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WTTW
CHICAGO IL US
PBS
DIGITAL TV STATION
Channel 47 (Virtual 11)
WINDOW TO THE WORLD COMMUNICATIONS, INC.
5400 NORTH ST. LOUIS AVE
CHICAGO IL 60625

Facility ID: 10802
Licensed
View Public File
Fac Correspondence

Station logo.
1. MOD 0000053672 Granted 05/03/2018
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Record Type: Digital TV (DTV) Station
Application Purpose: Modification (New Channel Sharing Agreement)
Channel: 47
Construction Permit Expires: 12/01/2021
Channel Sharing:
Callsign Virtual Community Network Host
WTTW (11) CHICAGO IL PBSY
WYCC (20) CHICAGO IL PBS
SITE # 1
TV Zone: : 1
NAD83 Coordinates: 41 52' 44.1" N / 87 38' 10.2" W
Elevation: 181.4 m AMSL
Antenna Type: AND ATW13H4-HSC1-47S
Antenna Polarization: Horizontal
Effective Radiated Power: 300kW
Maximum Antenna Power Gain: 12.9 dB
Radiation center-above mean sea level: 646.4
Radiation center above average terrain 465
Overall antenna height above ground: 527.3

Antenna System ID: 33534
Rad Field dB ERP Rad Field dB ERP Rad Field dB ERP Rad Field dB ERP
00.850-1.4 216.750 900.640-3.9 122.880 1800.830-1.6 206.670 2700.775-2.2 180.188
100.750-2.5 168.750 1000.760-2.4 173.280 1900.795-2.0 189.608 2800.780-2.2 182.520
200.630-4.0 119.070 1100.870-1.2 227.070 2000.785-2.1 184.868 2900.810-1.8 196.830
300.520-5.7 81.120 1200.940-0.5 265.080 2100.810-1.8 196.830 3000.860-1.3 221.880
400.430-7.3 55.470 1300.985-0.1 291.068 2200.840-1.5 211.680 3100.920-0.7 253.920
500.380-8.4 43.320 1401.0000.0 300.000 2300.860-1.3 221.880 3200.950-0.4 270.750
600.380-8.4 43.320 1500.980-0.2 288.120 2400.860-1.3 221.880 3300.970-0.3 282.270
700.430-7.3 55.470 1600.940-0.5 265.080 2500.830-1.6 206.670 3400.960-0.4 276.480
800.525-5.6 82.688 1700.880-1.1 232.320 2600.800-1.9 192.000 3500.925-0.7 256.688
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2. MOD 0000034877 Granted 12/21/2017
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Record Type: Digital TV (DTV) Station
Application Purpose: Modification (Minor)
Channel: 25
Construction Permit Expires: 10/18/2019
SITE # 1
TV Zone: : 1
NAD83 Coordinates: 41 52' 44.1" N / 87 38' 10.2" W
Elevation: 181.4 m AMSL
Antenna Type: RFS PEPL24C
Antenna Polarization: Elliptical
Effective Radiated Power: 250kW
Maximum Antenna Power Gain: 12.9 dB
Radiation center-above mean sea level: 675.6
Radiation center above average terrain 496.0
Overall antenna height above ground: 527.3

Antenna System ID: 1002552
Rad Field dB ERP Rad Field dB ERP Rad Field dB ERP Rad Field dB ERP
00.516-5.7 66.564 900.243-12.3 14.762 1800.727-2.8 132.132 2700.727-2.8 132.132
100.353-9.0 31.152 1000.395-8.1 39.006 1900.710-3.0 126.025 2800.756-2.4 142.884
200.239-12.4 14.280 1100.575-4.8 82.656 2000.661-3.6 109.230 2900.679-3.4 115.260
300.150-16.5 5.625 1200.752-2.5 141.376 2100.643-3.8 103.362 3000.650-3.7 105.625
400.063-24.0 0.992 1300.912-0.8 207.936 2200.833-1.6 173.472 3100.816-1.8 166.464
500.067-23.5 1.122 1400.995-0.0 247.506 2300.986-0.1 243.049 3200.960-0.4 230.400
600.056-25.0 0.784 1500.941-0.5 221.370 2400.955-0.4 228.006 3300.974-0.2 237.169
700.084-21.5 1.764 1600.797-2.0 158.802 2500.800-1.9 160.000 3400.872-1.2 190.096
800.152-16.4 5.776 1700.696-3.1 121.104 2600.684-3.3 116.964 3500.707-3.0 124.962
Additional Azimuths:
Rad Field dB ERP Rad Field dB ERP Rad Field dB ERP Rad Field dB ERP
2331.0000.0 250.000 2341.0000.0 250.000
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3. MOD 0000028364 Granted 08/11/2017
4. MOD 0000028364 Superceded 08/10/2017
5. BMLET-20040311ACM Granted 08/13/2004
6. BXLEDT-20040311ACL AUX Granted 12/16/2004
7. BXPEDT-20040113ABK AUX Granted 01/29/2004
8. BDSTA-20020410AAS Granted 04/22/2002
9. BLEDT-20020408ABK Granted 10/17/2002
Domestic Status:License
Channel: 47
Analog Channel: 11
NAD27 Coordinates: 41 52' 44.01" 87 38' 9.99"
NAD83 Coordinates: 41 52' 44.12" 87 38' 10.20"
Elevation: 181 m AMSL
Effective ERP: 300kW
Directional Antenna
Antenna Type: AND ATW13H4-HSC1-47S
Antenna Polarization: Horizontal
Visual Power Output: 17.99kW
Maximum HAAT: 466 m
Radiation center-above mean sea level: 646m
Radiation center above average terrain 465m
Overall antenna height above ground: 521m
Directional Antenna
Antenna System ID: 33534
Antenna Rotation: 0
Rad Field ERP Rad Field ERP Rad Field ERP Rad Field ERP
00.85012.998 900.6407.369 1800.83012.393 2700.77510.805
100.75010.119 1000.76010.391 1900.79511.370 2800.78010.945
200.6307.140 1100.87013.617 2000.78511.086 2900.81011.803
300.5204.864 1200.94015.896 2100.81011.803 3000.86013.305
400.4303.326 1300.98517.454 2200.84012.694 3100.92015.227
500.3802.598 1401.00017.990 2300.86013.305 3200.95016.236
600.3802.598 1500.98017.278 2400.86013.305 3300.97016.927
700.4303.326 1600.94015.896 2500.83012.393 3400.96016.580
800.5254.958 1700.88013.931 2600.80011.514 3500.92515.393
Border Zone: Located near Canada.
Show more details... Show More Application Details
 
10. BMPEDT-20000501AIR Granted 05/31/2001
11. BPEDT-19981228LB Granted 07/30/1999
12. BLET-19840209KG Granted 06/29/1984
DIGITAL TV CHANNEL ELECTION
In the First Channel Election - Licensee/Permitee has entered into a Negotiated Channel Election Arrangement and makes the following channel election:  47 
If not approved, they request alternate channel: 11
BROADCAST AUXILIARY/REMOTE PICK-UP/STL
WSM739455.4125SEARS TWR 233 S WACKER DR
WSM739455.4125
WSM739455.6125SEARS TWR 233 S WACKER DR
WSM739455.6125
WPTQ5502025.5000~2109.5000
WPTQ5502450.0000~2467.0000
WPTQ5502467.0000~2483.5000
KR78106900.0000~6925.0000
WFD5406900.0000~6925.00002 ILLINOIS CTR 233 N MICHIGAN AVE
KSH626925.0000~6950.00005400 N ST LOUIS AVE
KDV207100.0000~7125.0000233 SOUTH WACKER DR
CALL SIGN HISTORY
WTTW -
FCC services and solutions for LPFM, full-service FM and FM translators, 1-844-732-5736
APPLICATION HISTORY
  BRET-19790801LM Renewal Granted 11/30/1979
Public Notice Details BPET-19820507KK Minor Modification Granted 06/11/1982
  BRET-19820802D2 Renewal Granted 11/19/1982
Public Notice Details BMPET-19831108KS Replace Expired CP Granted 11/28/1983
  BLET-19840209KG License to Cover Granted 06/29/1984
Public Notice Details BLET-19840605KG License to Cover-Aux Granted 06/29/1984
  BRET-19870803KE Renewal Granted 11/16/1987
  BRET-19920803LK Renewal Granted 11/30/1992
  BRET-19970801LE Renewal Granted 11/19/1997
  BPEDT-19981228LB Minor Modification Granted 07/30/1999
  BMPEDT-20000501AIR Minor Modify CP Granted 05/31/2001
BOA-20010801 Ownership Report(s) Accepted for Filing 09/14/2001
  BLEDT-20020408ABK License to Cover Granted 10/17/2002
  BDSTA-20020410AAS Special Temporary Authority Granted 04/22/2002
  BEDSTA-20020925ACZ Special Temporary Authority Granted 10/15/2002
  BEDSTA-20030325AEI Special Temporary Authority Granted 04/08/2003
BOA-20030728 Ownership Report(s) Accepted for Filing 07/29/2003
  BEDSTA-20030912ADA Special Temporary Authority Granted 10/03/2003
  BAFEDT-20031124AGE Ancillary Fee Received 11/24/2003
  BXPEDT-20040113ABK Auxiliary Permit Granted 01/29/2004
  BSTA-20040112ADJ Special Temporary Authority Dismissed 03/12/2004
  BMLET-20040311ACM Modify License Granted 08/13/2004
  BXLEDT-20040311ACL License to Cover-Aux Granted 12/16/2004
  BEDSTA-20040322AHX Special Temporary Authority Granted 04/08/2004
  BEDSTA-20040901AER Special Temporary Authority Granted 09/28/2004
  BCERET-20041021ADX Pre-Election Certif. Tendered for Filing 10/22/2004
  BAFEDT-20041116ACZ Ancillary Fee Received 11/17/2004
  BEDSTA-20050301AEK Extension of STA Granted 03/30/2005
  BFREET-20050209AKZ First Round Election Approved 06/23/2005
  BRET-20050729CYS Renewal Granted 12/14/2006
BOA-20050729 Ownership Report(s) Accepted for Filing 08/01/2005
  BEDSTA-20050818ACT Special Temporary Authority Granted 10/11/2005
  BAFEDT-20051108AAV Ancillary Fee Received 11/09/2005
  BEDSTA-20060317AFM Extension of STA Granted 04/06/2006
  BAFEDT-20061115ABL Ancillary Fee Received 11/16/2006
BOA-20070725 Ownership Report(s) Accepted for Filing 07/26/2007
  BAFEDT-20071109AAL Ancillary Fee Received 11/13/2007
  BDTRET-20080211ADJ DTV Transition Report Accepted for Filing 02/12/2008
  BDERET-20080701ADH DTV Education Report Received 07/02/2008
  BDERET-20081003ABW DTV Education Report Received 10/06/2008
  BAFEDT-20081117AAZ Ancillary Fee Received 11/18/2008
  BDERET-20090109AJF DTV Education Report Received 01/12/2009
  Analog Termination Notif Accepted for Filing 03/17/2009
  BDERET-20090408AII DTV Education Report Received 04/09/2009
  BDTUET-20090415ABW DTV Transition Update Accepted for Filing 04/16/2009
  BDEREDT-20090709ALA DTV Education Report Received 07/10/2009
BOA-20090730 Ownership Report(s) Accepted for Filing 07/31/2009
  BAFEDT-20091022ABU Ancillary Fee Received 10/23/2009
  BAFEDT-20101201AMD Ancillary Fee Received 12/02/2010
BOA-20110725 Ownership Report(s) Accepted for Filing 07/26/2011
  BAFEDT-20111128FUL Ancillary Fee Received 11/30/2011
  BAFEDT-20121022AAX Ancillary Fee Received 10/23/2012
BOA-20130709 Ownership Report(s) Accepted for Filing 07/10/2013
Transaction log data BREDT-20130725ACD Renewal Granted 10/10/2014
  BAFEDT-20131107ADZ Ancillary Fee Received 11/08/2013
  BAFEDT-20131108ACU Ancillary Fee Received 11/12/2013
Transaction log data BAFEDT-20141008AAY Ancillary Fee Received 10/09/2014
  0000002457 Form 318 Received 06/30/2015
BOA-20150714 Ownership Report(s) Accepted for Filing 07/15/2015
Transaction log data BAFEDT-20151104GIM Ancillary Fee Received 11/05/2015
  0000005351 Form 317 Received 11/05/2015
  0000016144 Update Received 10/14/2016
  0000016747 Form 317 Received 11/07/2016
  0000028360 Reimbursement Costs Submitted 07/12/2017
  0000028362 Reimbursement Costs Submitted 07/12/2017
Transaction log data 0000028364 Minor Granted 08/11/2017
  0000028360 Reimbursement Costs Submitted 08/29/2017
  0000028360 Reimbursement Costs Submitted 08/31/2017
  0000028360 Reimbursement Costs Submitted 08/31/2017
  0000033125 NTPR Received 10/10/2017
  0000032233 NTPR Received 10/10/2017
Transaction log data 0000034877 Minor Granted 12/21/2017
  0000038815 NTPR Received 01/09/2018
  0000028360 Reimbursement Costs Submitted 01/24/2018
  0000050904 NTPR Received 04/09/2018
Transaction log data 0000053672 New Channel Sharing Agreement Granted 05/03/2018
Transaction log data 0000057528 NTPR Received 07/10/2018
  0000028360 Reimbursement Costs Submitted 08/23/2018
  0000028360 Reimbursement Costs Submitted 09/25/2018
  0000062170 NTPR Received 10/10/2018
  0000028360 Reimbursement Costs Submitted 10/18/2018
  0000028360 Reimbursement Costs Submitted 11/15/2018
  0000028360 Reimbursement Costs Submitted 11/28/2018
  0000066501 NTPR Received 01/10/2019
  0000028360 Reimbursement Costs Submitted 03/22/2019
  0000028360 Reimbursement Costs Submitted 03/28/2019
  0000028360 Reimbursement Costs Submitted 04/01/2019
  0000070848 NTPR Received 04/09/2019
  0000028360 Reimbursement Costs Submitted 04/12/2019
  0000028360 Reimbursement Costs Submitted 05/14/2019
  0000028360 Reimbursement Costs Submitted 05/15/2019
 A red arrow means this application has additional transaction log history since July 1, 2014. Click the arrow to expand.
 A blue arrow means that some details may be available through public notice data. Click the arrow to expand. (Provided by the REC Radio History Project)
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