Snaefell - Ofcom TX Visualiser

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Snaefell

Isle of Man · Manx Radio (FM) · 89 MHz

Antenna pattern

In-use horizontal pattern

ERP field: In-UseERP/HP = 930 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°: 3.5 dB attenuation; relative ERP 44.7% of peak 20°: 4.5 dB attenuation; relative ERP 35.5% of peak 30°: 2 dB attenuation; relative ERP 63.1% of peak 40°: 0 dB attenuation; relative ERP 100% of peak 50°: 0 dB attenuation; relative ERP 100% of peak 60°: 3 dB attenuation; relative ERP 50.1% of peak 70°: 6 dB attenuation; relative ERP 25.1% of peak 80°: 4.5 dB attenuation; relative ERP 35.5% of peak 90°: 1.75 dB attenuation; relative ERP 66.8% of peak 100°: 1.25 dB attenuation; relative ERP 75% of peak 110°: 1.5 dB attenuation; relative ERP 70.8% of peak 120°: 1.25 dB attenuation; relative ERP 75% of peak 130°: 0.75 dB attenuation; relative ERP 84.1% of peak 140°: 0 dB attenuation; relative ERP 100% of peak 150°: 0 dB attenuation; relative ERP 100% of peak 160°: 1.25 dB attenuation; relative ERP 75% of peak 170°: 3 dB attenuation; relative ERP 50.1% of peak 180°: 8 dB attenuation; relative ERP 15.8% of peak 190°: 12 dB attenuation; relative ERP 6.3% of peak 200°: 12 dB attenuation; relative ERP 6.3% of peak 210°: 16 dB attenuation; relative ERP 2.5% of peak 220°: 20 dB attenuation; relative ERP 1% of peak 230°: 16 dB attenuation; relative ERP 2.5% of peak 240°: 12 dB attenuation; relative ERP 6.3% of peak 250°: 10 dB attenuation; relative ERP 10% of peak 260°: 12 dB attenuation; relative ERP 6.3% of peak 270°: 7 dB attenuation; relative ERP 20% of peak 280°: 3 dB attenuation; relative ERP 50.1% of peak 290°: 1.25 dB attenuation; relative ERP 75% 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°: 0.75 dB attenuation; relative ERP 84.1% of peak 330°: 1.25 dB attenuation; relative ERP 75% of peak 340°: 1.5 dB attenuation; relative ERP 70.8% of peak 350°: 1.25 dB attenuation; relative ERP 75% 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): 40°, 50°, 140°, 150° at 0 dB attenuation.

Deepest restriction(s): 220° at 20 dB attenuation.

In-use vertical pattern

ERP field: In-Use ERP/VP = 930 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°: 3 dB attenuation; relative ERP 50.1% of peak 20°: 6 dB attenuation; relative ERP 25.1% of peak 30°: 4 dB attenuation; relative ERP 39.8% of peak 40°: 0 dB attenuation; relative ERP 100% of peak 50°: 0 dB attenuation; relative ERP 100% of peak 60°: 3 dB attenuation; relative ERP 50.1% of peak 70°: 5 dB attenuation; relative ERP 31.6% of peak 80°: 2.75 dB attenuation; relative ERP 53.1% of peak 90°: 1.5 dB attenuation; relative ERP 70.8% of peak 100°: 2.25 dB attenuation; relative ERP 59.6% of peak 110°: 6 dB attenuation; relative ERP 25.1% of peak 120°: 6 dB attenuation; relative ERP 25.1% of peak 130°: 4 dB attenuation; relative ERP 39.8% of peak 140°: 2 dB attenuation; relative ERP 63.1% of peak 150°: 2 dB attenuation; relative ERP 63.1% of peak 160°: 3.5 dB attenuation; relative ERP 44.7% of peak 170°: 5 dB attenuation; relative ERP 31.6% of peak 180°: 6 dB attenuation; relative ERP 25.1% of peak 190°: 7 dB attenuation; relative ERP 20% of peak 200°: 10 dB attenuation; relative ERP 10% of peak 210°: 20 dB attenuation; relative ERP 1% of peak 220°: 12 dB attenuation; relative ERP 6.3% of peak 230°: 12 dB attenuation; relative ERP 6.3% of peak 240°: 20 dB attenuation; relative ERP 1% of peak 250°: 14 dB attenuation; relative ERP 4% of peak 260°: 9 dB attenuation; relative ERP 12.6% of peak 270°: 8 dB attenuation; relative ERP 15.8% of peak 280°: 6 dB attenuation; relative ERP 25.1% of peak 290°: 3.5 dB attenuation; relative ERP 44.7% of peak 300°: 2.5 dB attenuation; relative ERP 56.2% of peak 310°: 2.5 dB attenuation; relative ERP 56.2% of peak 320°: 3 dB attenuation; relative ERP 50.1% of peak 330°: 4.5 dB attenuation; relative ERP 35.5% of peak 340°: 4 dB attenuation; relative ERP 39.8% 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): 40°, 50° at 0 dB attenuation.

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

Licensed horizontal pattern

ERP field: Licensed ERP/HP = 1 kW

0° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° N E S W 0°: 0 dB attenuation; relative ERP 100% of peak 10°: 0 dB attenuation; relative ERP 100% 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 dB attenuation; relative ERP 100% of peak 70°: 0 dB attenuation; relative ERP 100% of peak 80°: 0 dB attenuation; relative ERP 100% of peak 90°: 0 dB attenuation; relative ERP 100% of peak 100°: 0 dB attenuation; relative ERP 100% of peak 110°: 0 dB attenuation; relative ERP 100% of peak 120°: 0 dB attenuation; relative ERP 100% of peak 130°: 0 dB attenuation; relative ERP 100% of peak 140°: 0 dB attenuation; relative ERP 100% of peak 150°: 0 dB attenuation; relative ERP 100% of peak 160°: 0 dB attenuation; relative ERP 100% of peak 170°: 0 dB attenuation; relative ERP 100% of peak 180°: 0 dB attenuation; relative ERP 100% of peak 190°: 0 dB attenuation; relative ERP 100% of peak 200°: 0 dB attenuation; relative ERP 100% of peak 210°: 3 dB attenuation; relative ERP 50.1% of peak 220°: 3 dB attenuation; relative ERP 50.1% of peak 230°: 3 dB attenuation; relative ERP 50.1% of peak 240°: 3 dB attenuation; relative ERP 50.1% of peak 250°: 3 dB attenuation; relative ERP 50.1% of peak 260°: 3 dB attenuation; relative ERP 50.1% of peak 270°: 0 dB attenuation; relative ERP 100% of peak 280°: 0 dB attenuation; relative ERP 100% of peak 290°: 0 dB attenuation; relative ERP 100% of peak 300°: 0 dB attenuation; relative ERP 100% of peak 310°: 0 dB attenuation; relative ERP 100% of peak 320°: 0 dB attenuation; relative ERP 100% of peak 330°: 0 dB attenuation; relative ERP 100% of peak 340°: 0 dB attenuation; relative ERP 100% 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): 0°, 10°, 20°, 30°, 40°, 50°, 60°, 70°, 80°, 90°, 100°, 110°, 120°, 130°, 140°, 150°, 160°, 170°, 180°, 190°, 200°, 270°, 280°, 290°, 300°, 310°, 320°, 330°, 340°, 350° at 0 dB attenuation.

Deepest restriction(s): 210°, 220°, 230°, 240°, 250°, 260° at 3 dB attenuation.

Licensed vertical pattern

ERP field: Licensed ERP/VP = 1 kW

0° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° N E S W 0°: 0 dB attenuation; relative ERP 100% of peak 10°: 0 dB attenuation; relative ERP 100% 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 dB attenuation; relative ERP 100% of peak 70°: 0 dB attenuation; relative ERP 100% of peak 80°: 0 dB attenuation; relative ERP 100% of peak 90°: 0 dB attenuation; relative ERP 100% of peak 100°: 0 dB attenuation; relative ERP 100% of peak 110°: 0 dB attenuation; relative ERP 100% of peak 120°: 0 dB attenuation; relative ERP 100% of peak 130°: 0 dB attenuation; relative ERP 100% of peak 140°: 0 dB attenuation; relative ERP 100% of peak 150°: 0 dB attenuation; relative ERP 100% of peak 160°: 0 dB attenuation; relative ERP 100% of peak 170°: 0 dB attenuation; relative ERP 100% of peak 180°: 0 dB attenuation; relative ERP 100% of peak 190°: 0 dB attenuation; relative ERP 100% of peak 200°: 0 dB attenuation; relative ERP 100% of peak 210°: 3 dB attenuation; relative ERP 50.1% of peak 220°: 3 dB attenuation; relative ERP 50.1% of peak 230°: 3 dB attenuation; relative ERP 50.1% of peak 240°: 3 dB attenuation; relative ERP 50.1% of peak 250°: 3 dB attenuation; relative ERP 50.1% of peak 260°: 3 dB attenuation; relative ERP 50.1% of peak 270°: 0 dB attenuation; relative ERP 100% of peak 280°: 0 dB attenuation; relative ERP 100% of peak 290°: 0 dB attenuation; relative ERP 100% of peak 300°: 0 dB attenuation; relative ERP 100% of peak 310°: 0 dB attenuation; relative ERP 100% of peak 320°: 0 dB attenuation; relative ERP 100% of peak 330°: 0 dB attenuation; relative ERP 100% of peak 340°: 0 dB attenuation; relative ERP 100% 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): 0°, 10°, 20°, 30°, 40°, 50°, 60°, 70°, 80°, 90°, 100°, 110°, 120°, 130°, 140°, 150°, 160°, 170°, 180°, 190°, 200°, 270°, 280°, 290°, 300°, 310°, 320°, 330°, 340°, 350° at 0 dB attenuation.

Deepest restriction(s): 210°, 220°, 230°, 240°, 250°, 260° at 3 dB attenuation.

Parameters

Date 01/01/1900
Station Manx Radio (FM)
Area Isle of Man
Site Snaefell
Licence IOM100891
mb21 Snaefell
Frequency 89
NGR SC39688801
RDS PS MANX_FM_
RDS PI C3BE
Switched PI
TP/TA
TMC
Lat 54.262555
Long -4.462966
Site Ht 610
In-Use Aerial Ht 30
In-UseERP/HP 930 W
In-Use ERP/VP 930 W
Max Dir 45
Licensed ERP/HP 1 kW
Licensed ERP/VP 1 kW

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°
1.53.54.5200364.51.751.251.51.250.75001.25381212162016121012731.250.50.50.751.251.51.25

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°
1.536400352.751.52.25664223.55671020121220149863.52.52.534.542

Licensed 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°
000000000000000000000333333000000000

Licensed 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°
000000000000000000000333333000000000