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WTVS

DETROIT MI

DIGITAL TV STATION

PBS

Channel 20 (Virtual 56)

Detroit Public Media
48325 Alpha Drive
Suite 150
Wixom MI 48393
2483053900
Facility ID: 16817
Licensed

View Public File
Correspondence
FRN: 0002770360

0000117036

Granted

07/08/2020

REC Application ID: 5194422 (LMS)
Record Type: Digital TV (DTV) Station
Application Purpose: License to Cover
Channel: 20
Expiration Date: 10/01/2021

SITE # 1

TV Zone: : 1
NAD83 Coordinates: 42 26' 52.5" N / 83 10' 23.1" W
Antenna Structure Registration Number: 1003429
Elevation: 201.8 m AMSL
Antenna Type: DIE TFU-24GTH/VP-R 06
Antenna Polarization: Elliptical
Effective Radiated Power: 345kW
Maximum Antenna Power Gain: 11.76 dB
Radiation center-above mean sea level: 522.6
Radiation center above average terrain 323
Overall antenna height above ground: 331.3
Non-Directional Antenna
Antenna System ID: 87591

Rad	Field	dB	ERP	Rad	Field	dB	ERP	Rad	Field	dB	ERP
0	1.000	0.0	345.000	120	1.000	0.0	345.000	240	1.000	0.0	345.000
10	1.000	0.0	345.000	130	1.000	0.0	345.000	250	1.000	0.0	345.000
20	1.000	0.0	345.000	140	1.000	0.0	345.000	260	1.000	0.0	345.000
30	1.000	0.0	345.000	150	1.000	0.0	345.000	270	1.000	0.0	345.000
40	1.000	0.0	345.000	160	1.000	0.0	345.000	280	1.000	0.0	345.000
50	1.000	0.0	345.000	170	1.000	0.0	345.000	290	1.000	0.0	345.000
60	1.000	0.0	345.000	180	1.000	0.0	345.000	300	1.000	0.0	345.000
70	1.000	0.0	345.000	190	1.000	0.0	345.000	310	1.000	0.0	345.000
80	1.000	0.0	345.000	200	1.000	0.0	345.000	320	1.000	0.0	345.000
90	1.000	0.0	345.000	210	1.000	0.0	345.000	330	1.000	0.0	345.000
100	1.000	0.0	345.000	220	1.000	0.0	345.000	340	1.000	0.0	345.000
110	1.000	0.0	345.000	230	1.000	0.0	345.000	350	1.000	0.0	345.000

0000027886

Granted

07/26/2017

0000005886

Received

11/13/2015

REC Application ID: 5037606 (LMS)
Record Type: Digital TV (DTV) Station
Application Purpose: Ancillary Service Report (Form 317)
Channel: 43
Expiration Date: 10/01/2021

SITE # 1

TV Zone: : 1
NAD83 Coordinates: 42 26' 52.5" N / 83 10' 23.1" W
Antenna Structure Registration Number: 1003429
Elevation: 201.8 m AMSL
Antenna Type: DIE TFU-18GBH-R04
Antenna Polarization: Horizontal
Effective Radiated Power: 600kW
Maximum Antenna Power Gain: 12.04 dB
Radiation center-above mean sea level: 516.8
Radiation center above average terrain 318
Overall antenna height above ground: 331.3
Non-Directional Antenna
Antenna System ID: 87591

Rad	Field	dB	ERP	Rad	Field	dB	ERP	Rad	Field	dB	ERP
0	1.000	0.0	600.000	120	1.000	0.0	600.000	240	1.000	0.0	600.000
10	1.000	0.0	600.000	130	1.000	0.0	600.000	250	1.000	0.0	600.000
20	1.000	0.0	600.000	140	1.000	0.0	600.000	260	1.000	0.0	600.000
30	1.000	0.0	600.000	150	1.000	0.0	600.000	270	1.000	0.0	600.000
40	1.000	0.0	600.000	160	1.000	0.0	600.000	280	1.000	0.0	600.000
50	1.000	0.0	600.000	170	1.000	0.0	600.000	290	1.000	0.0	600.000
60	1.000	0.0	600.000	180	1.000	0.0	600.000	300	1.000	0.0	600.000
70	1.000	0.0	600.000	190	1.000	0.0	600.000	310	1.000	0.0	600.000
80	1.000	0.0	600.000	200	1.000	0.0	600.000	320	1.000	0.0	600.000
90	1.000	0.0	600.000	210	1.000	0.0	600.000	330	1.000	0.0	600.000
100	1.000	0.0	600.000	220	1.000	0.0	600.000	340	1.000	0.0	600.000
110	1.000	0.0	600.000	230	1.000	0.0	600.000	350	1.000	0.0	600.000

BLEDT-20091014ACH

Granted

03/31/2011

BLEDT-20091014ACH

Superceded

10/19/2009

BPEDT-20080620AAL

Granted

05/28/2009

BLEDT-20001117ABV

Granted

12/27/2000

BPET-19960205KF

Dismissed

08/30/1999

BPEDT-19981016KE

Granted

06/25/1999

BLET-19840124KG

Granted

02/28/1984

BMPET-19831205KG

Dismissed

12/23/1983

BMPET-RD1104LR

Granted

04/29/1983

BPET-19810112KE

Granted

05/21/1981

BROADCAST AUXILIARY/REMOTE PICK-UP/STL
KA74854	450.1875
KC9629	6975.0000~7000.0000	DETROIT, MI
KE6913	6975.0000~7000.0000	VIC: DETROIT, MI

CALL SIGN HISTORY

WTVS - 00/00/0000 (CDBS)

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Applications

DTV Transition

TV Repack

Childrens TV

DIGITAL TV CHANNEL ELECTION

In the First Channel Election - Licensee/Permittee makes the following channel election from its currently assigned NTSC/DTV channels: 43

APPLICATION HISTORY

BCERET-20041028AFS	Pre-Election Certif.	Tendered for Filing 10/29/2004
BFREET-20050125AAE	First Round Election	Approved 06/23/2005
BDTRET-20080219AMN	DTV Transition Report	Pending 02/20/2008
BDERET-20080709ADD	DTV Education Report	Received 07/10/2008
BDERET-20081007ADE	DTV Education Report	Received 10/08/2008
BDERET-20090107ACH	DTV Education Report	Received 01/08/2009
-	Analog Service Termination	Pending 03/17/2009
BDERET-20090409AFR	DTV Education Report	Received 04/10/2009
BDTUET-20090416AAI	DTV Transition Update	Pending 04/17/2009
BDEREDT-20090706AGF	DTV Education Report	Received 07/07/2009

IMPORTED LETTERS

History card

01/01/1980