Ilfracombe - Ofcom TX Visualiser

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Ilfracombe

Ilfracombe · Heart · 97.3 MHz

Historic names: Lantern FM, Lantern Radio (licence AL000140)

Antenna pattern

In-use horizontal pattern

ERP field: In-UseERP/HP = 50 W

0° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° N E S W 0°: 1.5 dB attenuation; relative ERP 70.8% of peak 10°: 0.5 dB attenuation; relative ERP 89.1% of peak 20°: 0 dB attenuation; relative ERP 100% of peak 30°: 0 dB attenuation; relative ERP 100% of peak 40°: 0.25 dB attenuation; relative ERP 94.4% of peak 50°: 1 dB attenuation; relative ERP 79.4% of peak 60°: 2 dB attenuation; relative ERP 63.1% of peak 70°: 3.5 dB attenuation; relative ERP 44.7% of peak 80°: 6 dB attenuation; relative ERP 25.1% of peak 90°: 9 dB attenuation; relative ERP 12.6% of peak 100°: 13 dB attenuation; relative ERP 5% of peak 110°: 20 dB attenuation; relative ERP 1% of peak 120°: 20 dB attenuation; relative ERP 1% of peak 130°: 20 dB attenuation; relative ERP 1% of peak 140°: 18 dB attenuation; relative ERP 1.6% of peak 150°: 16 dB attenuation; relative ERP 2.5% of peak 160°: 15 dB attenuation; relative ERP 3.2% of peak 170°: 12 dB attenuation; relative ERP 6.3% of peak 180°: 11 dB attenuation; relative ERP 7.9% of peak 190°: 11 dB attenuation; relative ERP 7.9% of peak 200°: 11 dB attenuation; relative ERP 7.9% of peak 210°: 11 dB attenuation; relative ERP 7.9% of peak 220°: 12 dB attenuation; relative ERP 6.3% of peak 230°: 13 dB attenuation; relative ERP 5% of peak 240°: 15 dB attenuation; relative ERP 3.2% of peak 250°: 16 dB attenuation; relative ERP 2.5% of peak 260°: 16 dB attenuation; relative ERP 2.5% of peak 270°: 16 dB attenuation; relative ERP 2.5% of peak 280°: 18 dB attenuation; relative ERP 1.6% of peak 290°: 20 dB attenuation; relative ERP 1% of peak 300°: 20 dB attenuation; relative ERP 1% of peak 310°: 20 dB attenuation; relative ERP 1% of peak 320°: 14 dB attenuation; relative ERP 4% of peak 330°: 9 dB attenuation; relative ERP 12.6% of peak 340°: 5 dB attenuation; relative ERP 31.6% of peak 350°: 2.5 dB attenuation; relative ERP 56.2% 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): 20°, 30° at 0 dB attenuation.

Deepest restriction(s): 110°, 120°, 130°, 290°, 300°, 310° at 20 dB attenuation.

In-use vertical pattern

ERP field: In-Use ERP/VP = 50 W

0° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° N E S W 0°: 0.25 dB attenuation; relative ERP 94.4% of peak 10°: 1 dB attenuation; relative ERP 79.4% of peak 20°: 1 dB attenuation; relative ERP 79.4% of peak 30°: 1 dB attenuation; relative ERP 79.4% of peak 40°: 0.75 dB attenuation; relative ERP 84.1% of peak 50°: 0.75 dB attenuation; relative ERP 84.1% of peak 60°: 1 dB attenuation; relative ERP 79.4% of peak 70°: 1.25 dB attenuation; relative ERP 75% of peak 80°: 1.5 dB attenuation; relative ERP 70.8% of peak 90°: 1.75 dB attenuation; relative ERP 66.8% of peak 100°: 2.25 dB attenuation; relative ERP 59.6% of peak 110°: 3.5 dB attenuation; relative ERP 44.7% of peak 120°: 5.5 dB attenuation; relative ERP 28.2% of peak 130°: 8.5 dB attenuation; relative ERP 14.1% of peak 140°: 11 dB attenuation; relative ERP 7.9% of peak 150°: 8 dB attenuation; relative ERP 15.8% of peak 160°: 8.5 dB attenuation; relative ERP 14.1% of peak 170°: 13 dB attenuation; relative ERP 5% of peak 180°: 13 dB attenuation; relative ERP 5% of peak 190°: 13 dB attenuation; relative ERP 5% of peak 200°: 15 dB attenuation; relative ERP 3.2% of peak 210°: 20 dB attenuation; relative ERP 1% of peak 220°: 20 dB attenuation; relative ERP 1% of peak 230°: 20 dB attenuation; relative ERP 1% of peak 240°: 20 dB attenuation; relative ERP 1% of peak 250°: 20 dB attenuation; relative ERP 1% of peak 260°: 13 dB attenuation; relative ERP 5% of peak 270°: 10 dB attenuation; relative ERP 10% of peak 280°: 8.5 dB attenuation; relative ERP 14.1% of peak 290°: 7.5 dB attenuation; relative ERP 17.8% of peak 300°: 5 dB attenuation; relative ERP 31.6% of peak 310°: 4.5 dB attenuation; relative ERP 35.5% of peak 320°: 4.5 dB attenuation; relative ERP 35.5% of peak 330°: 2 dB attenuation; relative ERP 63.1% of peak 340°: 0.5 dB attenuation; relative ERP 89.1% of peak 350°: 0 dB attenuation; relative ERP 100% 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): 350° at 0 dB attenuation.

Deepest restriction(s): 210°, 220°, 230°, 240°, 250° at 20 dB attenuation.

Parameters

Date 03/12/2002
Station Heart
Area Ilfracombe
Site Ilfracombe
Licence AL000140
mb21 Ilfracombe
MCA map Open Ofcom MCA map
Frequency 97.3
NGR SS50704648
RDS PS Heart___
RDS PI C369
Switched PI C769
TP/TA N
TMC Y
Lat 51.197976
Long -4.138233
Site Ht 203
In-Use Aerial Ht 19
In-UseERP/HP 50 W
In-Use ERP/VP 50 W
Max Dir 30
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°
1.50.5000.25123.5691320202018161512111111111213151616161820202014952.5

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°
0.251110.750.7511.251.51.752.253.55.58.51188.513131315202020202013108.57.554.54.520.50