Larne - Ofcom TX Visualiser

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Larne

Larne · Cool FM/Downtown Radio · 97.1 MHz

Historic names: Downtown Radio, DTRFM (licence AL000121)

Antenna pattern

In-use horizontal pattern

ERP field: In-UseERP/HP = 40 W

0° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° N E S W 0°: 3 dB attenuation; relative ERP 50.1% of peak 10°: 5 dB attenuation; relative ERP 31.6% of peak 20°: 6 dB attenuation; relative ERP 25.1% of peak 30°: 6 dB attenuation; relative ERP 25.1% of peak 40°: 6 dB attenuation; relative ERP 25.1% of peak 50°: 6 dB attenuation; relative ERP 25.1% of peak 60°: 5 dB attenuation; relative ERP 31.6% of peak 70°: 3 dB attenuation; relative ERP 50.1% of peak 80°: 2 dB attenuation; relative ERP 63.1% of peak 90°: 2 dB attenuation; relative ERP 63.1% of peak 100°: 1 dB attenuation; relative ERP 79.4% of peak 110°: 0.5 dB attenuation; relative ERP 89.1% of peak 120°: 0.5 dB attenuation; relative ERP 89.1% of peak 130°: 0.5 dB attenuation; relative ERP 89.1% of peak 140°: 1 dB attenuation; relative ERP 79.4% of peak 150°: 1 dB attenuation; relative ERP 79.4% of peak 160°: 0.5 dB attenuation; relative ERP 89.1% of peak 170°: 0 dB attenuation; relative ERP 100% of peak 180°: 0.5 dB attenuation; relative ERP 89.1% of peak 190°: 1 dB attenuation; relative ERP 79.4% of peak 200°: 1 dB attenuation; relative ERP 79.4% of peak 210°: 0.5 dB attenuation; relative ERP 89.1% of peak 220°: 0.5 dB attenuation; relative ERP 89.1% of peak 230°: 1 dB attenuation; relative ERP 79.4% of peak 240°: 1 dB attenuation; relative ERP 79.4% of peak 250°: 0.5 dB attenuation; relative ERP 89.1% of peak 260°: 1 dB attenuation; relative ERP 79.4% of peak 270°: 0.5 dB attenuation; relative ERP 89.1% of peak 280°: 1 dB attenuation; relative ERP 79.4% of peak 290°: 1 dB attenuation; relative ERP 79.4% of peak 300°: 0.5 dB attenuation; relative ERP 89.1% of peak 310°: 0.5 dB attenuation; relative ERP 89.1% of peak 320°: 0.5 dB attenuation; relative ERP 89.1% of peak 330°: 1 dB attenuation; relative ERP 79.4% of peak 340°: 1 dB attenuation; relative ERP 79.4% of peak 350°: 2 dB attenuation; relative ERP 63.1% of peak

Pattern values are treated as dB attenuation. The outer ring is the lowest attenuation / strongest direction; radius uses field-strength scaling: 10−dB/20.

Best bearing(s): 170° at 0 dB attenuation.

Deepest restriction(s): 20°, 30°, 40°, 50° at 6 dB attenuation.

In-use vertical pattern

ERP field: In-Use ERP/VP = 40 W

0° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° N E S W 0°: 3 dB attenuation; relative ERP 50.1% of peak 10°: 5 dB attenuation; relative ERP 31.6% of peak 20°: 6 dB attenuation; relative ERP 25.1% of peak 30°: 6 dB attenuation; relative ERP 25.1% of peak 40°: 6 dB attenuation; relative ERP 25.1% of peak 50°: 6 dB attenuation; relative ERP 25.1% of peak 60°: 5 dB attenuation; relative ERP 31.6% of peak 70°: 3 dB attenuation; relative ERP 50.1% of peak 80°: 2 dB attenuation; relative ERP 63.1% of peak 90°: 2 dB attenuation; relative ERP 63.1% of peak 100°: 1 dB attenuation; relative ERP 79.4% of peak 110°: 0.5 dB attenuation; relative ERP 89.1% of peak 120°: 0.5 dB attenuation; relative ERP 89.1% of peak 130°: 0.5 dB attenuation; relative ERP 89.1% of peak 140°: 1 dB attenuation; relative ERP 79.4% of peak 150°: 1 dB attenuation; relative ERP 79.4% of peak 160°: 0.5 dB attenuation; relative ERP 89.1% of peak 170°: 0 dB attenuation; relative ERP 100% of peak 180°: 0.5 dB attenuation; relative ERP 89.1% of peak 190°: 1 dB attenuation; relative ERP 79.4% of peak 200°: 1 dB attenuation; relative ERP 79.4% of peak 210°: 0.5 dB attenuation; relative ERP 89.1% of peak 220°: 0.5 dB attenuation; relative ERP 89.1% of peak 230°: 1 dB attenuation; relative ERP 79.4% of peak 240°: 1 dB attenuation; relative ERP 79.4% of peak 250°: 0.5 dB attenuation; relative ERP 89.1% of peak 260°: 1 dB attenuation; relative ERP 79.4% of peak 270°: 0.5 dB attenuation; relative ERP 89.1% of peak 280°: 1 dB attenuation; relative ERP 79.4% of peak 290°: 1 dB attenuation; relative ERP 79.4% of peak 300°: 0.5 dB attenuation; relative ERP 89.1% of peak 310°: 0.5 dB attenuation; relative ERP 89.1% of peak 320°: 0.5 dB attenuation; relative ERP 89.1% of peak 330°: 1 dB attenuation; relative ERP 79.4% of peak 340°: 1 dB attenuation; relative ERP 79.4% of peak 350°: 2 dB attenuation; relative ERP 63.1% of peak

Pattern values are treated as dB attenuation. The outer ring is the lowest attenuation / strongest direction; radius uses field-strength scaling: 10−dB/20.

Best bearing(s): 170° at 0 dB attenuation.

Deepest restriction(s): 20°, 30°, 40°, 50° at 6 dB attenuation.

Parameters

Date 08/02/1998
Station Cool FM/Downtown Radio
Area Larne
Site Larne
Licence AL000121
mb21 Larne
MCA map Open Ofcom MCA map
Frequency 97.1
NGR ID39490375
RDS PS Downtown
RDS PI CC86
Switched PI
TP/TA Y
TMC
Lat 54.862024
Long -5.828421
Site Ht 119
In-Use Aerial Ht 41
In-UseERP/HP 40 W
In-Use ERP/VP 40 W
Max Dir 210
Licensed ERP/HP 50 W
Licensed ERP/VP 50 W

Pattern values

In-use horizontal pattern

0°10°20°30°40°50°60°70°80°90°100°110°120°130°140°150°160°170°180°190°200°210°220°230°240°250°260°270°280°290°300°310°320°330°340°350°
356666532210.50.50.5110.500.5110.50.5110.510.5110.50.50.5112

In-use vertical pattern

0°10°20°30°40°50°60°70°80°90°100°110°120°130°140°150°160°170°180°190°200°210°220°230°240°250°260°270°280°290°300°310°320°330°340°350°
356666532210.50.50.5110.500.5110.50.5110.510.5110.50.50.5112