Exhibit 2

0071-EX-PL-2005 Text Documents

AT&T; CORP.

2005-02-23ELS_69413

                                          AT&T CORP.
                                       Antenna Information

                                              Exhibit 2

Any of the following types of antennas (or similar) may be used in the WiMAX trial experiments at various
locations and orientations in Georgia or Pennsylvania:

                          700 MHz Band Antenna Information:
                                 Antenna Beamwidth                  Gain (dBi)
                                   Omni-directional                     3
                                   60 degree sector                     8
                                   90 degree sector                     8
                                 60 degree subscriber                   8

                          2.5 GHz Band Antenna Information:
                                  Antenna Beamwidth                 Gain (dBi)
                                   Omni-directional                     3
                                    65 degree sector                   11
                                    90 degree sector                   10
                                   120 degree sector                    8
                                  21 degree subscriber                 15

                          3.5 GHz Band Antenna Information:
                                  Antenna Beamwidth                 Gain (dBi)
                                    Omni-directional                   8.5
                                     60 degree sector                  17
                                     75 degree sector                 13.5
                                     90 degree sector                 14.5
                                    120 degree sector                  13
                                  18 degree subscriber                 15
                                  16 degree subscriber                 18
                               15 degree panel subscriber             18.5
                                8 degree panel subscriber              24



Document Created: 2005-02-23 14:38:16
Document Modified: 2005-02-23 14:38:16

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