Lerwick - Ofcom TX Visualiser

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Lerwick

Shetland · SIBC · 102.2 MHz

Antenna pattern

In-use vertical pattern

ERP field: In-Use ERP/VP = 25 W

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°: 16 dB attenuation; relative ERP 2.5% of peak 20°: 20 dB attenuation; relative ERP 1% of peak 30°: 20 dB attenuation; relative ERP 1% of peak 40°: 20 dB attenuation; relative ERP 1% of peak 50°: 16 dB attenuation; relative ERP 2.5% of peak 60°: 16 dB attenuation; relative ERP 2.5% of peak 70°: 13 dB attenuation; relative ERP 5% of peak 80°: 9 dB attenuation; relative ERP 12.6% of peak 90°: 7 dB attenuation; relative ERP 20% of peak 100°: 4 dB attenuation; relative ERP 39.8% of peak 110°: 2 dB attenuation; relative ERP 63.1% of peak 120°: 1 dB attenuation; relative ERP 79.4% of peak 130°: 0 dB attenuation; relative ERP 100% of peak 140°: 0 dB attenuation; relative ERP 100% of peak 150°: 1 dB attenuation; relative ERP 79.4% of peak 160°: 2 dB attenuation; relative ERP 63.1% of peak 170°: 4 dB attenuation; relative ERP 39.8% of peak 180°: 7 dB attenuation; relative ERP 20% of peak 190°: 9 dB attenuation; relative ERP 12.6% of peak 200°: 13 dB attenuation; relative ERP 5% of peak 210°: 16 dB attenuation; relative ERP 2.5% of peak 220°: 16 dB attenuation; relative ERP 2.5% 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°: 16 dB attenuation; relative ERP 2.5% of peak 270°: 16 dB attenuation; relative ERP 2.5% of peak 280°: 15 dB attenuation; relative ERP 3.2% of peak 290°: 15 dB attenuation; relative ERP 3.2% of peak 300°: 14 dB attenuation; relative ERP 4% of peak 310°: 14 dB attenuation; relative ERP 4% of peak 320°: 14 dB attenuation; relative ERP 4% of peak 330°: 14 dB attenuation; relative ERP 4% of peak 340°: 15 dB attenuation; relative ERP 3.2% of peak 350°: 15 dB attenuation; relative ERP 3.2% 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): 130°, 140° at 0 dB attenuation.

Deepest restriction(s): 20°, 30°, 40°, 230°, 240°, 250° at 20 dB attenuation.

Licensed horizontal pattern

ERP field: Licensed ERP/HP = 25 W

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°: 16 dB attenuation; relative ERP 2.5% of peak 20°: 20 dB attenuation; relative ERP 1% of peak 30°: 20 dB attenuation; relative ERP 1% of peak 40°: 20 dB attenuation; relative ERP 1% of peak 50°: 16 dB attenuation; relative ERP 2.5% of peak 60°: 16 dB attenuation; relative ERP 2.5% of peak 70°: 13 dB attenuation; relative ERP 5% of peak 80°: 9 dB attenuation; relative ERP 12.6% of peak 90°: 7 dB attenuation; relative ERP 20% of peak 100°: 4 dB attenuation; relative ERP 39.8% of peak 110°: 2 dB attenuation; relative ERP 63.1% of peak 120°: 1 dB attenuation; relative ERP 79.4% of peak 130°: 0 dB attenuation; relative ERP 100% of peak 140°: 0 dB attenuation; relative ERP 100% of peak 150°: 1 dB attenuation; relative ERP 79.4% of peak 160°: 2 dB attenuation; relative ERP 63.1% of peak 170°: 4 dB attenuation; relative ERP 39.8% of peak 180°: 7 dB attenuation; relative ERP 20% of peak 190°: 9 dB attenuation; relative ERP 12.6% of peak 200°: 13 dB attenuation; relative ERP 5% of peak 210°: 16 dB attenuation; relative ERP 2.5% of peak 220°: 16 dB attenuation; relative ERP 2.5% 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°: 16 dB attenuation; relative ERP 2.5% of peak 270°: 16 dB attenuation; relative ERP 2.5% of peak 280°: 15 dB attenuation; relative ERP 3.2% of peak 290°: 15 dB attenuation; relative ERP 3.2% of peak 300°: 14 dB attenuation; relative ERP 4% of peak 310°: 14 dB attenuation; relative ERP 4% of peak 320°: 14 dB attenuation; relative ERP 4% of peak 330°: 14 dB attenuation; relative ERP 4% of peak 340°: 15 dB attenuation; relative ERP 3.2% of peak 350°: 15 dB attenuation; relative ERP 3.2% 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): 130°, 140° at 0 dB attenuation.

Deepest restriction(s): 20°, 30°, 40°, 230°, 240°, 250° at 20 dB attenuation.

Licensed vertical pattern

ERP field: Licensed ERP/VP = 25 W

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°: 16 dB attenuation; relative ERP 2.5% of peak 20°: 20 dB attenuation; relative ERP 1% of peak 30°: 20 dB attenuation; relative ERP 1% of peak 40°: 20 dB attenuation; relative ERP 1% of peak 50°: 16 dB attenuation; relative ERP 2.5% of peak 60°: 16 dB attenuation; relative ERP 2.5% of peak 70°: 13 dB attenuation; relative ERP 5% of peak 80°: 9 dB attenuation; relative ERP 12.6% of peak 90°: 7 dB attenuation; relative ERP 20% of peak 100°: 4 dB attenuation; relative ERP 39.8% of peak 110°: 2 dB attenuation; relative ERP 63.1% of peak 120°: 1 dB attenuation; relative ERP 79.4% of peak 130°: 0 dB attenuation; relative ERP 100% of peak 140°: 0 dB attenuation; relative ERP 100% of peak 150°: 1 dB attenuation; relative ERP 79.4% of peak 160°: 2 dB attenuation; relative ERP 63.1% of peak 170°: 4 dB attenuation; relative ERP 39.8% of peak 180°: 7 dB attenuation; relative ERP 20% of peak 190°: 9 dB attenuation; relative ERP 12.6% of peak 200°: 13 dB attenuation; relative ERP 5% of peak 210°: 16 dB attenuation; relative ERP 2.5% of peak 220°: 16 dB attenuation; relative ERP 2.5% 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°: 16 dB attenuation; relative ERP 2.5% of peak 270°: 16 dB attenuation; relative ERP 2.5% of peak 280°: 15 dB attenuation; relative ERP 3.2% of peak 290°: 15 dB attenuation; relative ERP 3.2% of peak 300°: 14 dB attenuation; relative ERP 4% of peak 310°: 14 dB attenuation; relative ERP 4% of peak 320°: 14 dB attenuation; relative ERP 4% of peak 330°: 14 dB attenuation; relative ERP 4% of peak 340°: 15 dB attenuation; relative ERP 3.2% of peak 350°: 15 dB attenuation; relative ERP 3.2% 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): 130°, 140° at 0 dB attenuation.

Deepest restriction(s): 20°, 30°, 40°, 230°, 240°, 250° at 20 dB attenuation.

Parameters

Date 19/10/1991
Station SIBC
Area Shetland
Site Lerwick
Licence AL101215
mb21 Lerwick
MCA map Open Ofcom MCA map
Frequency 102.2
NGR HU47494153
RDS PS __SIBC__
RDS PI C486
Switched PI
TP/TA N
TMC
Lat 60.155497
Long -1.146382
Site Ht 22
In-Use Aerial Ht 29
In-UseERP/HP 0 W
In-Use ERP/VP 25 W
Max Dir 135
Licensed ERP/HP 25 W
Licensed ERP/VP 25 W

Pattern values

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°
161620202016161397421001247913161620202016161515141414141515

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°
161620202016161397421001247913161620202016161515141414141515

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°
161620202016161397421001247913161620202016161515141414141515