Licensee (Owner): WGBH EDUCATIONAL FOUNDATION (WGBH Educational Foundation)
Service Designation: DTX Digital Auxiliary Facility
Channel: 13   210 - 216 MHz Licensed 
File Number: 0000121807     Facility ID Number: 72096
Application ID Number: 25076ff37493d88901749c7c4fe80b54
CDBS Application ID: 2037161

Location: Mount Tom (MA)
42°	14'	29.5"	N	(42.241528)	Latitude
72°	38'	54.1"	W	(-72.648361)	Longitude (NAD83)

Polarization: Horizontal (H)	Horizontal	Vertical
Effective Radiated Power (ERP):	30		kW ERP
TV Zone: 1	Feet	Meters
Antenna Height Above Average Terrain:	961'	293m
Antenna Height Above Ground Level:	86'	26.1m
Antenna Height Above Mean Sea Level:	1286'	392.1m

4.34 kW TPO - 0.39 dB line loss + 8.79 dB antenna gain = 30 kW ERP

6.37 dBk TPO - 0.39 dB line loss + 8.79 dB antenna gain = 14.77 dBk ERP

Directional	Antenna ID No.: 1007343	Pattern Rotation: 180°
Elec. Beam Tilt: 1.75°
Antenna Make: Dielectric	Antenna Model: ALV4H7-HSOC-13
Relative Field values for directional antenna		Relative Field polar plot
Relative field values do not include any pattern rotation that may be indicated above.

0°  1.000      10°  0.995      20°  0.979      30°  0.950      40°  0.911      50°  0.861

60°  0.805      70°  0.745      80°  0.685      90°  0.631    100°  0.588    110°  0.560

120°  0.551    130°  0.557    140°  0.575    150°  0.596    160°  0.616    170°  0.631

180°  0.638    190°  0.634    200°  0.624    210°  0.604    220°  0.582    230°  0.562

240°  0.549    250°  0.552    260°  0.571    270°  0.608    280°  0.660    290°  0.719

300°  0.782    310°  0.842    320°  0.894    330°  0.938    340°  0.970    350°  0.991

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