Oxford - Ofcom TX Visualiser

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Oxford

Oxfordshire · BBC National DAB · 12B / 225.648 MHz

Antenna pattern

Antenna pattern

ERP field: In-Use ERP Total = 9.55 kW

0° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° N E S W 0°: 2.4 dB attenuation; relative ERP 57.5% of peak 10°: 1.1 dB attenuation; relative ERP 77.6% of peak 20°: 0.6 dB attenuation; relative ERP 87.1% of peak 30°: 1.8 dB attenuation; relative ERP 66.1% of peak 40°: 4.1 dB attenuation; relative ERP 38.9% of peak 50°: 5.5 dB attenuation; relative ERP 28.2% of peak 60°: 5.2 dB attenuation; relative ERP 30.2% of peak 70°: 5.1 dB attenuation; relative ERP 30.9% of peak 80°: 9.4 dB attenuation; relative ERP 11.5% of peak 90°: 12.3 dB attenuation; relative ERP 5.9% of peak 100°: 11.4 dB attenuation; relative ERP 7.2% of peak 110°: 11.5 dB attenuation; relative ERP 7.1% of peak 120°: 11.7 dB attenuation; relative ERP 6.8% of peak 130°: 8.5 dB attenuation; relative ERP 14.1% of peak 140°: 6.8 dB attenuation; relative ERP 20.9% of peak 150°: 9.3 dB attenuation; relative ERP 11.7% of peak 160°: 12.2 dB attenuation; relative ERP 6% of peak 170°: 9.2 dB attenuation; relative ERP 12% of peak 180°: 8.7 dB attenuation; relative ERP 13.5% of peak 190°: 8.9 dB attenuation; relative ERP 12.9% of peak 200°: 9.9 dB attenuation; relative ERP 10.2% of peak 210°: 10.1 dB attenuation; relative ERP 9.8% of peak 220°: 7.1 dB attenuation; relative ERP 19.5% of peak 230°: 6.6 dB attenuation; relative ERP 21.9% of peak 240°: 6.8 dB attenuation; relative ERP 20.9% of peak 250°: 4.6 dB attenuation; relative ERP 34.7% of peak 260°: 2.3 dB attenuation; relative ERP 58.9% of peak 270°: 1.1 dB attenuation; relative ERP 77.6% of peak 280°: 0 dB attenuation; relative ERP 100% of peak 290°: 0.4 dB attenuation; relative ERP 91.2% of peak 300°: 3.7 dB attenuation; relative ERP 42.7% of peak 310°: 4.5 dB attenuation; relative ERP 35.5% of peak 320°: 1.6 dB attenuation; relative ERP 69.2% of peak 330°: 1.2 dB attenuation; relative ERP 75.9% of peak 340°: 1.8 dB attenuation; relative ERP 66.1% of peak 350°: 3.5 dB attenuation; relative ERP 44.7% 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): 90° at 12.3 dB attenuation.

Parameters

Date 30/06/1997
Ensemble BBC National DAB
Licence BBCD000001
mb21 Oxford
Ensemble Area UK
EID CE15
Transmitter Area Oxfordshire
Site Oxford
Freq. 225.648
Block 12B
TII Main Id (Hex) 12
TII Sub Id (Hex) 0E
NGR SP56711054
Longitude/Latitude 001W10 45 51N47 26
Lat 51.790649
Long -1.179183
Site Height 130
In-Use Ae Ht 131
In-Use ERP Total 9.55 kW
Dir Max ERP 330°

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°
2.41.10.61.84.15.55.25.19.412.311.411.511.78.56.89.312.29.28.78.99.910.17.16.66.84.62.31.100.43.74.51.61.21.83.5