Licensee (Owner): MARYLAND PUBLIC BROADCASTING COMMISSION (Maryland PBC)
Service Designation: DTV Full Service Digital TV Station
Channel: 22   518 - 524 MHz Licensed 
File Number: 0000107690     Facility ID Number: 65944
Application ID Number: 25076f9170b21b9a0170c6295ac92f87
CDBS Application ID: 2035523

Location: Gwynnbrook (MD)
39°	26'	49.9"	N	(39.447194)	Latitude
76°	46'	47.2"	W	(-76.779778)	Longitude (NAD83)

Polarization: Horizontal (H)	Horizontal	Vertical
Effective Radiated Power (ERP):	90		kW ERP
TV Zone: 1	Feet	Meters
Antenna Height Above Average Terrain:	1007'	307m
Antenna Height Above Ground Level:	895'	273m
Antenna Height Above Mean Sea Level:	1523'	464.4m

4.43 kW TPO - 0.92 dB line loss + 14 dB antenna gain = 90 kW ERP

6.46 dBk TPO - 0.92 dB line loss + 14 dB antenna gain = 19.54 dBk ERP

Directional	Antenna ID No.: 1006545	Pattern Rotation: 0°
Elec. Beam Tilt: 1.2°
Antenna Make: DIE	Antenna Model: TUA-O4-12/48H-1-R
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°  0.937      20°  0.810      30°  0.816      40°  0.929      50°  0.900

60°  0.770      70°  0.817      80°  0.958      90°  1.000    100°  0.937    110°  0.810

120°  0.816    130°  0.929    140°  0.900    150°  0.770    160°  0.817    170°  0.958

180°  1.000    190°  0.937    200°  0.810    210°  0.816    220°  0.929    230°  0.900

240°  0.770    250°  0.817    260°  0.958    270°  1.000    280°  0.937    290°  0.810

300°  0.816    310°  0.929    320°  0.900    330°  0.770    340°  0.817    350°  0.958

ASRN:	1225570   ULS Data   Other Stations on Tower
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