.8 dB MARGINS Up Fade Pwr Cntrl 0.0 dB Symbol Rate 512 512 512 ksps Target Link Availability E-E 99.0 % FEC Code Rate 1/2 1/2 1/2 Tx E/S Location HELENA MODEM Minimum Ebi/No 2.5 2.5 2.5 dB Tx E/S Latitude 46.6 N Minimum Reqd Ebt/No -0.5 -0.5 -0.5 dB SITE Tx E/S Longitude -112.0 W 10*log(Rbt/Noise BW) 0.0 0.0 0.0 dB GEOGRAPHIC Tx E/S Elev Angle 36.2 deg Minimum Reqd C/N -0.5 -0.5 -0.5 dB DATA Rx E/S Location Germantown, MD RF Head Max Output Power 25.0 Watts Rx E/S Latitude 39.2 N Misc Feed Losses etc 0.0

Rx E/S Longitude -77.2 W EARTH E/S EIRP Reqd twds S/C 38.5 dBW Rx E/S Elev Angle 29.1 deg STATION (Note: reqd to achieve link margin) HPA Tx Pointing Losses 0.3 dB XPOL S/C Isolation 36.0 dB Max Clear Sky EIRP towards S/C 38.8 dBW ISOLATION Tx E/S Isolation 35.0 dB DATA Rx E/S Isolation 35.0 dB RF Head Output BO (Cl Sky) 0.0 dB Uplnk Free Sp Loss 207.1 dB MISC Dnlnk Free Sp Loss 205.4 dB Uplink Pwr Dens into Antenna -14.0 dBW/4kHz LOSSES Uplink Atmos Attn 0.2 dB PSD Limit for compliant antenna -14.0 dBW/4kHz Dnlink Atmos Attn 0.5 dB

8/22/2013 HughesNet LINK BUDGET 3:23 PM Satellite: SatMex8 NAFTA 0.51 m Remote Located in HELENA Crr EIRP Density = 12.7 dBW/4 KHz BASELINE PARAMETERS Value Unit SUMMARY % Avail S/C Power Reqd/Crr 100.0 % % Xponder Bandwidth Reqd/Crr 100.0 % Carrier Info Rate 49640 Kbps Clear Sky Link Margin 1.0 dB Net FEC Code Rate 0.833 Power Equivalent Bandwidth 36.0 MHz Transmit Symbol Rate 30000 Ksps EIRP at 51.7 dBW reference contour 51.2 dBw CARRIER Cl Sky Reqd Es/No 5.4 dB LINK PERFORMANCE Cl Sky Up Fade Dn Fade Unit DATA No of bits/symbol 2.0 Bits Satellite SFD -94.2 -94.2 -94.2 dBW/m2 Demod BT Product 1.00 Agg Input B.O. 3.0 3.0 3.0 dB Crr Noise Bandwidth 30000 KHz Input Backoff/Crr 3.0 3.0 3.0 dB Carrier Spacing 36000 KHz Crr Flux Density -97.2 -97.2 -97.2 dBW/m2 Satellite SatMex8 NAFTA UPLINK Gain of a Sq meter 44.5 44.5 44.5 dBi Location -116.8 WL BUDGET Uplink Path Losses 208.0 215.7 208.0 dB EIRP Contour at Remote 49.0 dBW Carrier Up EIRP 66.2 74.0 66.2 dBW G/T Contour at Hub 5.0 dB/K Satellite G/T 5.0 5.0 5.0 dB/K Attn Setting 5.0 dB SATELLITE Xponder Gain 190.2 dB C/N Uplink 17.1 17.1 17.1 dB DATA SFD -94.2 dBW/m2 EIRP Contour 49.0 49.0 49.0 dBW Xponder Bandwidth 36.0 MHz Agg Output B.O. 0.5 0.5 0.5 dB Agg Input BO 3.0 dB Output Backoff/Crr 0.5 0.5 0.5 dB Agg Output BO 0.5 dB Carrier Dn EIRP 48.5 48.5 48.5 dBW Uplink Frequency 14.250 GHz DOWNLINK Dnlink Path Losses 205.4 205.4 205.7 dB Dnlink Frequency 11.450 GHz BUDGET Rx Pointing Losses 0.2 0.2 0.2 dB Tx Antenna Dia 7.6 meters Cl Sky E/S G/T 11.0 11.0 11.0 dB/K HPA Max Output Pwr 250.0 Watts Degradation in G/T 0.0 0.0 0.7 dB Waveguide Losses 2.0 dB Tx Antenna Gain 59.3 dBi Tx Pointing Losses 0.6 dB C/N Downlink 7.7 7.7 6.8 dB Max EIRP Toward S/C 80.7 dB C/N Uplink 17.1 17.1 17.1 dB GROUND C/N Downlink 7.7 7.7 6.8 dB SEGMENT Rx Antenna Dia 0.51 meters C/I Intermod (S/C) 99.0 99.0 99.0 dB DATA C/I Uplink Adj Sat 27.5 27.5 27.5 dB Rx Antenna Gain 30.8 dBi COMPOSITE C/I Dnlink Adj Sat 15.7 15.7 15.7 dB Rx Pointing Losses 0.2 dB LINK C/I Xpol 18.4 15.4 18.4 dB Pre LNA Losses 0.3 dB C/I Intermod (E/S) 33.5 18.0 33.5 dB LNA Noise Temp 43 K Ant,etc Temp 28 K C/(Nu,d) 7.3 7.3 6.4 dB Cl Sky Noise Temp 71 K C/(Nu,d,ims/c) 7.3 7.3 6.4 dB Rx Clr Sky G/T 11.0 dB/K C/(Nu,d,im,i)Total 6.4 5.8 5.7 dB Uplink Rain Attn 7.7 dB LINK MARGIN 1.0 0.4 0.3 dB RAIN Dnlink Rain Attn 0.2 dB Modulation QPSK QPSK QPSK MARGINS Up Fade Pwr Cntrl 7.7 dB FEC Rate 5/6 5/6 5/6 Target Link Availability E-E 98.95 % Minimum Reqd Ebi/No 3.2 3.2 3.2 dB Tx E/S Location Germantown, MD MODEM Tx E/S Latitude 39.2 N 10*log(Rbt/Noise BW) 3.0 3.0 3.0 dB SITE Tx E/S Longitude -77.2 W Minimum Reqd C/N 5.4 5.4 5.4 dB GEOGRAPHIC Tx E/S Elev Angle 29 deg E/S EIRP/Crr Reqd (Cl Sky) 66.2 dBW DATA Tx Gain - Pointing Loss 58.7 dB Rx E/S Location HELENA EARTH Waveguide Losses 2.0 dB Rx E/S Latitude 46.6 N STATION Tx Power Reqd/Cxr (clear sky) 9.6 dBW

Rx E/S Longitude -112.0 W HPA 9.0 watts Rx E/S Elev Angle 36.2 deg Uplink Power Control 7.7 dB XPOL S/C Isolation 36.0 dB TX Power Reqd/Cxr (full UPC) 17.3 dBW ISOLATION Tx E/S Isolation 35.0 dB 53.7 watts DATA Rx E/S Isolation 20.0 dB Uplnk Free Sp Loss 207.3 dB Dnlink EIRP Dens @ Beam Peak (51.7 dBW) 12.7 dBW/4KHz MISC Dnlnk Free Sp Loss 205.2 dB LOSSES Uplink Atmos Attn 0.7 dB Dnlink Atmos Attn 0.2 dB


13-Sep-13 256ksps R1/2 HN INROUTE LINK BUDGET 10:56 AM Satellite: T14R K32U 0.51m Remote in San Juan 7.6m hub in Germantown, MD SUMMARY BASELINE PARAMETERS Value Unit % Avail S/C Power Reqd/Crr 0.31 % % Xponder Bandwidth Reqd/Crr 4.00 % Carrier Info Rate 256 Kbps Clear Sky Link Margin 4.4 dB FEC Code Rate 0.500 Power Equivalent Bandwidth 0.11 MHz Crr Symbol Rate 256 Ksps Contract EIRP at reference contour 19.2 dBw CARRIER Cl Sky Reqd Ebi/No 2.1 dB LINK PERFORMANCE Cl Sky Up Fade Dn Fade Unit DATA No of bits/symbol 2.0 Bits Demod BT Product 1.00 Satellite SFD -90.0 -90.0 -90.0 dBW/m2 Spreading factor 4.00 Agg Input B.O. 8.7 8.7 8.7 dB Spread Bandwidth 1024 kHz Input Backoff/Crr 33.8 34.8 33.8 dB Crr Spacing Fctr 1.41 x Rs Crr Flux Density -123.8 -124.8 -123.8 dBW/m2 Carrier Spacing 1440 kHz Gain of a Sq meter 44.4 44.4 44.4 dBi Satellite T14R K32U UPLINK Uplink Path Losses 206.9 207.9 206.9 dB Location -63.0 WL BUDGET Carrier Up EIRP 38.7 38.7 38.7 dBW Hub EIRP Contour 49.0 dBW Satellite G/T 2.0 2.0 2.0 dB/K Remote G/T Contour 2.0 dB/K Attn Setting 16.0 dB SATELLITE Xponder Gain 185.4 dB C/N Uplink 2.2 1.2 2.2 dB DATA SFD -90.0 dBW/m2 Xponder Bandwidth 36.0 MHz Saturation EIRP 49.0 49.0 49.0 dBW Agg Input BO 8.7 dB Agg Output B.O. 6.7 6.7 6.7 dB Agg Output BO 6.7 dB Output Backoff/Crr 31.8 32.8 31.8 dB Uplink Frequency 14.0600 GHz Carrier Dn EIRP 17.2 16.2 17.2 dBW Dnlink Frequency 11.7600 GHz DOWNLINK Dnlink Path Losses 205.7 205.7 209.8 dB Tx Antenna Dia 0.51 meters BUDGET Rx Pointing Losses 0.4 0.4 0.4 dB HPA Max Output Pwr 25.0 Watts Cl Sky E/S G/T 37.7 37.7 37.7 dB/K Degradation in G/T 0.0 0.0 4.9 dB Tx Antenna Gain 28.9 dBi Tx Pointing Losses 0.3 dB C/N Downlink 17.2 16.2 8.2 dB C/N Uplink 2.2 1.2 2.2 dB GROUND Rx Antenna Dia 7.6 meters C/N Downlink 17.2 16.2 8.2 dB SEGMENT Rx Antenna Effcy 62 % C/I Intermod (S/C) 8.1 8.1 8.1 dB DATA Rx Antenna Gain 57.4 dBi C/I Uplink Adj Sat 11.5 11.5 11.5 dB Rx Pointing Losses 0.4 dB COMPOSITE C/I Downlink Adj Sat 25.3 25.3 25.3 dB Pre LNA Losses 0.1 dB LINK C/I Xpol 15.5 15.5 19.3 dB LNA Noise Temp 40 K C/I Adjacent Carrier 17.0 17.0 17.0 dB Ant,etc Temp 45 K Cl Sky Noise Temp 85 K C/(Nu,d) 2.1 1.1 1.3 dB C/(Nu,d,ims/c) 1.1 0.3 0.4 dB Rx Clr Sky G/T 37.7 dB/K C/(Nu,d,im,i)Total 0.5 -0.2 0.0 dB Uplink Rain Attn 1.0 dB LINK MARGIN 4.4 3.7 3.9 dB RAIN Dnlink Rain Attn 4.1 dB MARGINS Up Fade Pwr Cntrl 0.0 dB Symbol Rate 256 256 256 ksps Target Link Availability E-E 99.0 % FEC Code Rate 1/2 1/2 1/2 Tx E/S Location San Juan MODEM Minimum Ebi/No 2.1 2.1 2.1 dB Tx E/S Latitude 18.5 N Minimum Reqd Ebt/No -0.9 -0.9 -0.9 dB SITE Tx E/S Longitude -66.1 W 10*log(Rbt/Noise BW) -3.0 -3.0 -3.0 dB GEOGRAPHIC Tx E/S Elev Angle 68.0 deg Minimum Reqd C/N -3.9 -3.9 -3.9 dB DATA Rx E/S Location Germantown, MD RF Head Max Output Power 25.0 Watts Rx E/S Latitude 39.2 N Misc Feed Losses etc 0.0

Rx E/S Longitude -77.2 W EARTH E/S EIRP Reqd twds S/C 35.3 dBW Rx E/S Elev Angle 42.3 deg STATION (Note: reqd to achieve link margin) HPA Tx Pointing Losses 0.3 dB XPOL S/C Isolation 36.0 dB Max Clear Sky EIRP towards S/C 38.7 dBW ISOLATION Tx E/S Isolation 35.0 dB DATA Rx E/S Isolation 35.0 dB RF Head Output BO (Cl Sky) 3.9 dB Uplnk Free Sp Loss 206.6 dB MISC Dnlnk Free Sp Loss 205.4 dB Uplink Pwr Dens into Antenna -14.0 dBW/4kHz LOSSES Uplink Atmos Attn 0.4 dB Dnlink Atmos Attn 0.4 dB

13-Sep-13 512ksps R1/2 HN INROUTE LINK BUDGET 10:56 AM Satellite: T14R K32U 0.51m Remote in San Juan 7.6m hub in Germantown, MD SUMMARY BASELINE PARAMETERS Value Unit % Avail S/C Power Reqd/Crr 0.31 % % Xponder Bandwidth Reqd/Crr 4.00 % Carrier Info Rate 512 Kbps Clear Sky Link Margin 1.7 dB FEC Code Rate 0.500 Power Equivalent Bandwidth 0.11 MHz Crr Symbol Rate 512 Ksps Contract EIRP at reference contour 19.2 dBw CARRIER Cl Sky Reqd Ebi/No 2.5 dB LINK PERFORMANCE Cl Sky Up Fade Dn Fade Unit DATA No of bits/symbol 2.0 Bits Demod BT Product 1.00 Satellite SFD -90.0 -90.0 -90.0 dBW/m2 Spreading factor 2.00 Agg Input B.O. 8.7 8.7 8.7 dB Spread Bandwidth 1024 kHz Input Backoff/Crr 33.8 34.8 33.8 dB Crr Spacing Fctr 1.41 x Rs Crr Flux Density -123.8 -124.8 -123.8 dBW/m2 Carrier Spacing 1440 kHz Gain of a Sq meter 44.4 44.4 44.4 dBi Satellite T14R K32U UPLINK Uplink Path Losses 206.9 207.9 206.9 dB Location -63.0 WL BUDGET Carrier Up EIRP 38.7 38.7 38.7 dBW Hub EIRP Contour 49.0 dBW Satellite G/T 2.0 2.0 2.0 dB/K Remote G/T Contour 2.0 dB/K Attn Setting 16.0 dB SATELLITE Xponder Gain 185.4 dB C/N Uplink 2.2 1.2 2.2 dB DATA SFD -90.0 dBW/m2 Xponder Bandwidth 36.0 MHz Saturation EIRP 49.0 49.0 49.0 dBW Agg Input BO 8.7 dB Agg Output B.O. 6.7 6.7 6.7 dB Agg Output BO 6.7 dB Output Backoff/Crr 31.8 32.8 31.8 dB Uplink Frequency 14.0600 GHz Carrier Dn EIRP 17.2 16.2 17.2 dBW Dnlink Frequency 11.7600 GHz DOWNLINK Dnlink Path Losses 205.7 205.7 209.8 dB Tx Antenna Dia 0.51 meters BUDGET Rx Pointing Losses 0.4 0.4 0.4 dB HPA Max Output Pwr 25.0 Watts Cl Sky E/S G/T 35.4 35.4 35.4 dB/K Degradation in G/T 0.0 0.0 3.8 dB Tx Antenna Gain 28.9 dBi Tx Pointing Losses 0.3 dB C/N Downlink 14.9 13.9 7.0 dB C/N Uplink 2.2 1.2 2.2 dB GROUND Rx Antenna Dia 7.6 meters C/N Downlink 14.9 13.9 7.0 dB SEGMENT Rx Antenna Effcy 56 % C/I Intermod (S/C) 33.4 33.4 33.4 dB DATA Rx Antenna Gain 56.9 dBi C/I Uplink Adj Sat 11.5 11.5 11.5 dB Rx Pointing Losses 0.4 dB COMPOSITE C/I Downlink Adj Sat 20.9 20.9 20.9 dB Pre LNA Losses 0.2 dB LINK C/I Xpol 15.5 15.5 16.3 dB LNA Noise Temp 80 K C/I Adjacent Carrier 17.0 17.0 17.0 dB Ant,etc Temp 45 K Cl Sky Noise Temp 125 K C/(Nu,d) 2.0 1.0 1.0 dB C/(Nu,d,ims/c) 2.0 1.0 1.0 dB Rx Clr Sky G/T 35.4 dB/K C/(Nu,d,im,i)Total 1.2 0.4 0.4 dB Uplink Rain Attn 1.0 dB LINK MARGIN 1.7 0.9 0.9 dB RAIN Dnlink Rain Attn 4.1 dB MARGINS Up Fade Pwr Cntrl 0.0 dB Symbol Rate 512 512 512 ksps Target Link Availability E-E 99.0 % FEC Code Rate 1/2 1/2 1/2 Tx E/S Location San Juan MODEM Minimum Ebi/No 2.5 2.5 2.5 dB Tx E/S Latitude 18.5 N Minimum Reqd Ebt/No -0.5 -0.5 -0.5 dB SITE Tx E/S Longitude -66.1 W 10*log(Rbt/Noise BW) 0.0 0.0 0.0 dB GEOGRAPHIC Tx E/S Elev Angle 68.0 deg Minimum Reqd C/N -0.5 -0.5 -0.5 dB DATA Rx E/S Location Germantown, MD RF Head Max Output Power 25.0 Watts Rx E/S Latitude 39.2 N Misc Feed Losses etc 0.0

Rx E/S Longitude -77.2 W EARTH E/S EIRP Reqd twds S/C 38.1 dBW Rx E/S Elev Angle 42.3 deg STATION (Note: reqd to achieve link margin) HPA Tx Pointing Losses 0.3 dB XPOL S/C Isolation 36.0 dB Max Clear Sky EIRP towards S/C 38.7 dBW ISOLATION Tx E/S Isolation 35.0 dB DATA Rx E/S Isolation 35.0 dB RF Head Output BO (Cl Sky) 3.9 dB Uplnk Free Sp Loss 206.6 dB MISC Dnlnk Free Sp Loss 205.4 dB Uplink Pwr Dens into Antenna -14.0 dBW/4kHz LOSSES Uplink Atmos Attn 0.4 dB Dnlink Atmos Attn 0.4 dB

9/13/2013 HughesNet LINK BUDGET 11:15 AM Satellite: T14R K32U 0.51 m Remote Located in San Juan Crr EIRP Density = 8.0 dBW/4 KHz BASELINE PARAMETERS Value Unit SUMMARY % Avail S/C Power Reqd/Crr 32.3 % % Xponder Bandwidth Reqd/Crr 18.8 % Carrier Info Rate 4944 Kbps Clear Sky Link Margin 2.0 dB Net FEC Code Rate 0.500 Power Equivalent Bandwidth 11.6 MHz Transmit Symbol Rate 5000 Ksps EIRP at 51.0 dBW reference contour 39.4 dBw CARRIER Cl Sky Reqd Es/No 1.2 dB LINK PERFORMANCE Cl Sky Up Fade Dn Fade Unit DATA No of bits/symbol 2.0 Bits Satellite SFD -92.0 -92.0 -92.0 dBW/m2 Demod BT Product 1.00 Agg Input B.O. 8.7 8.7 8.7 dB Crr Noise Bandwidth 5000 KHz Input Backoff/Crr 13.6 13.6 13.6 dB Carrier Spacing 6750 KHz Crr Flux Density -105.6 -105.6 -105.6 dBW/m2 Satellite T14R K32U UPLINK Gain of a Sq meter 44.4 44.4 44.4 dBi Location -63.0 WL BUDGET Uplink Path Losses 207.4 213.5 207.4 dB EIRP Contour at Remote 49.0 dBW Carrier Up EIRP 57.3 63.5 57.3 dBW G/T Contour at Hub 4.0 dB/K Satellite G/T 4.0 4.0 4.0 dB/K Attn Setting 16.0 dB SATELLITE Xponder Gain 187.4 dB C/N Uplink 15.6 15.6 15.6 dB DATA SFD -92.0 dBW/m2 EIRP Contour 49.0 49.0 49.0 dBW Xponder Bandwidth 36.0 MHz Agg Output B.O. 6.7 6.7 6.7 dB Agg Input BO 8.7 dB Output Backoff/Crr 11.6 11.6 11.6 dB Agg Output BO 6.7 dB Carrier Dn EIRP 36.8 36.8 36.8 dBW Uplink Frequency 14.060 GHz DOWNLINK Dnlink Path Losses 205.3 205.3 205.9 dB Dnlink Frequency 11.760 GHz BUDGET Rx Pointing Losses 0.2 0.2 0.2 dB Tx Antenna Dia 7.6 meters Cl Sky E/S G/T 11.3 11.3 11.3 dB/K HPA Max Output Pwr 250.0 Watts Degradation in G/T 0.0 0.0 1.5 dB Waveguide Losses 6.0 dB Tx Antenna Gain 59.2 dBi Tx Pointing Losses 0.6 dB C/N Downlink 4.2 4.2 2.0 dB Max EIRP Toward S/C 76.6 dB C/N Uplink 15.6 15.6 15.6 dB GROUND C/N Downlink 4.2 4.2 2.0 dB SEGMENT Rx Antenna Dia 0.51 meters C/I Intermod (S/C) 20.8 20.8 20.8 dB DATA C/I Uplink Adj Sat 24.0 24.0 24.0 dB Rx Antenna Gain 31.0 dBi COMPOSITE C/I Dnlink Adj Sat 14.0 14.0 14.0 dB Rx Pointing Losses 0.2 dB LINK C/I Xpol 18.4 17.8 18.4 dB Pre LNA Losses 0.3 dB C/I Intermod (E/S) 30.3 18.0 30.3 dB LNA Noise Temp 43 K Ant,etc Temp 28 K C/(Nu,d) 3.9 3.9 1.8 dB Cl Sky Noise Temp 71 K C/(Nu,d,ims/c) 3.8 3.8 1.8 dB Rx Clr Sky G/T 11.3 dB/K C/(Nu,d,im,i)Total 3.2 3.1 1.4 dB Uplink Rain Attn 6.2 dB LINK MARGIN 2.0 1.9 0.2 dB RAIN Dnlink Rain Attn 0.6 dB Modulation QPSK QPSK QPSK MARGINS Up Fade Pwr Cntrl 6.2 dB FEC Rate 1/2 1/2 1/2 Target Link Availability E-E 98.95 % Minimum Reqd Ebi/No 1.2 1.2 1.2 dB Tx E/S Location Germantown, MD MODEM Tx E/S Latitude 39.2 N 10*log(Rbt/Noise BW) 3.0 3.0 3.0 dB SITE Tx E/S Longitude -77.2 W Minimum Reqd C/N 1.2 1.2 1.2 dB GEOGRAPHIC Tx E/S Elev Angle 42 deg E/S EIRP/Crr Reqd (Cl Sky) 57.3 dBW DATA Tx Gain - Pointing Loss 58.6 dB Rx E/S Location San Juan EARTH Waveguide Losses 6.0 dB Rx E/S Latitude 18.5 N STATION Tx Power Reqd/Cxr (clear sky) 4.8 dBW

Rx E/S Longitude -66.1 W HPA 3.0 watts Rx E/S Elev Angle 68.0 deg Uplink Power Control 6.2 dB XPOL S/C Isolation 36.0 dB TX Power Reqd/Cxr (full UPC) 10.9 dBW ISOLATION Tx E/S Isolation 35.0 dB 12.4 watts DATA Rx E/S Isolation 20.0 dB Uplnk Free Sp Loss 206.9 dB Dnlink EIRP Dens @ Beam Peak (51.0 dBW) 8.0 dBW/4KHz MISC Dnlnk Free Sp Loss 205.0 dB LOSSES Uplink Atmos Attn 0.5 dB Dnlink Atmos Attn 0.3 dB

9/13/2013 HughesNet LINK BUDGET 11:15 AM Satellite: T14R K32U 0.51 m Remote Located in San Juan Crr EIRP Density = 10.0 dBW/4 KHz BASELINE PARAMETERS Value Unit SUMMARY % Avail S/C Power Reqd/Crr 51.1 % % Xponder Bandwidth Reqd/Crr 18.8 % Carrier Info Rate 7437 Kbps Clear Sky Link Margin 1.0 dB Net FEC Code Rate 0.750 Power Equivalent Bandwidth 18.4 MHz Transmit Symbol Rate 5000 Ksps EIRP at 51.0 dBW reference contour 41.4 dBw CARRIER Cl Sky Reqd Es/No 4.2 dB LINK PERFORMANCE Cl Sky Up Fade Dn Fade Unit DATA No of bits/symbol 2.0 Bits Satellite SFD -92.0 -92.0 -92.0 dBW/m2 Demod BT Product 1.00 Agg Input B.O. 8.7 8.7 8.7 dB Crr Noise Bandwidth 5000 KHz Input Backoff/Crr 11.6 11.6 11.6 dB Carrier Spacing 6750 KHz Crr Flux Density -103.6 -103.6 -103.6 dBW/m2 Satellite T14R K32U UPLINK Gain of a Sq meter 44.4 44.4 44.4 dBi Location -63.0 WL BUDGET Uplink Path Losses 207.4 213.5 207.4 dB EIRP Contour at Remote 49.0 dBW Carrier Up EIRP 59.3 65.5 59.3 dBW G/T Contour at Hub 4.0 dB/K Satellite G/T 4.0 4.0 4.0 dB/K Attn Setting 16.0 dB SATELLITE Xponder Gain 187.4 dB C/N Uplink 17.6 17.6 17.6 dB DATA SFD -92.0 dBW/m2 EIRP Contour 49.0 49.0 49.0 dBW Xponder Bandwidth 36.0 MHz Agg Output B.O. 6.7 6.7 6.7 dB Agg Input BO 8.7 dB Output Backoff/Crr 9.6 9.6 9.6 dB Agg Output BO 6.7 dB Carrier Dn EIRP 38.8 38.8 38.8 dBW Uplink Frequency 14.060 GHz DOWNLINK Dnlink Path Losses 205.3 205.3 205.9 dB Dnlink Frequency 11.760 GHz BUDGET Rx Pointing Losses 0.2 0.2 0.2 dB Tx Antenna Dia 7.6 meters Cl Sky E/S G/T 11.3 11.3 11.3 dB/K HPA Max Output Pwr 250.0 Watts Degradation in G/T 0.0 0.0 1.5 dB Waveguide Losses 2.0 dB Tx Antenna Gain 59.2 dBi Tx Pointing Losses 0.6 dB C/N Downlink 6.2 6.2 4.0 dB Max EIRP Toward S/C 80.6 dB C/N Uplink 17.6 17.6 17.6 dB GROUND C/N Downlink 6.2 6.2 4.0 dB SEGMENT Rx Antenna Dia 0.51 meters C/I Intermod (S/C) 22.8 22.8 22.8 dB DATA C/I Uplink Adj Sat 29.3 29.3 29.3 dB Rx Antenna Gain 31.0 dBi COMPOSITE C/I Dnlink Adj Sat 17.2 17.2 17.2 dB Rx Pointing Losses 0.2 dB LINK C/I Xpol 18.4 17.8 18.4 dB Pre LNA Losses 0.3 dB C/I Intermod (E/S) 30.3 18.0 30.3 dB LNA Noise Temp 43 K Ant,etc Temp 28 K C/(Nu,d) 5.9 5.9 3.8 dB Cl Sky Noise Temp 71 K C/(Nu,d,ims/c) 5.8 5.8 3.8 dB Rx Clr Sky G/T 11.3 dB/K C/(Nu,d,im,i)Total 5.2 5.0 3.4 dB Uplink Rain Attn 6.2 dB LINK MARGIN 1.0 0.8 0.1 dB RAIN Dnlink Rain Attn 0.6 dB Modulation QPSK QPSK QPSK MARGINS Up Fade Pwr Cntrl 6.2 dB FEC Rate 3/4 3/4 2/3 Target Link Availability E-E 98.95 % Minimum Reqd Ebi/No 2.5 2.5 2.1 dB Tx E/S Location Germantown, MD MODEM Tx E/S Latitude 39.2 N 10*log(Rbt/Noise BW) 3.0 3.0 3.0 dB SITE Tx E/S Longitude -77.2 W Minimum Reqd C/N 4.2 4.2 3.3 dB GEOGRAPHIC Tx E/S Elev Angle 42 deg E/S EIRP/Crr Reqd (Cl Sky) 59.3 dBW DATA Tx Gain - Pointing Loss 58.6 dB Rx E/S Location San Juan EARTH Waveguide Losses 2.0 dB Rx E/S Latitude 18.5 N STATION Tx Power Reqd/Cxr (clear sky) 2.8 dBW

Rx E/S Longitude -66.1 W HPA 1.9 watts Rx E/S Elev Angle 68.0 deg Uplink Power Control 6.2 dB XPOL S/C Isolation 36.0 dB TX Power Reqd/Cxr (full UPC) 8.9 dBW ISOLATION Tx E/S Isolation 35.0 dB 7.8 watts DATA Rx E/S Isolation 20.0 dB Uplnk Free Sp Loss 206.9 dB Dnlink EIRP Dens @ Beam Peak (51.0 dBW) 10.0 dBW/4KHz MISC Dnlnk Free Sp Loss 205.0 dB LOSSES Uplink Atmos Attn 0.5 dB Dnlink Atmos Attn 0.3 dB

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Document Created: 2013-09-20 09:45:24
Document Modified: 2013-09-20 09:45:24
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