Licensee (Owner): Tribune Media Company (Nexstar Broadcasting)
Service Designation: DTX Digital Auxiliary Facility
Channel: 19   500 - 506 MHz Licensed 
File Number: 0000004508     Facility ID Number: 72115
Application ID Number: 25076f914f666e73014f75c508f21412
CDBS Application ID: 2001800

Location: John Hancock Tower (IL)
41°	53'	56.1"	N	(41.898917)	Latitude
87°	37'	23.2"	W	(-87.623111)	Longitude (NAD83)

Polarization: Horizontal (H)	Horizontal	Vertical
Effective Radiated Power (ERP):	175		kW ERP
TV Zone: 1	Feet	Meters
Antenna Height Above Average Terrain:	1433'	437m
Antenna Height Above Ground Level:	1437'	438m
Antenna Height Above Mean Sea Level:	2030'	619m

11.48 kW TPO - 1.41 dB line loss + 13.24 dB antenna gain = 175 kW ERP

10.6 dBk TPO - 1.41 dB line loss + 13.24 dB antenna gain = 22.43 dBk ERP

Directional	Antenna ID No.: 110345	Pattern Rotation: 0°
Elec. Beam Tilt: 1°
Antenna Make: DIE	Antenna Model: TUF-C4-12/48U-2BR
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°  0.750      10°  0.695      20°  0.563      30°  0.387      40°  0.298      50°  0.337	60°  0.337      70°  0.298      80°  0.387      90°  0.563    100°  0.695    110°  0.750	120°  0.779    130°  0.833    140°  0.890    150°  0.883    160°  0.809    170°  0.819	180°  0.934    190°  1.000    200°  0.934    210°  0.819    220°  0.809    230°  0.883	240°  0.883    250°  0.809    260°  0.819    270°  0.934    280°  1.000    290°  0.934	300°  0.819    310°  0.809    320°  0.883    330°  0.890    340°  0.833    350°  0.779
55°  0.351	145°  0.901	165°  0.796	215°  0.796	235°  0.901

ASRN:	1009012   ULS Data   Other Stations on Tower
Pop:	9,677,756
Query:	RECNet	FCCInfo	Station Index	FCC TV Query
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	Application List	Call Sign Changes	Ownership Info	EEO Filings
	Correspondence for WGN-TV		Correspondence for 0000004508
Area:	FCC Service Contour   Longley-Rice Coverage Map
ULS:	Related facilities in ULS

Licensee (Owner): Tribune Media Company (Nexstar Broadcasting)
Service Designation: DTV Full Service Digital TV Station
Channel: 19   500 - 506 MHz Licensed 
File Number: 0000235154     Facility ID Number: 72115
Application ID Number: 25076ff38cf08751018cf5682ec20b72

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):	645	188.6	kW ERP
TV Zone: 1	Feet	Meters
Antenna Height Above Average Terrain:	1633'	498m
Antenna Height Above Ground Level:	1627'	496m
Antenna Height Above Mean Sea Level:	2221'	677m

27.8 kW TPO - 0.31 dB line loss + 13.97 dB antenna gain = 645 kW ERP

14.44 dBk TPO - 0.31 dB line loss + 13.97 dB antenna gain = 28.1 dBk ERP

Directional	Antenna ID No.: 1011389	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°  0.566      10°  0.415      20°  0.299      30°  0.178      40°  0.093      50°  0.117	60°  0.093      70°  0.093      80°  0.193      90°  0.293    100°  0.428    110°  0.608	120°  0.792    130°  0.942    140°  1.000    150°  0.928    160°  0.785    170°  0.716	180°  0.799    190°  0.849    200°  0.760    210°  0.680    220°  0.824    230°  0.976	240°  0.949    250°  0.802    260°  0.731    270°  0.815    280°  0.847    290°  0.746	300°  0.661    310°  0.790    320°  0.942    330°  0.989    340°  0.911    350°  0.749
66°  0.074

ASRN:	1032959   ULS Data   Other Stations on Tower
Pop:	9,932,565
Query:	RECNet	FCCInfo	Station Index	FCC TV Query
LMS:	LMS Query	LMS Application
CDBS:	Station Info	Application Info	Mailing Address	Assignments and Transfers
	Application List	Call Sign Changes	Ownership Info	EEO Filings
	Correspondence for WGN-TV		Correspondence for 0000235154
Area:	FCC Service Contour   Longley-Rice Coverage Map
ULS:	Related facilities in ULS