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Licensing and Management System

Facility ID:6090K251AC

Channel:
251
Station Type:
Main
Community:
HELENA, MT
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Application Technical History

Application
Submit Date
BLFT-20141112AFU License To Cover Granted, Active Status Date: 12/01/2014 11/12/2014
BPFT-20120730ANR Minor Modification Granted, In-Active Status Date: 09/27/2012 07/30/2012
BLFT-19940511TA License To Cover Granted, In-Active Status Date: 06/30/1994 05/11/1994

Contour Map

Application

File Number:
BLFT-20141112AFU
Record Type:
FX
NAD83 Coordinates:
46 49' 29.7" N 111 42' 15.9" W
Channel:
251
Class:
D
Domestic Status:
Elevation:
2357 meters
Effective Radiated Power:
0.05 kW

FX Antenna

Site 1

Antenna Type:
Directional
Number of Sections:
Wavelength Spacing:
RCAMSL:
2384 meters
HAAT:
661.3 meters
Overall antenna height above ground:
43 meters

Directional Antenna Relative Field Values (Pre-rotated Pattern)

Rad Field ERP Rad Field ERP Rad Field ERP Rad Field ERP
0 1.0 0.05 90 0.159 0.00126 180 0.145 0.00106 270 0.155 0.00117
10 0.963 0.04637 100 0.117 6.8E-4 190 0.148 0.00109 280 0.137 9.4E-4
20 0.87 0.03785 110 0.063 2.0E-4 200 0.142 9.8E-4 290 0.137 0.00104
30 0.727 0.02643 120 0.037 7.0E-5 210 0.12 6.7E-4 300 0.207 0.00249
40 0.553 0.01529 130 0.053 1.4E-4 220 0.08 2.8E-4 310 0.37 0.00754
50 0.357 0.00637 140 0.097 4.9E-4 230 0.03 4.0E-5 320 0.553 0.01627
60 0.2 0.002 150 0.113 6.5E-4 240 0.017 2.0E-5 330 0.727 0.02749
70 0.14 9.8E-4 160 0.127 8.2E-4 250 0.057 2.2E-4 340 0.872 0.03886
80 0.146 0.00107 170 0.137 9.5E-4 260 0.143 0.00104 350 0.968 0.04716