Ridge Hill - Ofcom TX Visualiser

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Ridge Hill

Hereford · BBC National DAB · 12B / 225.648 MHz

Antenna pattern

Antenna pattern

ERP field: In-Use ERP Total = 10 kW

0° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° N E S W 0°: 0.6 dB attenuation; relative ERP 87.1% of peak 10°: 0.5 dB attenuation; relative ERP 89.1% of peak 20°: 2.4 dB attenuation; relative ERP 57.5% of peak 30°: 4.2 dB attenuation; relative ERP 38% of peak 40°: 2.5 dB attenuation; relative ERP 56.2% of peak 50°: 1.3 dB attenuation; relative ERP 74.1% of peak 60°: 2.8 dB attenuation; relative ERP 52.5% of peak 70°: 2.9 dB attenuation; relative ERP 51.3% of peak 80°: 1 dB attenuation; relative ERP 79.4% of peak 90°: 0.3 dB attenuation; relative ERP 93.3% of peak 100°: 0.6 dB attenuation; relative ERP 87.1% of peak 110°: 1.9 dB attenuation; relative ERP 64.6% of peak 120°: 4.1 dB attenuation; relative ERP 38.9% of peak 130°: 1.9 dB attenuation; relative ERP 64.6% of peak 140°: 1.4 dB attenuation; relative ERP 72.4% of peak 150°: 3.2 dB attenuation; relative ERP 47.9% of peak 160°: 3.1 dB attenuation; relative ERP 49% of peak 170°: 0.8 dB attenuation; relative ERP 83.2% of peak 180°: 0 dB attenuation; relative ERP 100% of peak 190°: 0.3 dB attenuation; relative ERP 93.3% of peak 200°: 1.8 dB attenuation; relative ERP 66.1% of peak 210°: 3.9 dB attenuation; relative ERP 40.7% of peak 220°: 2.8 dB attenuation; relative ERP 52.5% of peak 230°: 1.6 dB attenuation; relative ERP 69.2% of peak 240°: 3.9 dB attenuation; relative ERP 40.7% of peak 250°: 3.7 dB attenuation; relative ERP 42.7% of peak 260°: 2.1 dB attenuation; relative ERP 61.7% of peak 270°: 1.2 dB attenuation; relative ERP 75.9% of peak 280°: 1.6 dB attenuation; relative ERP 69.2% of peak 290°: 3.5 dB attenuation; relative ERP 44.7% of peak 300°: 4.2 dB attenuation; relative ERP 38% of peak 310°: 2.2 dB attenuation; relative ERP 60.3% of peak 320°: 1.8 dB attenuation; relative ERP 66.1% of peak 330°: 3.6 dB attenuation; relative ERP 43.7% of peak 340°: 3.3 dB attenuation; relative ERP 46.8% of peak 350°: 1.2 dB attenuation; relative ERP 75.9% 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): 180° at 0 dB attenuation.

Deepest restriction(s): 30°, 300° at 4.2 dB attenuation.

Parameters

Date 25/03/2004
Ensemble BBC National DAB
Licence BBCD000001
mb21 Ridge Hill
Ensemble Area UK
EID CE15
Transmitter Area Hereford
Site Ridge Hill
Freq. 225.648
Block 12B
TII Main Id (Hex) 1C
TII Sub Id (Hex) 01
NGR SO63033336
Longitude/Latitude 002W32 24 51N59 51
Lat 51.997445
Long -2.53989
Site Height 204
In-Use Ae Ht 127
In-Use ERP Total 10 kW
Dir Max ERP

Services listed for this ensemble row

TypeService labelSIdLSN
Audio BBC Radio 1 C221
Audio BBC Radio 2 C222
Audio BBC Radio 3 C223
Audio BBC Radio 4 C224
Audio Radio 5 Live C225
Audio Radio 5 Extra C228
Audio BBC Radio 6Music C22B
Audio BBC Radio 1Xtra C22A
Audio BBC WorldService C238
Audio BBC AsianNetwork C236
Audio BBC Radio 4Extra C22C
Audio BBC Radio1Anthms C22D
Audio BBC Radio1Dance C229
Audio BBC Radio3Unwind C22E
Data BBC Guide E1C79E5E
Data BBC Travel E1C79E60

Pattern values

Antenna 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°
0.60.52.44.22.51.32.82.910.30.61.94.11.91.43.23.10.800.31.83.92.81.63.93.72.11.21.63.54.22.21.83.63.31.2