Attachment Antenna Waiver

This document pretains to SES-MOD-20101207-01513 for Modification on a Satellite Earth Station filing.

IBFS_SESMOD2010120701513_853142

                                Waiver Non-Compliant Antenna

Re:     Call Sign E000132
        .96 Meter Fixed Earth Station
        Fixed Satellite Service
        Ku-Band 11700 – 12200 and 14000 – 14500 MHz

This previously licensed antenna is a .96 Meter antenna and it does not strictly comply
with 25.209 of the FCC Rules and Regulations.

The applicant continues to agree to accept any adjacent satellite interference in the 11/12
GHz receive band as a result of the performance of the antenna. The applicant
understands that adjacent satellite interference protection applies only to the extent of the
criteria set forth in §25.209. Should the use of this antenna cause interference to other
systems; the applicant agrees to terminate transmission upon notice from the
Commission.

Per §25.115(h)(4) the earth station applicant certifies that it will continue to limit its
pointing error to 0.5.

The antenna pattern contained with this application exceeds the CFR §25.209 sidelobe
specification for the sidelobe envelope in the 1° to 2º region. The Max EIRP Density at
the Antenna Flange is -15.1 dBW/4KHz. This figure is below the maximum allowed of
 –14 dBW/4KHz by a margin of 1.1 dB.


Summary

The previously licensed .96 meter antenna exceeds the CFR 25.209 sidelobe specification
for the sidelobe envelope in the 1° to 2º region. Outside the main beam, the antenna
meets the requirements of 25.209.

The power density restrictions specified by the FCC for small diameter antennas utilizing
digital traffic at Ku-Band is -14 dBW/4 kHz. This antenna will operate at a maximum
transmit power density of -15.1 dBW/4 kHz.

If the use of this antenna should cause interference to other systems, the applicant will
terminate such transmissions immediately upon notice from the FCC or offended parties.



Document Created: 2010-11-18 09:53:18
Document Modified: 2010-11-18 09:53:18

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