Licensee (Owner): FOX TELEVISION STATIONS, LLC (Fox Television Stations)
Service Designation: DTX Digital Auxiliary Facility
Channel: 31   572 - 578 MHz Licensed 
File Number: BXLCDT-20080521ABR     Facility ID Number: 22211
Application ID Number: af82e73b662440baab9fcf6212b6c0ea
CDBS Application ID: 1246376

Location: Willis Tower (IL)
41°	52'	44"	N	(41.878889)	Latitude
87°	38'	8"	W	(-87.635556)	Longitude (NAD83)

Polarization: Unknown	Horizontal	Vertical
Effective Radiated Power (ERP):	475		kW ERP
TV Zone: 1	Feet	Meters
Antenna Height Above Average Terrain:	1574'	480m
Antenna Height Above Ground Level:	1568'	478m
Antenna Height Above Mean Sea Level:	2163'	659.4m

17.1 kW TPO - 0.61 dB line loss + 15.04 dB antenna gain = 475 kW ERP

12.33 dBk TPO - 0.61 dB line loss + 15.04 dB antenna gain = 26.77 dBk ERP

Directional	Antenna ID No.: 71912	Pattern Rotation: 225°
Elec. Beam Tilt: 1°
Antenna Make: RFS	Antenna Model: PHP24C
Relative Field values for directional antenna		Relative Field polar plot
Relative field values do not include any pattern rotation that may be indicated above.

0°  0.940      10°  0.870      20°  0.800      30°  0.870      40°  0.990      50°  1.000

60°  0.960      70°  0.920      80°  0.930      90°  0.930    100°  0.890    110°  0.810

120°  0.700    130°  0.550    140°  0.360    150°  0.220    160°  0.170    170°  0.160

180°  0.150    190°  0.170    200°  0.200    210°  0.220    220°  0.320    230°  0.510

240°  0.680    250°  0.800    260°  0.910    270°  0.950    280°  0.920    290°  0.860

300°  0.870    310°  0.960    320°  0.980    330°  0.920    340°  0.840    350°  0.880

ASRN:	1032960   ULS Data   Other Stations on Tower
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