Snaefell - Ofcom TX Visualiser

← Back to FM/VHF search · Map this site name · Offline SVG map

Snaefell

Isle of Man · Energy Radio · 91.2 MHz

Antenna pattern

In-use horizontal pattern

ERP field: In-UseERP/HP = 200 W

0° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° N E S W 0°: 9 dB attenuation; relative ERP 12.6% of peak 10°: 16 dB attenuation; relative ERP 2.5% of peak 20°: 20 dB attenuation; relative ERP 1% of peak 30°: 22 dB attenuation; relative ERP 0.6% of peak 40°: 10 dB attenuation; relative ERP 10% of peak 50°: 5 dB attenuation; relative ERP 31.6% of peak 60°: 6 dB attenuation; relative ERP 25.1% of peak 70°: 10.5 dB attenuation; relative ERP 8.9% of peak 80°: 5 dB attenuation; relative ERP 31.6% of peak 90°: 1 dB attenuation; relative ERP 79.4% of peak 100°: 2 dB attenuation; relative ERP 63.1% of peak 110°: 11 dB attenuation; relative ERP 7.9% of peak 120°: 6 dB attenuation; relative ERP 25.1% of peak 130°: 0.25 dB attenuation; relative ERP 94.4% of peak 140°: 0.25 dB attenuation; relative ERP 94.4% of peak 150°: 5 dB attenuation; relative ERP 31.6% of peak 160°: 9 dB attenuation; relative ERP 12.6% of peak 170°: 5 dB attenuation; relative ERP 31.6% of peak 180°: 2 dB attenuation; relative ERP 63.1% of peak 190°: 0.75 dB attenuation; relative ERP 84.1% of peak 200°: 0 dB attenuation; relative ERP 100% of peak 210°: 0 dB attenuation; relative ERP 100% of peak 220°: 0.5 dB attenuation; relative ERP 89.1% of peak 230°: 1 dB attenuation; relative ERP 79.4% of peak 240°: 0.5 dB attenuation; relative ERP 89.1% of peak 250°: 0 dB attenuation; relative ERP 100% of peak 260°: 1 dB attenuation; relative ERP 79.4% of peak 270°: 5 dB attenuation; relative ERP 31.6% of peak 280°: 7.5 dB attenuation; relative ERP 17.8% of peak 290°: 2 dB attenuation; relative ERP 63.1% of peak 300°: 2 dB attenuation; relative ERP 63.1% of peak 310°: 6 dB attenuation; relative ERP 25.1% of peak 320°: 8 dB attenuation; relative ERP 15.8% of peak 330°: 3 dB attenuation; relative ERP 50.1% of peak 340°: 1.75 dB attenuation; relative ERP 66.8% of peak 350°: 4 dB attenuation; relative ERP 39.8% 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): 200°, 210°, 250° at 0 dB attenuation.

Deepest restriction(s): 30° at 22 dB attenuation.

In-use vertical pattern

ERP field: In-Use ERP/VP = 1 kW

0° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° N E S W 0°: 16 dB attenuation; relative ERP 2.5% of peak 10°: 24 dB attenuation; relative ERP 0.4% of peak 20°: 22 dB attenuation; relative ERP 0.6% of peak 30°: 24 dB attenuation; relative ERP 0.4% of peak 40°: 20 dB attenuation; relative ERP 1% of peak 50°: 12 dB attenuation; relative ERP 6.3% of peak 60°: 10 dB attenuation; relative ERP 10% of peak 70°: 6.5 dB attenuation; relative ERP 22.4% of peak 80°: 5.5 dB attenuation; relative ERP 28.2% of peak 90°: 5.5 dB attenuation; relative ERP 28.2% of peak 100°: 4.25 dB attenuation; relative ERP 37.6% of peak 110°: 2 dB attenuation; relative ERP 63.1% of peak 120°: 1 dB attenuation; relative ERP 79.4% of peak 130°: 1 dB attenuation; relative ERP 79.4% of peak 140°: 2.25 dB attenuation; relative ERP 59.6% of peak 150°: 3.75 dB attenuation; relative ERP 42.2% of peak 160°: 4.25 dB attenuation; relative ERP 37.6% of peak 170°: 4 dB attenuation; relative ERP 39.8% of peak 180°: 3.75 dB attenuation; relative ERP 42.2% of peak 190°: 3.5 dB attenuation; relative ERP 44.7% of peak 200°: 3 dB attenuation; relative ERP 50.1% of peak 210°: 2.25 dB attenuation; relative ERP 59.6% of peak 220°: 2.25 dB attenuation; relative ERP 59.6% of peak 230°: 4 dB attenuation; relative ERP 39.8% of peak 240°: 8 dB attenuation; relative ERP 15.8% of peak 250°: 12 dB attenuation; relative ERP 6.3% of peak 260°: 4.5 dB attenuation; relative ERP 35.5% of peak 270°: 1 dB attenuation; relative ERP 79.4% of peak 280°: 0 dB attenuation; relative ERP 100% of peak 290°: 1 dB attenuation; relative ERP 79.4% of peak 300°: 2 dB attenuation; relative ERP 63.1% of peak 310°: 3 dB attenuation; relative ERP 50.1% of peak 320°: 5.5 dB attenuation; relative ERP 28.2% of peak 330°: 7 dB attenuation; relative ERP 20% of peak 340°: 8 dB attenuation; relative ERP 15.8% of peak 350°: 10 dB attenuation; relative ERP 10% 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): 280° at 0 dB attenuation.

Deepest restriction(s): 10°, 30° at 24 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 01/05/2002
Station Energy Radio
Area Isle of Man
Site Snaefell
Licence IOM000002
mb21 Snaefell
Frequency 91.2
NGR SC39688801
RDS PS _Energy_
RDS PI CA80
Switched PI
TP/TA
TMC
Lat 54.262555
Long -4.462966
Site Ht 610
In-Use Aerial Ht 25
In-UseERP/HP 200 W
In-Use ERP/VP 1 kW
Max Dir 30
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°
9162022105610.55121160.250.2559520.75000.510.50157.5226831.754

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°
162422242012106.55.55.54.252112.253.754.2543.753.532.252.2548124.5101235.57810

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