Licensee (Owner): WINDOW TO THE WORLD COMMUNICATIONS, INC.
Service Designation: DTV Full Service Digital TV Station
Channel: 25   536 - 542 MHz Licensed 
File Number: 0000163950     Facility ID Number: 10802
Application ID Number: 25076ff37c55550a017c6014f0803174
CDBS Application ID: 2044477

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):	250	?	kW ERP
TV Zone: 1	Feet	Meters
Antenna Height Above Average Terrain:	1627'	496m
Antenna Height Above Ground Level:	1621'	494.2m
Antenna Height Above Mean Sea Level:	2216'	675.6m

11.14 kW TPO - 0.82 dB line loss + 14.33 dB antenna gain = 250 kW ERP

10.47 dBk TPO - 0.82 dB line loss + 14.33 dB antenna gain = 23.98 dBk ERP

Directional	Antenna ID No.: 1002552	Pattern Rotation: 0°
Elec. Beam Tilt: 1°
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°  0.516      10°  0.353      20°  0.239      30°  0.150      40°  0.063      50°  0.067	60°  0.056      70°  0.084      80°  0.152      90°  0.243    100°  0.395    110°  0.575	120°  0.752    130°  0.912    140°  0.995    150°  0.941    160°  0.797    170°  0.696	180°  0.727    190°  0.710    200°  0.661    210°  0.643    220°  0.833    230°  0.986	240°  0.955    250°  0.800    260°  0.684    270°  0.727    280°  0.756    290°  0.679	300°  0.650    310°  0.816    320°  0.960    330°  0.974    340°  0.872    350°  0.707
233°  1.000	234°  1.000

ASRN:	1032959   ULS Data   Other Stations on Tower
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