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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
FRN: 0003482189

Status: LIC
Application Accepted: 07/12/2023
License Expires: 01/30/2026
File Number: 0000217825

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  Including Superseded Applications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 0000217825
  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: 41-52-44.1 N 87-38-10.2 W (NAD 83)
Site Location: 41-52-44.0 N 87-38-10.0 W (Converted to NAD 27)

ERP: 14 kW
Polarization: Horizontally polarized
HAAT: 464 m (1522 ft.)
R/C AGL: 463.1 m (1519 ft.)
R/C AMSL: 644.5 m (2115 ft.)

Site Elevation: 181.4 m. (595 ft.)
Height Overall*: 527.3 m (1730 ft.)
(* As Filed In This Application, may differ from ASR Data, Below.)
Directional Antenna - Antenna Make/Model: RCA Corp. TBF-2AH (SPECIAL)
Antenna ID: 1010873
Polarization: Horizontally polarized

Antenna Data for Antenna Id: 1010873
WBBM-TV DX File: -0000217825
RCA Corp. - TBF-2AH (SPECIAL)
Service: DX
Standard Pattern: N
AzimuthRatioAzimuthRatioAzimuthRatioAzimuthRatio
00.635100.460200.300300.200
400.150500.110600.100700.110
800.150900.2001000.3001100.460
1200.6251300.7751400.8901500.970
1601.0001701.0001800.9601900.870
2000.7402100.6202200.5552300.560
2400.5702500.5602600.5552700.620
2800.7402900.8703000.9603101.000
3201.0003300.9753400.9003500.780
Structure Information

Structure Registration Number 1032959

Structure Type: BTWR
Registered To:
BRE 312 Broadcast, LLC
Structure Address:
233 South Wacker Drive
Chicago, IL
County Name: Cook County
ASR Issued: 02/03/2019
Date Built: 01/01/2002
Site Elevation: 181.4 m (595 ft.)
Structure Height: 437.5 m (1435 ft.)
Height Overall: 527.3 m (1730 ft.)
Overall Height AMSL: 708.7 m (2325 ft.)
FAA Determination: 11/29/1999
FAA Study #: 99-AGL-4838-OE
FAA Circular #: 70/7460-1H
Paint & Light FAA Chapters: 4, 6, 7, 13
PRIOR FAA 93-AGL-2942-OE
41-52-44.1 N 87-38-10.2 W (NAD 83)
41-52-44.0 N 87-38-10.0 W
(Converted to NAD 27)
WBBM-TV Licensee Information

CBS Broadcasting Inc.
1275 Pennsylvania Ave. NW
Suite 710 - Licensing Dept.
Washington, DC 20004
Phone: 202-457-4505
Corporation
0000217825 Applicant Information

Martha E Heller
Title: VP, Government Relations and Regulatory
Date: 07/12/2023
Application Certifier
CBS Broadcasting Inc.
CBS Broadcasting Inc.
2020 M. St. NW Licensing Dept
Washington, DC 20036
Applicant
John Bagwell
Paramount Global
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
Paramount Global
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: 11/21/2024; Study Duration: 0.0948 Seconds.
Database Sources:
11/21/2024 FCC LMS,
11/19/2024 FCC ASR,
11/19/2024 FCC ULS Microwave, and
11/19/2024 FCC ULS Broadcast Land Mobile.



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