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WBBM-TV
Call Sign History
WBBM-TV from 08/28/1979
Channel 12DT
Virtual Channel 2

Chicago, IL
License
CP
Application
Allocation
STA





WBBM-TV Service: DX - Digital TV Auxiliary Transmitting Antenna (ATSC3 Station)
Channel: 12 Zone: 1
Chicago, Illinois
Nielsen DMA™:  Chicago
Network: CBS
Virtual Channel: 2
DTV TSID: 999
Facility ID: 9617

Repacking Information:
  No changes


Status: License
Application Accepted: 04/18/2022
License Expires: 12/01/2029
File Number: BLANK-0000189452

FCC Website Links:
  LMS Facility Details
  This Application
  Other WBBM-TV Applications
  Including Superseded Applications
  Mailing Address
  Correspondence for WBBM-TV
  Correspondence related to application BLANK-0000189452
  Service Contour - Open Street Map or USGS Map (36 dBu)
  Service Contour - KML / Google Earth (36 dBu)
  Public Inspection Files
  History Cards for WBBM-TV
  Rabbit Ears Info Search for WBBM-TV

Site Location: 41-53-56.1 N 87-37-23.2 W (NAD 83)
Site Location: 41-53-56.0 N 87-37-23.0 W (Converted to NAD 27)

ERP: 22.9 kW
Polarization: Elliptically polarized
HAAT: 417.7 m (1370 ft.)
Electrical Beam Tilt: 2 degrees
R/C AGL: 416.7 m (1367 ft.)
R/C AMSL: 597.4 m (1960 ft.)

Site Elevation: 180.7 m. (593 ft.)
Height Overall*: 459 m (1506 ft.)
(* As Filed In This Application, may differ from ASR Data, Below.)
Directional Antenna - Antenna Make/Model: Dielectric TLS-V4M/VP-R
Antenna ID: 1009481
Polarization: Elliptically polarized

Antenna Data for Antenna Id: 1009481
WBBM-TV DX File: BLANK-0000189452
Dielectric - TLS-V4M/VP-R
Service: DX
Standard Pattern: N
AzimuthRatioAzimuthRatioAzimuthRatioAzimuthRatio
00.306100.276200.303300.339
400.353500.339600.303700.276
800.306900.4051000.5391100.679
1200.8041300.9011400.9651500.995
1551.0001600.9981700.9831800.959
1900.9362000.9192100.9092200.905
2300.9092400.9192500.9362600.959
2700.9832800.9982831.0002900.995
3000.9653100.9013200.8043300.679
3400.5393500.405
Structure Information

Structure Registration Number 1009012

Structure Type: BTWR
Registered To:
American Towers LLC
Structure Address:
East Tower 875 N Michigan Ave (280282)
Chicago, IL
County Name: Cook County
ASR Issued: 03/28/2019
Date Built: 12/05/2002
Site Elevation: 180.7 m (593 ft.)
Structure Height: 337.4 m (1107 ft.)
Height Overall: 459 m (1506 ft.)
Overall Height AMSL: 639.7 m (2099 ft.)
FAA Determination: 03/27/2019
FAA Study #: 2019-AGL-1804-OE
FAA Circular #: 70/7460-1K
Paint & Light FAA Chapters: 4, 8, 12
OM&L to remain the same as prior study = A MED-DUAL SYSTEM
41-53-56.1 N 87-37-23.2 W (NAD 83)
41-53-56.0 N 87-37-23.0 W
(Converted to NAD 27)
WBBM-TV Licensee Information

CBS BROADCASTING INC.
2020 M. St. Nw Licensing Dept
Washington, DC 20036
Phone: 202-457-4505
Corporation
0000189452 Applicant Information

Martha E Heller
Title: Vp, Government Relations And Regulatory
Date: 04/18/2022
Application Certifier
CBS BROADCASTING INC.
Cbs Broadcasting Inc.
2020 M. St. Nw Licensing Dept
Washington, DC 20036
Applicant
John Bagwell
Viacomcbs Inc.
1515 Broadway
New York, NY 10036
Senior VP Associate General Counsel
Joseph M. Davis, P.E.
Chesapeake Rf Consultants, Llc
207 Old Dominion Road
Yorktown, VA 23692
Consulting Engineer
Daniel G Ryson
Viacomcbs
2020 M. St. Nw Licensing Dept
Washington, DC 20036
DIRECTOR OF SPECTRUM MANAGEMENT
Associated Land Mobile Licenses


 KC4877 Broadcast Auxiliary Remote Pickup
 KVF938 Broadcast Auxiliary Remote Pickup
 WQNN319 Broadcast Auxiliary Low Power
Associated Microwave Licenses


 KB55028 TV Pickup
 KB55976 TV Pickup
 WAY643 18 GHz TV Intercity Relay
 WHG416 18 GHz TV Intercity Relay

Study Date: 3/28/2024; Study Duration: 0.07 Seconds.
Database Sources: 1/10/2024 FCC CDBS,
03/28/2024 FCC LMS,
3/26/2024 FCC ASR,
3/26/2024 FCC ULS Microwave, and
3/26/2024 FCC ULS Broadcast Land Mobile.



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