Downham Market ESS - Ofcom TX Visualiser

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Downham Market ESS

Downham Market · BBC National DAB · 12B / 225.648 MHz

Antenna pattern

Antenna pattern

ERP field: In-Use ERP Total = 300 W

0° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° N E S W 0°: 1 dB attenuation; relative ERP 79.4% of peak 10°: 0.7 dB attenuation; relative ERP 85.1% of peak 20°: 0.3 dB attenuation; relative ERP 93.3% of peak 30°: 0 dB attenuation; relative ERP 100% of peak 40°: 0 dB attenuation; relative ERP 100% of peak 50°: 0 dB attenuation; relative ERP 100% of peak 60°: 0.3 dB attenuation; relative ERP 93.3% of peak 70°: 0.5 dB attenuation; relative ERP 89.1% of peak 80°: 0.8 dB attenuation; relative ERP 83.2% of peak 90°: 1 dB attenuation; relative ERP 79.4% of peak 100°: 0.8 dB attenuation; relative ERP 83.2% of peak 110°: 0.5 dB attenuation; relative ERP 89.1% of peak 120°: 0.2 dB attenuation; relative ERP 95.5% 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°: 0.4 dB attenuation; relative ERP 91.2% of peak 170°: 0.8 dB attenuation; relative ERP 83.2% of peak 180°: 1.3 dB attenuation; relative ERP 74.1% of peak 190°: 2 dB attenuation; relative ERP 63.1% of peak 200°: 3 dB attenuation; relative ERP 50.1% of peak 210°: 3.8 dB attenuation; relative ERP 41.7% of peak 220°: 4.9 dB attenuation; relative ERP 32.4% of peak 230°: 6 dB attenuation; relative ERP 25.1% of peak 240°: 6.4 dB attenuation; relative ERP 22.9% of peak 250°: 6.7 dB attenuation; relative ERP 21.4% of peak 260°: 7 dB attenuation; relative ERP 20% of peak 270°: 7 dB attenuation; relative ERP 20% of peak 280°: 7 dB attenuation; relative ERP 20% of peak 290°: 6.7 dB attenuation; relative ERP 21.4% of peak 300°: 6.4 dB attenuation; relative ERP 22.9% of peak 310°: 6 dB attenuation; relative ERP 25.1% of peak 320°: 4.9 dB attenuation; relative ERP 32.4% of peak 330°: 3.8 dB attenuation; relative ERP 41.7% of peak 340°: 3 dB attenuation; relative ERP 50.1% of peak 350°: 2 dB attenuation; relative ERP 63.1% 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): 30°, 40°, 50°, 130°, 140°, 150° at 0 dB attenuation.

Deepest restriction(s): 260°, 270°, 280° at 7 dB attenuation.

Parameters

Date 29/06/2015
Ensemble BBC National DAB
Licence BBCD000001
Ensemble Area UK
EID CE15
Transmitter Area Downham Market
Site Downham Market ESS
Freq. 225.648
Block 12B
TII Main Id (Hex) 33
TII Sub Id (Hex) 11
NGR TF604038
Longitude/Latitude 000E22 03 52N36 30
Lat 52.608299
Long 0.367384
Site Height 5
In-Use Ae Ht 27
In-Use ERP Total 300 W
Dir Max ERP 90°

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°
10.70.30000.30.50.810.80.50.20000.40.81.3233.84.966.46.77776.76.464.93.832