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Licensing and Management System

Facility ID:59488WHDT-LD

Channel:
4
Station Type:
Community:
BOSTON, MA
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Application Technical History

Application
Submit Date
0000221668 Minor Modification Granted, Active Status Date: 10/13/2023 09/29/2023
0000215010 Minor Modification Granted, In-Active Status Date: 06/15/2023 05/19/2023
0000153397 Minor Modification Granted, In-Active Status Date: 07/21/2021 07/20/2021
0000125237 Withdrawal of Special Temporary Authority Withdrawn, In-Active Status Date: 01/05/2021 01/04/2021
0000052060 Displacement Granted, In-Active Status Date: 09/18/2018 04/10/2018
BLDTL-20091210ADU License To Cover Granted, Active Status Date: 02/23/2010 12/10/2009
BDISDTL-20090313AAF Displacement Amendment Granted, In-Active Status Date: 09/10/2009 03/13/2009
BDISDTL-20090313AAF Displacement Superceded, In-Active Status Date: 07/09/2009 03/13/2009
BLTTL-20031231AAX License To Cover Granted, In-Active Status Date: 01/06/2004 12/31/2003
BPTTL-20030312AFJ Minor Modification Granted, In-Active Status Date: 04/10/2003 03/12/2003
BLTTL-20030211ABN License To Cover Granted, In-Active Status Date: 03/13/2003 02/11/2003
BMPTTL-20010112ABT Minor Modification Granted, In-Active Status Date: 12/07/2001 01/24/2001
BMPTTL-198912084J Major Modification Granted, In-Active Status Date: 10/22/1993 12/08/1989
BPTTL-19821108TV Construction Permit Amendment Granted, In-Active Status Date: 05/27/1988 11/08/1982

Contour Map

Application

File Number:
BDISDTL-20090313AAF
Service:
Low Power Digital TV
Channel:
4
Class:
Application Status:
Granted
Authorization Type:
CP
Submit Date:
03/13/2009

LPD Antenna

Site 1

NAD83 Coordinates:
42 21' 31.3" N 71 3' 31.1" W
Make Mode:
MIG 3-DIE-WHDN-CUSTOM
Rotation:
0
Antenna Type:
Directional Custom
Antenna Polarization:
ERP
15 kW
RCAMSL:
198.7 meters
HAAT:
RCAGL:
186.7 meters

Directional Antenna Relative Field Values (Pre-rotated Pattern)

Rad Field ERP Rad Field ERP Rad Field ERP Rad Field ERP
0 0.308 1.42296 90 1.0 15.0 180 0.963 13.91053 270 0.995 14.85038
10 0.267 1.06934 100 0.95 13.5375 190 0.894 11.98854 280 0.964 13.93944
20 0.241 0.87121 110 0.851 10.86301 200 0.769 8.87042 290 0.876 11.51064
30 0.304 1.38624 120 0.802 9.64806 210 0.728 7.94976 300 0.741 8.23622
40 0.438 2.87766 130 0.819 10.06141 220 0.789 9.33781 310 0.584 5.11584
50 0.581 5.06341 140 0.766 8.80134 230 0.791 9.38521 320 0.412 2.54616
60 0.735 8.10337 150 0.705 7.45537 240 0.766 8.80134 330 0.287 1.23553
70 0.905 12.28537 160 0.786 9.26694 250 0.841 10.60921 340 0.259 1.00621
80 0.995 14.85038 170 0.932 13.02936 260 0.958 13.76646 350 0.305 1.39537

Additional Azimuths

Rad Field ERP
19 0.24 0.864
177 0.967 14.02633
268 0.996 14.88024
338 0.256 0.98304