Ridge Hill - Ofcom TX Visualiser

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Ridge Hill

Hereford · Classic FM · 100.4 MHz

Antenna pattern

In-use horizontal pattern

ERP field: In-UseERP/HP = 1 kW

0° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° N E S W 0°: 4 dB attenuation; relative ERP 39.8% of peak 10°: 4 dB attenuation; relative ERP 39.8% of peak 20°: 4 dB attenuation; relative ERP 39.8% of peak 30°: 4 dB attenuation; relative ERP 39.8% of peak 40°: 4 dB attenuation; relative ERP 39.8% of peak 50°: 4 dB attenuation; relative ERP 39.8% of peak 60°: 4 dB attenuation; relative ERP 39.8% of peak 70°: 4 dB attenuation; relative ERP 39.8% of peak 80°: 4 dB attenuation; relative ERP 39.8% of peak 90°: 4 dB attenuation; relative ERP 39.8% of peak 100°: 4 dB attenuation; relative ERP 39.8% of peak 110°: 2 dB attenuation; relative ERP 63.1% of peak 120°: 2 dB attenuation; relative ERP 63.1% of peak 130°: 2 dB attenuation; relative ERP 63.1% of peak 140°: 2 dB attenuation; relative ERP 63.1% of peak 150°: 2 dB attenuation; relative ERP 63.1% of peak 160°: 1 dB attenuation; relative ERP 79.4% 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°: 0 dB attenuation; relative ERP 100% of peak 280°: 1 dB attenuation; relative ERP 79.4% of peak 290°: 2 dB attenuation; relative ERP 63.1% 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°: 6 dB attenuation; relative ERP 25.1% of peak 340°: 6 dB attenuation; relative ERP 25.1% of peak 350°: 6 dB attenuation; relative ERP 25.1% 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): 170°, 180°, 190°, 200°, 210°, 220°, 230°, 240°, 250°, 260°, 270° at 0 dB attenuation.

Deepest restriction(s): 330°, 340°, 350° at 6 dB attenuation.

In-use vertical pattern

ERP field: In-Use ERP/VP = 3.9 kW

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°: 14 dB attenuation; relative ERP 4% of peak 20°: 14 dB attenuation; relative ERP 4% of peak 30°: 14 dB attenuation; relative ERP 4% of peak 40°: 10 dB attenuation; relative ERP 10% of peak 50°: 8 dB attenuation; relative ERP 15.8% of peak 60°: 6 dB attenuation; relative ERP 25.1% of peak 70°: 4 dB attenuation; relative ERP 39.8% of peak 80°: 3 dB attenuation; relative ERP 50.1% of peak 90°: 3 dB attenuation; relative ERP 50.1% of peak 100°: 2 dB attenuation; relative ERP 63.1% 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 dB attenuation; relative ERP 63.1% of peak 150°: 2 dB attenuation; relative ERP 63.1% of peak 160°: 2 dB attenuation; relative ERP 63.1% of peak 170°: 1 dB attenuation; relative ERP 79.4% of peak 180°: 1 dB attenuation; relative ERP 79.4% of peak 190°: 1 dB attenuation; relative ERP 79.4% of peak 200°: 1 dB attenuation; relative ERP 79.4% of peak 210°: 1 dB attenuation; relative ERP 79.4% of peak 220°: 1 dB attenuation; relative ERP 79.4% of peak 230°: 2 dB attenuation; relative ERP 63.1% 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°: 1 dB attenuation; relative ERP 79.4% of peak 280°: 0 dB attenuation; relative ERP 100% of peak 290°: 0 dB attenuation; relative ERP 100% of peak 300°: 1 dB attenuation; relative ERP 79.4% of peak 310°: 2 dB attenuation; relative ERP 63.1% of peak 320°: 3 dB attenuation; relative ERP 50.1% of peak 330°: 4 dB attenuation; relative ERP 39.8% of peak 340°: 6 dB attenuation; relative ERP 25.1% of peak 350°: 8 dB attenuation; relative ERP 15.8% 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): 280°, 290° at 0 dB attenuation.

Deepest restriction(s): 10°, 20°, 30° at 14 dB attenuation.

Licensed horizontal pattern

ERP field: Licensed ERP/HP = 5 kW

0° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° N E S W 0°: 8 dB attenuation; relative ERP 15.8% 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°: 8 dB attenuation; relative ERP 15.8% of peak 70°: 6 dB attenuation; relative ERP 25.1% of peak 80°: 4 dB attenuation; relative ERP 39.8% of peak 90°: 2 dB attenuation; relative ERP 63.1% 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°: 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°: 2 dB attenuation; relative ERP 63.1% of peak 340°: 4 dB attenuation; relative ERP 39.8% of peak 350°: 6 dB attenuation; relative ERP 25.1% 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): 100°, 110°, 120°, 130°, 140°, 150°, 160°, 170°, 180°, 190°, 200°, 210°, 220°, 230°, 240°, 250°, 260°, 270°, 280°, 290°, 300°, 310°, 320° at 0 dB attenuation.

Deepest restriction(s): 10°, 20°, 30°, 40°, 50° at 10 dB attenuation.

Licensed vertical pattern

ERP field: Licensed ERP/VP = 5 kW

0° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° N E S W 0°: 8 dB attenuation; relative ERP 15.8% 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°: 8 dB attenuation; relative ERP 15.8% of peak 70°: 6 dB attenuation; relative ERP 25.1% of peak 80°: 4 dB attenuation; relative ERP 39.8% of peak 90°: 2 dB attenuation; relative ERP 63.1% 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°: 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°: 2 dB attenuation; relative ERP 63.1% of peak 340°: 4 dB attenuation; relative ERP 39.8% of peak 350°: 6 dB attenuation; relative ERP 25.1% 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): 100°, 110°, 120°, 130°, 140°, 150°, 160°, 170°, 180°, 190°, 200°, 210°, 220°, 230°, 240°, 250°, 260°, 270°, 280°, 290°, 300°, 310°, 320° at 0 dB attenuation.

Deepest restriction(s): 10°, 20°, 30°, 40°, 50° at 10 dB attenuation.

Parameters

Date 19/09/1996
Station Classic FM
Area Hereford
Site Ridge Hill
Licence AN000001
mb21 Ridge Hill
Frequency 100.4
NGR SO63033336
RDS PS Classic_
RDS PI C2A1
Switched PI C8A1
TP/TA Y
TMC Y
Lat 51.997445
Long -2.53989
Site Ht 204
In-Use Aerial Ht 102
In-UseERP/HP 1 kW
In-Use ERP/VP 3.9 kW
Max Dir
Licensed ERP/HP 5 kW
Licensed ERP/VP 5 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°
444444444442222210000000000012222666

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°
10141414108643322112221111112221100123468

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°
81010101010864200000000000000000000000246

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°
81010101010864200000000000000000000000246