Licensee (Owner): CHICAGO PUBLIC MEDIA INC
Service Designation: FM Full Service FM Station
Channel: 218   91.5 MHz Licensed 
File Number: 0000197920     Facility ID Number: 66649
Application ID Number: 25076f917effd0c7017f0628e5bf031d
Class: B

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

Polarization: Unknown	Horizontal	Vertical
Effective Radiated Power (ERP):	5.7		kW ERP
TV Zone: Unknown	Feet	Meters
Antenna Height Above Average Terrain:	1394'	425.1m
Antenna Height Above Ground Level:	1394'	425m
Antenna Height Above Mean Sea Level:	1987'	605.7m
Emission Mask: Unknown

9.02 kW TPO + -1.99 dB gain = 5.7 kW ERP

9.55 dBk TPO + -1.99 dB gain = 7.56 dBk ERP

Non-Directional	Antenna ID No.: 1007567	Pattern Rotation: 0°
Antenna Make: ERI	Antenna Model: COG3-20P-2-70-2

ASRN:	1009012   ULS Data   Other Stations on Tower
Pop:	7,129,224
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