The Trundle - Ofcom TX Visualiser

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

The Trundle

Chichester · Greatest Hits Radio · 96.6 MHz

Historic names: Spirit FM (licence AL100971)

Antenna pattern

In-use horizontal pattern

ERP field: In-UseERP/HP = 470 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°: 10.5 dB attenuation; relative ERP 8.9% of peak 20°: 11.5 dB attenuation; relative ERP 7.1% of peak 30°: 15 dB attenuation; relative ERP 3.2% of peak 40°: 16 dB attenuation; relative ERP 2.5% of peak 50°: 18 dB attenuation; relative ERP 1.6% of peak 60°: 20 dB attenuation; relative ERP 1% of peak 70°: 25 dB attenuation; relative ERP 0.3% of peak 80°: 30 dB attenuation; relative ERP 0.1% of peak 90°: 20 dB attenuation; relative ERP 1% of peak 100°: 12 dB attenuation; relative ERP 6.3% of peak 110°: 8 dB attenuation; relative ERP 15.8% of peak 120°: 6 dB attenuation; relative ERP 25.1% of peak 130°: 3.5 dB attenuation; relative ERP 44.7% of peak 140°: 3 dB attenuation; relative ERP 50.1% of peak 150°: 2 dB attenuation; relative ERP 63.1% of peak 160°: 0.5 dB attenuation; relative ERP 89.1% of peak 170°: 0 dB attenuation; relative ERP 100% of peak 180°: 0.5 dB attenuation; relative ERP 89.1% of peak 190°: 1 dB attenuation; relative ERP 79.4% of peak 200°: 2 dB attenuation; relative ERP 63.1% of peak 210°: 3 dB attenuation; relative ERP 50.1% of peak 220°: 5 dB attenuation; relative ERP 31.6% of peak 230°: 8 dB attenuation; relative ERP 15.8% of peak 240°: 10 dB attenuation; relative ERP 10% of peak 250°: 20 dB attenuation; relative ERP 1% of peak 260°: 25 dB attenuation; relative ERP 0.3% of peak 270°: 20 dB attenuation; relative ERP 1% of peak 280°: 18 dB attenuation; relative ERP 1.6% of peak 290°: 15 dB attenuation; relative ERP 3.2% of peak 300°: 12 dB attenuation; relative ERP 6.3% of peak 310°: 11 dB attenuation; relative ERP 7.9% of peak 320°: 10.5 dB attenuation; relative ERP 8.9% of peak 330°: 10 dB attenuation; relative ERP 10% of peak 340°: 10 dB attenuation; relative ERP 10% 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): 170° at 0 dB attenuation.

Deepest restriction(s): 80° at 30 dB attenuation.

In-use vertical pattern

ERP field: In-Use ERP/VP = 470 W

0° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° N E S W 0°: 12 dB attenuation; relative ERP 6.3% of peak 10°: 12.5 dB attenuation; relative ERP 5.6% of peak 20°: 15 dB attenuation; relative ERP 3.2% of peak 30°: 16 dB attenuation; relative ERP 2.5% of peak 40°: 18 dB attenuation; relative ERP 1.6% of peak 50°: 20 dB attenuation; relative ERP 1% of peak 60°: 24 dB attenuation; relative ERP 0.4% of peak 70°: 30 dB attenuation; relative ERP 0.1% of peak 80°: 20 dB attenuation; relative ERP 1% of peak 90°: 15 dB attenuation; relative ERP 3.2% of peak 100°: 15 dB attenuation; relative ERP 3.2% of peak 110°: 10 dB attenuation; relative ERP 10% of peak 120°: 7 dB attenuation; relative ERP 20% of peak 130°: 5 dB attenuation; relative ERP 31.6% of peak 140°: 3.5 dB attenuation; relative ERP 44.7% of peak 150°: 2 dB attenuation; relative ERP 63.1% of peak 160°: 0 dB attenuation; relative ERP 100% of peak 170°: 0 dB attenuation; relative ERP 100% of peak 180°: 1 dB attenuation; relative ERP 79.4% of peak 190°: 3 dB attenuation; relative ERP 50.1% of peak 200°: 4.5 dB attenuation; relative ERP 35.5% of peak 210°: 5.5 dB attenuation; relative ERP 28.2% of peak 220°: 4 dB attenuation; relative ERP 39.8% of peak 230°: 3.5 dB attenuation; relative ERP 44.7% of peak 240°: 6 dB attenuation; relative ERP 25.1% of peak 250°: 7 dB attenuation; relative ERP 20% of peak 260°: 9 dB attenuation; relative ERP 12.6% of peak 270°: 10 dB attenuation; relative ERP 10% of peak 280°: 12 dB attenuation; relative ERP 6.3% of peak 290°: 11 dB attenuation; relative ERP 7.9% of peak 300°: 10 dB attenuation; relative ERP 10% of peak 310°: 10 dB attenuation; relative ERP 10% of peak 320°: 10 dB attenuation; relative ERP 10% of peak 330°: 10 dB attenuation; relative ERP 10% of peak 340°: 10 dB attenuation; relative ERP 10% 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): 160°, 170° at 0 dB attenuation.

Deepest restriction(s): 70° at 30 dB attenuation.

Licensed horizontal pattern

ERP field: Licensed ERP/HP = 500 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°: 10 dB attenuation; relative ERP 10% of peak 20°: 10 dB attenuation; relative ERP 10% of peak 30°: 10 dB attenuation; relative ERP 10% of peak 40°: 10 dB attenuation; relative ERP 10% of peak 50°: 10 dB attenuation; relative ERP 10% of peak 60°: 10 dB attenuation; relative ERP 10% 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°: 0 dB attenuation; relative ERP 100% of peak 220°: 0 dB attenuation; relative ERP 100% of peak 230°: 0 dB attenuation; relative ERP 100% of peak 240°: 0 dB attenuation; relative ERP 100% of peak 250°: 0 dB attenuation; relative ERP 100% of peak 260°: 0 dB attenuation; relative ERP 100% of peak 270°: 10 dB attenuation; relative ERP 10% of peak 280°: 10 dB attenuation; relative ERP 10% of peak 290°: 10 dB attenuation; relative ERP 10% of peak 300°: 10 dB attenuation; relative ERP 10% of peak 310°: 10 dB attenuation; relative ERP 10% of peak 320°: 10 dB attenuation; relative ERP 10% of peak 330°: 10 dB attenuation; relative ERP 10% of peak 340°: 10 dB attenuation; relative ERP 10% 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): 70°, 80°, 90°, 100°, 110°, 120°, 130°, 140°, 150°, 160°, 170°, 180°, 190°, 200°, 210°, 220°, 230°, 240°, 250°, 260° at 0 dB attenuation.

Deepest restriction(s): 0°, 10°, 20°, 30°, 40°, 50°, 60°, 270°, 280°, 290°, 300°, 310°, 320°, 330°, 340°, 350° at 10 dB attenuation.

Licensed vertical pattern

ERP field: Licensed ERP/VP = 500 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°: 10 dB attenuation; relative ERP 10% of peak 20°: 10 dB attenuation; relative ERP 10% of peak 30°: 10 dB attenuation; relative ERP 10% of peak 40°: 10 dB attenuation; relative ERP 10% of peak 50°: 10 dB attenuation; relative ERP 10% of peak 60°: 10 dB attenuation; relative ERP 10% 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°: 0 dB attenuation; relative ERP 100% of peak 220°: 0 dB attenuation; relative ERP 100% of peak 230°: 0 dB attenuation; relative ERP 100% of peak 240°: 0 dB attenuation; relative ERP 100% of peak 250°: 0 dB attenuation; relative ERP 100% of peak 260°: 0 dB attenuation; relative ERP 100% of peak 270°: 10 dB attenuation; relative ERP 10% of peak 280°: 10 dB attenuation; relative ERP 10% of peak 290°: 10 dB attenuation; relative ERP 10% of peak 300°: 10 dB attenuation; relative ERP 10% of peak 310°: 10 dB attenuation; relative ERP 10% of peak 320°: 10 dB attenuation; relative ERP 10% of peak 330°: 10 dB attenuation; relative ERP 10% of peak 340°: 10 dB attenuation; relative ERP 10% 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): 70°, 80°, 90°, 100°, 110°, 120°, 130°, 140°, 150°, 160°, 170°, 180°, 190°, 200°, 210°, 220°, 230°, 240°, 250°, 260° at 0 dB attenuation.

Deepest restriction(s): 0°, 10°, 20°, 30°, 40°, 50°, 60°, 270°, 280°, 290°, 300°, 310°, 320°, 330°, 340°, 350° at 10 dB attenuation.

Parameters

Date 19/03/1996
Station Greatest Hits Radio
Area Chichester
Site The Trundle
Licence AL100971
mb21 The Trundle
MCA map Open Ofcom MCA map
Frequency 96.6
NGR SU87621107
RDS PS GRT_HITS
RDS PI C3AF
Switched PI C4AF
TP/TA Y
TMC Y
Lat 50.892477
Long -0.755575
Site Ht 194
In-Use Aerial Ht 20
In-UseERP/HP 470 W
In-Use ERP/VP 470 W
Max Dir 240
Licensed ERP/HP 500 W
Licensed ERP/VP 500 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°
1010.511.51516182025302012863.5320.500.512358102025201815121110.5101010

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°
1212.515161820243020151510753.5200134.55.543.5679101211101010101010

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°
1010101010101000000000000000000000101010101010101010

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°
1010101010101000000000000000000000101010101010101010