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Licensing and Management System

Facility ID:59488WHDT-LD

Channel:
4
Station Type:
Main
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0000125237 Withdrawal of Special Temporary Authority Withdrawn, In-Active Status Date: 01/05/2021 01/04/2021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BDISDTL-20090313AAF Displacement Superceded, In-Active Status Date: 07/09/2009 03/13/2009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:
0000221668
Service:
Low Power Digital TV
Channel:
4
Class:
Application Status:
Granted
Authorization Type:
CP
Submit Date:
09/29/2023

LPD Antenna

Site 1

NAD83 Coordinates:
42 21' 30.6" N 71 3' 30.1" W
Make Mode:
JAM Balanced Phasor Spearhead Antenna
Rotation:
3
Antenna Type:
Directional Custom
Antenna Polarization:
Circular
ERP
3 kW
RCAMSL:
187.7 meters
HAAT:
RCAGL:
178.3 meters

Directional Antenna Relative Field Values (Pre-rotated Pattern)

Rad Field ERP Rad Field ERP Rad Field ERP Rad Field ERP
0 0.321 0.30912 90 0.126 0.04763 180 0.321 0.30912 270 0.937 2.63391
10 0.258 0.19969 100 0.087 0.02271 190 0.441 0.58344 280 0.981 2.88708
20 0.205 0.12607 110 0.035 0.00368 200 0.618 1.14577 290 0.961 2.77056
30 0.188 0.10603 120 0.151 0.0684 210 0.797 1.90563 300 0.766 1.76027
40 0.29 0.2523 130 0.191 0.10944 220 0.866 2.24987 310 0.737 1.62951
50 0.19 0.1083 140 0.289 0.25056 230 0.736 1.62509 320 0.87 2.2707
60 0.153 0.07023 150 0.188 0.10603 240 0.766 1.76027 330 0.799 1.9152
70 0.037 0.00411 160 0.207 0.12855 250 0.96 2.7648 340 0.618 1.14577
80 0.082 0.02017 170 0.259 0.20124 260 0.977 2.86359 350 0.441 0.58344

Additional Azimuths

Rad Field ERP
68 0.023 0.00159
96 0.035 0.00368
112 0.023 0.00159
284 1.0 3.0