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Licensing and Management System

Facility ID:9617WBBM-TV

Channel:
12
Station Type:
Main
Community:
CHICAGO, IL
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Application Technical History

Application
Submit Date
0000234857 Modification to License Amendment (Next Gen) Granted, Active Status Date: 01/26/2024 01/24/2024
0000234857 Modification to License (Next Gen) Superceded, In-Active Status Date: 01/25/2024 01/05/2024
0000217825 License To Cover Granted, Active Status Date: 07/13/2023 07/12/2023
0000214259 Minor Modification Granted, In-Active Status Date: 05/01/2023 04/27/2023
0000207079 Minor Modification Granted, Active Status Date: 01/30/2023 01/18/2023
0000197218 Modification of License Granted, In-Active Status Date: 08/10/2022 08/09/2022
0000189452 License To Cover Granted, Active Status Date: 04/21/2022 04/18/2022
0000187381 Minor Modification Granted, In-Active Status Date: 03/29/2022 03/28/2022
0000187049 License To Cover Granted, In-Active Status Date: 03/24/2022 03/22/2022
0000158238 License To Cover Granted, In-Active Status Date: 09/02/2021 08/31/2021
0000122720 Construction Permit Granted, In-Active Status Date: 10/02/2020 09/29/2020
0000035681 Minor Modification Amendment Granted, In-Active Status Date: 12/01/2020 08/03/2020
0000058561 License To Cover Granted, In-Active Status Date: 09/11/2018 07/25/2018
0000035681 Minor Modification Superceded, In-Active Status Date: 08/04/2020 11/28/2017
BXPCDT-20141212AAI Minor Modification Granted, In-Active Status Date: 08/30/2016 12/12/2014
BLCDT-20140305ABH License To Cover Granted, In-Active Status Date: 03/27/2014 03/05/2014
BDRTCDT-20090818AAP Construction Permit Amendment Superceded, In-Active Status Date: 01/06/2012 08/18/2009
BDRTCDT-20090818AAP Construction Permit Superceded, In-Active Status Date: 11/30/2011 08/18/2009
BDRTCDT-20090818AAP Construction Permit Amendment Granted, In-Active Status Date: 01/18/2012 08/18/2009
BLCDT-20090612ADR License To Cover Granted, In-Active Status Date: 10/28/2011 06/12/2009
BPCDT-20080328ADQ Minor Modification Granted, In-Active Status Date: 04/23/2008 03/28/2008
BLCDT-20050623ABL License To Cover Granted, In-Active Status Date: 07/15/2005 06/23/2005
BPCDT-20040722AAQ Minor Modification Granted, In-Active Status Date: 05/31/2005 07/22/2004
BLCDT-20030501AAC License To Cover Granted, In-Active Status Date: 06/16/2004 05/01/2003
BMPCDT-20011119AAU Minor Modification Granted, In-Active Status Date: 04/23/2003 11/19/2001
BPCDT-19980427KJ Minor Modification Granted, In-Active Status Date: 07/24/1998 04/27/1998

Contour Map

Application

File Number:
0000207079
Service:
Full Service Television
Channel:
12
Class:
Application Status:
Granted
Authorization Type:
CP
Submit Date:
01/18/2023

DTV Antenna

Site 1

NAD83 Coordinates:
41 52' 44.0" N 87 38' 8.0" W
Make Mode:
ERI ETV3H4-ESP4O-12
Rotation:
0
Antenna Type:
Directional Custom
Antenna Polarization:
Elliptical
ERP
30 kW
RCAMSL:
670.3 meters
HAAT:
490.8 meters
RCAGL:
488.9 meters

Directional Antenna Relative Field Values (Pre-rotated Pattern)

Rad Field ERP Rad Field ERP Rad Field ERP Rad Field ERP
0 0.746 16.69548 90 0.673 13.58787 180 0.869 22.65483 270 0.82 20.172
10 0.648 12.59712 100 0.526 8.30028 190 0.769 17.74083 280 0.707 14.99547
20 0.759 17.28243 110 0.602 10.87212 200 0.789 18.67563 290 0.753 17.01027
30 0.874 22.91628 120 0.694 14.44908 210 0.858 22.08492 300 0.837 21.01707
40 0.833 20.81667 130 0.643 12.40347 220 0.802 19.29612 310 0.798 19.10412
50 0.772 17.87952 140 0.565 9.57675 230 0.733 16.11867 320 0.762 17.41932
60 0.865 22.44675 150 0.666 13.30668 240 0.834 20.86668 330 0.874 22.91628
70 0.961 27.70563 160 0.866 22.49868 250 0.978 28.69452 340 0.991 29.46243
80 0.895 24.03075 170 0.957 27.47547 260 0.977 28.63587 350 0.947 26.90427

Additional Azimuths

Rad Field ERP
72 0.964 27.87888
102 0.524 8.23728
254 1.0 30.0
344 0.997 29.82027