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WMPT

ANNAPOLIS MD

DIGITAL TV STATION

PBS

Channel 21 (Virtual 22)

Maryland Public Broadcasting Commission
11767 Owings Mills Boulevard
Owings Mills MD 21117
4103565600
Facility ID: 65942
Licensed

View Public File
Correspondence
FRN: 0003857380

0000136496

Granted

06/22/2021

REC Application ID: 5226068 (LMS)
Record Type: Digital TV (DTV) Station
Application Purpose: Modification of License-ATSC3 Amend
Channel: 21
Expiration Date: 10/01/2028

SITE # 1

TV Zone: : 1
NAD83 Coordinates: 39 0' 36.7" N / 76 36' 31.8" W
Antenna Structure Registration Number: 1225569
Elevation: 44.5 m AMSL
Antenna Type: DIE TFU-30GTH/VP-R-O6
Antenna Polarization: Elliptical
Effective Radiated Power: 1000kW
Maximum Antenna Power Gain: 12.55 dB
Radiation center-above mean sea level: 309.1
Radiation center above average terrain 284
Overall antenna height above ground: 275.2
Non-Directional Antenna
Antenna System ID: 1002040

Rad	Field	dB	ERP	Rad	Field	dB	ERP	Rad	Field	dB	ERP
0	1.000	0.0	1000.000	120	1.000	0.0	1000.000	240	1.000	0.0	1000.000
10	1.000	0.0	1000.000	130	1.000	0.0	1000.000	250	1.000	0.0	1000.000
20	1.000	0.0	1000.000	140	1.000	0.0	1000.000	260	1.000	0.0	1000.000
30	1.000	0.0	1000.000	150	1.000	0.0	1000.000	270	1.000	0.0	1000.000
40	1.000	0.0	1000.000	160	1.000	0.0	1000.000	280	1.000	0.0	1000.000
50	1.000	0.0	1000.000	170	1.000	0.0	1000.000	290	1.000	0.0	1000.000
60	1.000	0.0	1000.000	180	1.000	0.0	1000.000	300	1.000	0.0	1000.000
70	1.000	0.0	1000.000	190	1.000	0.0	1000.000	310	1.000	0.0	1000.000
80	1.000	0.0	1000.000	200	1.000	0.0	1000.000	320	1.000	0.0	1000.000
90	1.000	0.0	1000.000	210	1.000	0.0	1000.000	330	1.000	0.0	1000.000
100	1.000	0.0	1000.000	220	1.000	0.0	1000.000	340	1.000	0.0	1000.000
110	1.000	0.0	1000.000	230	1.000	0.0	1000.000	350	1.000	0.0	1000.000

0000120421

Granted

08/17/2020

0000120298

Granted

08/11/2020

0000084314

Granted

10/09/2019

0000029874

Granted

01/05/2018

0000025178

Granted

07/10/2017

BLEDT-20100813BHC

Granted

05/18/2011

BPEDT-20080620AIA

Granted

06/05/2009

BPEDT-20080620AIA

Superceded

08/22/2008

BLET-20030903ABE

Granted

10/09/2003

BLEDT-20030903ABC

Granted

10/09/2003

BPET-20000503ABO

Granted

09/12/2001

BPET-20000503ABO

Superceded

06/08/2001

BMPEDT-20000501AIL

Granted

06/06/2001

BPEDT-19990112KG

Granted

06/25/1999

BLET-381

Granted

12/23/1980

BROADCAST AUXILIARY/REMOTE PICK-UP/STL
KBH804	450.0975	1690 HAWKINS RD.
KBH804	450.5975	1690 HAWKINS RD.
KBH804	455.0975	1690 HAWKINS RD.
KBH804	455.3375	1690 HAWKINS RD.
KBH804	455.5975	1690 HAWKINS RD.

CALL SIGN HISTORY

WAPB - 00/00/0000 (CDBS)
WMPT - 07/04/1984 (CDBS)
WMPT - 00/00/0000 (LMS)
Where this call sign has been:
00/00/0000 on 1450.0 in SOUTH WILLIAMSPORT PA - now DWFXX (CDBS)
04/03/1981 on 99.3 in SOUTH WILLIAMSPORT PA - now WZXR (CDBS)

Applications

DTV Transition

TV Repack

Childrens TV

APPLICATION HISTORY

	BLET-381	License to Cover	Granted 12/23/1980
	BRET-19810601KE	Renewal	Granted 04/22/1982
	BRET-19860602KN	Renewal	Granted 09/05/1986
	BRET-19910603KI	Renewal	Granted 12/03/1991
	BRET-19960531LB	Renewal	Granted 09/30/1996
	BPEDT-19990112KG	Modification	Granted 06/25/1999
	BMPEDT-20000501AIL	Modification	Granted 06/06/2001
	BPET-20000503ABO	Modification	Granted 09/12/2001
	BLEDT-20030903ABC	License to Cover	Granted 10/09/2003
	BLET-20030903ABE	License to Cover	Granted 10/09/2003
	BAFEDT-20031121AIK	Ancillary Fee	Received 11/24/2003
	BRET-20040601BKW	Renewal	Granted 10/01/2004
	BAFEDT-20041122ADT	Ancillary Fee	Received 11/23/2004
	BAFEDT-20051128AOD	Ancillary Fee	Received 11/29/2005
	BAFEDT-20061115AAH	Ancillary Fee	Received 11/16/2006
	BAFEDT-20071129AER	Ancillary Fee	Received 11/30/2007
	BAFEDT-20081125ACU	Ancillary Fee	Received 11/26/2008
	BPEDT-20080620AIA	Modification	Granted 06/05/2009
	BAFEDT-20091123AFS	Ancillary Fee	Received 11/24/2009
	BAFEDT-20101119ACA	Ancillary Fee	Received 11/22/2010
	BLEDT-20100813BHC	License to Cover	Granted 05/18/2011
	BAFEDT-20111118AWV	Ancillary Fee	Received 11/21/2011
	BAFEDT-20121116ALR	Ancillary Fee	Received 11/19/2012
	BAFEDT-20131125BTJ	Ancillary Fee	Received 11/26/2013
	BAFEDT-20141029ABJ	Ancillary Fee	Received 10/30/2014
	0000020808	Administrative Update	Received 01/10/2017
	0000021251	Administrative Update	Received 01/12/2017
	0000025178	Modify License	Granted 07/10/2017
	BREDT-20120530AEK	Renewal	Granted 09/25/2017
	0000029874	Major Modification	Granted 01/05/2018
	0000063170	Special Temporary Authority-legal amendment	Granted 02/22/2019
	BLSTA-0000063170	Special Temporary Authority	Granted 02/22/2019
	0000078629	CP Extension	Granted 08/21/2019
	0000084314	License to Cover	Granted 10/09/2019
	0000120298	Construction Permit	Granted 08/11/2020
	0000120421	License to Cover	Granted 08/17/2020
	0000115602	Renewal	Granted 09/23/2020
	0000136496	Modification of License-ATSC3 Amend	Granted 06/22/2021
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)

IMPORTED LETTERS

History card

01/01/1980