Guildford - Ofcom TX Visualiser

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Guildford

Surrey · BBC Surrey/Sussex (FM) · 104.6 MHz

Antenna pattern

In-use horizontal pattern

ERP field: In-UseERP/HP = 2 kW

0° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° N E S W 0°: 6 dB attenuation; relative ERP 25.1% of peak 10°: 6 dB attenuation; relative ERP 25.1% of peak 20°: 6 dB attenuation; relative ERP 25.1% of peak 30°: 9 dB attenuation; relative ERP 12.6% of peak 40°: 9 dB attenuation; relative ERP 12.6% of peak 50°: 8 dB attenuation; relative ERP 15.8% of peak 60°: 7 dB attenuation; relative ERP 20% of peak 70°: 6 dB attenuation; relative ERP 25.1% of peak 80°: 5 dB attenuation; relative ERP 31.6% of peak 90°: 3 dB attenuation; relative ERP 50.1% of peak 100°: 3 dB attenuation; relative ERP 50.1% of peak 110°: 4 dB attenuation; relative ERP 39.8% of peak 120°: 6 dB attenuation; relative ERP 25.1% of peak 130°: 7 dB attenuation; relative ERP 20% of peak 140°: 8 dB attenuation; relative ERP 15.8% of peak 150°: 9 dB attenuation; relative ERP 12.6% of peak 160°: 9 dB attenuation; relative ERP 12.6% of peak 170°: 8 dB attenuation; relative ERP 15.8% of peak 180°: 6 dB attenuation; relative ERP 25.1% of peak 190°: 6 dB attenuation; relative ERP 25.1% of peak 200°: 7 dB attenuation; relative ERP 20% of peak 210°: 9 dB attenuation; relative ERP 12.6% of peak 220°: 8 dB attenuation; relative ERP 15.8% of peak 230°: 6 dB attenuation; relative ERP 25.1% of peak 240°: 4 dB attenuation; relative ERP 39.8% of peak 250°: 3 dB attenuation; relative ERP 50.1% of peak 260°: 2 dB attenuation; relative ERP 63.1% 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°: 3 dB attenuation; relative ERP 50.1% of peak 310°: 5 dB attenuation; relative ERP 31.6% of peak 320°: 6 dB attenuation; relative ERP 25.1% of peak 330°: 7 dB attenuation; relative ERP 20% of peak 340°: 8 dB attenuation; relative ERP 15.8% of peak 350°: 9 dB attenuation; relative ERP 12.6% 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): 30°, 40°, 150°, 160°, 210°, 350° at 9 dB attenuation.

In-use vertical pattern

ERP field: In-Use ERP/VP = 2 kW

0° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° N E S W 0°: 7 dB attenuation; relative ERP 20% of peak 10°: 6 dB attenuation; relative ERP 25.1% of peak 20°: 8 dB attenuation; relative ERP 15.8% of peak 30°: 8 dB attenuation; relative ERP 15.8% of peak 40°: 6 dB attenuation; relative ERP 25.1% of peak 50°: 4 dB attenuation; relative ERP 39.8% of peak 60°: 4 dB attenuation; relative ERP 39.8% of peak 70°: 5 dB attenuation; relative ERP 31.6% of peak 80°: 4 dB attenuation; relative ERP 39.8% of peak 90°: 3 dB attenuation; relative ERP 50.1% of peak 100°: 3 dB attenuation; relative ERP 50.1% of peak 110°: 4 dB attenuation; relative ERP 39.8% of peak 120°: 5 dB attenuation; relative ERP 31.6% of peak 130°: 5 dB attenuation; relative ERP 31.6% of peak 140°: 5 dB attenuation; relative ERP 31.6% of peak 150°: 5 dB attenuation; relative ERP 31.6% of peak 160°: 6 dB attenuation; relative ERP 25.1% of peak 170°: 8 dB attenuation; relative ERP 15.8% of peak 180°: 7 dB attenuation; relative ERP 20% of peak 190°: 7 dB attenuation; relative ERP 20% of peak 200°: 10 dB attenuation; relative ERP 10% of peak 210°: 10 dB attenuation; relative ERP 10% of peak 220°: 5 dB attenuation; relative ERP 31.6% of peak 230°: 3 dB attenuation; relative ERP 50.1% of peak 240°: 2 dB attenuation; relative ERP 63.1% of peak 250°: 2 dB attenuation; relative ERP 63.1% of peak 260°: 1 dB attenuation; relative ERP 79.4% of peak 270°: 0 dB attenuation; relative ERP 100% 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°: 2 dB attenuation; relative ERP 63.1% of peak 320°: 2 dB attenuation; relative ERP 63.1% of peak 330°: 3 dB attenuation; relative ERP 50.1% of peak 340°: 6 dB attenuation; relative ERP 25.1% of peak 350°: 9 dB attenuation; relative ERP 12.6% 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): 270°, 280° at 0 dB attenuation.

Deepest restriction(s): 200°, 210° at 10 dB attenuation.

Parameters

Date 01/01/1900
Station BBC Surrey/Sussex (FM)
Area Surrey
Site Guildford
Licence BBC000041
mb21 Guildford
Frequency 104.6
NGR SU97474861
RDS PS BBCSurry
RDS PI CB17
Switched PI
TP/TA
TMC
Lat 51.228367
Long -0.605467
Site Ht 145
In-Use Aerial Ht 39
In-UseERP/HP 2 kW
In-Use ERP/VP 2 kW
Max Dir
Licensed ERP/HP 2 kW
Licensed ERP/VP 2 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°
666998765334678998667986432101356789

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°
76886445433455556877101053221001222369