Licensee (Owner): WLS TELEVISION, INC. (ABC)
Service Designation: DTX Digital Auxiliary Facility
Channel: 22   518 - 524 MHz Licensed 
File Number: 0000160938     Facility ID Number: 73226
Application ID Number: 25076ff37c2e778e017c31e8712b04ac
CDBS Application ID: 2044210

Location: Willis Tower (IL)
41°	52'	44.1"	N	(41.878917)	Latitude
87°	38'	10.2"	W	(-87.636167)	Longitude (NAD83)

Polarization: Elliptical (E)	Horizontal	Vertical
Effective Radiated Power (ERP):	845	?	kW ERP
TV Zone: 1	Feet	Meters
Antenna Height Above Average Terrain:	1630'	497m
Antenna Height Above Ground Level:	1627'	496m
Antenna Height Above Mean Sea Level:	2221'	677m

36.3 kW TPO - 0.51 dB line loss + 14.18 dB antenna gain = 845 kW ERP

15.6 dBk TPO - 0.51 dB line loss + 14.18 dB antenna gain = 29.27 dBk ERP

Directional	Antenna ID No.: 1008736	Pattern Rotation: 0°
Elec. Beam Tilt: 0.75°
Antenna Make: RFS	Antenna Model: PEPL24C
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°  0.554      10°  0.393      20°  0.283      30°  0.174      40°  0.077      50°  0.090	60°  0.074      70°  0.085      80°  0.171      90°  0.263    100°  0.403    110°  0.589	120°  0.771    130°  0.927    140°  0.997    150°  0.936    160°  0.794    170°  0.702	180°  0.755    190°  0.792    200°  0.706    210°  0.660    220°  0.831    230°  0.985	240°  0.955    250°  0.801    260°  0.700    270°  0.762    280°  0.796    290°  0.711	300°  0.657    310°  0.806    320°  0.951    330°  0.982    340°  0.905    350°  0.745
234°  1.000

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