Tottington - Ofcom TX Visualiser

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Tottington

Bolton · Greatest Hits Radio · 107.4 MHz

Historic names: Tower FM, 107.4 Tower FM (licence AL100918)

Antenna pattern

In-use horizontal pattern

ERP field: In-UseERP/HP = 80 W

0° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° N E S W 0°: 10 dB attenuation; relative ERP 10% of peak 10°: 14 dB attenuation; relative ERP 4% of peak 20°: 14 dB attenuation; relative ERP 4% of peak 30°: 10 dB attenuation; relative ERP 10% of peak 40°: 7 dB attenuation; relative ERP 20% of peak 50°: 5 dB attenuation; relative ERP 31.6% of peak 60°: 4 dB attenuation; relative ERP 39.8% of peak 70°: 3 dB attenuation; relative ERP 50.1% of peak 80°: 2 dB attenuation; relative ERP 63.1% of peak 90°: 1 dB attenuation; relative ERP 79.4% of peak 100°: 0.5 dB attenuation; relative ERP 89.1% of peak 110°: 0 dB attenuation; relative ERP 100% of peak 120°: 0 dB attenuation; relative ERP 100% of peak 130°: 0.5 dB attenuation; relative ERP 89.1% of peak 140°: 1 dB attenuation; relative ERP 79.4% of peak 150°: 2 dB attenuation; relative ERP 63.1% of peak 160°: 3 dB attenuation; relative ERP 50.1% of peak 170°: 5 dB attenuation; relative ERP 31.6% of peak 180°: 7 dB attenuation; relative ERP 20% of peak 190°: 12 dB attenuation; relative ERP 6.3% of peak 200°: 18 dB attenuation; relative ERP 1.6% of peak 210°: 12 dB attenuation; relative ERP 6.3% of peak 220°: 7 dB attenuation; relative ERP 20% of peak 230°: 5 dB attenuation; relative ERP 31.6% of peak 240°: 4 dB attenuation; relative ERP 39.8% of peak 250°: 3 dB attenuation; relative ERP 50.1% of peak 260°: 4 dB attenuation; relative ERP 39.8% of peak 270°: 4 dB attenuation; relative ERP 39.8% of peak 280°: 4 dB attenuation; relative ERP 39.8% of peak 290°: 4 dB attenuation; relative ERP 39.8% of peak 300°: 3 dB attenuation; relative ERP 50.1% of peak 310°: 2.5 dB attenuation; relative ERP 56.2% of peak 320°: 2.5 dB attenuation; relative ERP 56.2% of peak 330°: 3 dB attenuation; relative ERP 50.1% of peak 340°: 4 dB attenuation; relative ERP 39.8% of peak 350°: 7 dB attenuation; relative ERP 20% 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): 110°, 120° at 0 dB attenuation.

Deepest restriction(s): 200° at 18 dB attenuation.

In-use vertical pattern

ERP field: In-Use ERP/VP = 100 W

0° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° N E S W 0°: 2 dB attenuation; relative ERP 63.1% 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 dB attenuation; relative ERP 100% of peak 50°: 0 dB attenuation; relative ERP 100% of peak 60°: 0.5 dB attenuation; relative ERP 89.1% of peak 70°: 0.5 dB attenuation; relative ERP 89.1% of peak 80°: 0.5 dB attenuation; relative ERP 89.1% of peak 90°: 0.5 dB attenuation; relative ERP 89.1% of peak 100°: 0.5 dB attenuation; relative ERP 89.1% of peak 110°: 1 dB attenuation; relative ERP 79.4% of peak 120°: 1 dB attenuation; relative ERP 79.4% of peak 130°: 1 dB attenuation; relative ERP 79.4% of peak 140°: 1 dB attenuation; relative ERP 79.4% of peak 150°: 1 dB attenuation; relative ERP 79.4% of peak 160°: 1 dB attenuation; relative ERP 79.4% of peak 170°: 1 dB attenuation; relative ERP 79.4% of peak 180°: 1 dB attenuation; relative ERP 79.4% of peak 190°: 1 dB attenuation; relative ERP 79.4% of peak 200°: 1 dB attenuation; relative ERP 79.4% of peak 210°: 1.5 dB attenuation; relative ERP 70.8% of peak 220°: 2 dB attenuation; relative ERP 63.1% of peak 230°: 3 dB attenuation; relative ERP 50.1% of peak 240°: 4 dB attenuation; relative ERP 39.8% of peak 250°: 5 dB attenuation; relative ERP 31.6% of peak 260°: 6 dB attenuation; relative ERP 25.1% of peak 270°: 7 dB attenuation; relative ERP 20% of peak 280°: 7.5 dB attenuation; relative ERP 17.8% of peak 290°: 7.5 dB attenuation; relative ERP 17.8% of peak 300°: 7.5 dB attenuation; relative ERP 17.8% of peak 310°: 7 dB attenuation; relative ERP 20% of peak 320°: 6 dB attenuation; relative ERP 25.1% of peak 330°: 5 dB attenuation; relative ERP 31.6% of peak 340°: 4 dB attenuation; relative ERP 39.8% of peak 350°: 3 dB attenuation; relative ERP 50.1% 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): 20°, 30°, 40°, 50° at 0 dB attenuation.

Deepest restriction(s): 280°, 290°, 300° at 7.5 dB attenuation.

Parameters

Date 14/03/1999
Station Greatest Hits Radio
Area Bolton
Site Tottington
Licence AL100918
mb21 Tottington
MCA map Open Ofcom MCA map
Frequency 107.4
NGR SD76361213
RDS PS GRT_HITS
RDS PI C499
Switched PI
TP/TA Y
TMC
Lat 53.605192
Long -2.358735
Site Ht 226
In-Use Aerial Ht 25
In-UseERP/HP 80 W
In-Use ERP/VP 100 W
Max Dir 125
Licensed ERP/HP 100 W
Licensed ERP/VP 100 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°
101414107543210.5000.5123571218127543444432.52.5347

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°
20.500000.50.50.50.50.511111111111.52345677.57.57.576543