North Hessary Tor - Ofcom TX Visualiser

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North Hessary Tor

Devon · Classic FM · 100 MHz

Antenna pattern

In-use horizontal pattern

ERP field: In-UseERP/HP = 78.179 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 dB attenuation; relative ERP 100% of peak 20°: 0 dB attenuation; relative ERP 100% of peak 30°: 0.2 dB attenuation; relative ERP 95.5% of peak 40°: 0.7 dB attenuation; relative ERP 85.1% of peak 50°: 1.5 dB attenuation; relative ERP 70.8% of peak 60°: 2.4 dB attenuation; relative ERP 57.5% of peak 70°: 3.1 dB attenuation; relative ERP 49% of peak 80°: 3 dB attenuation; relative ERP 50.1% of peak 90°: 3 dB attenuation; relative ERP 50.1% of peak 100°: 2.3 dB attenuation; relative ERP 58.9% of peak 110°: 1.5 dB attenuation; relative ERP 70.8% of peak 120°: 0.5 dB attenuation; relative ERP 89.1% of peak 130°: 0 dB attenuation; relative ERP 100% of peak 140°: 0 dB attenuation; relative ERP 100% of peak 150°: 0.2 dB attenuation; relative ERP 95.5% of peak 160°: 0.6 dB attenuation; relative ERP 87.1% of peak 170°: 1.5 dB attenuation; relative ERP 70.8% of peak 180°: 2.4 dB attenuation; relative ERP 57.5% of peak 190°: 3 dB attenuation; relative ERP 50.1% of peak 200°: 3 dB attenuation; relative ERP 50.1% of peak 210°: 2.9 dB attenuation; relative ERP 51.3% of peak 220°: 2.2 dB attenuation; relative ERP 60.3% of peak 230°: 1.4 dB attenuation; relative ERP 72.4% of peak 240°: 0.5 dB attenuation; relative ERP 89.1% of peak 250°: 0.1 dB attenuation; relative ERP 97.7% of peak 260°: 0 dB attenuation; relative ERP 100% of peak 270°: 0.3 dB attenuation; relative ERP 93.3% of peak 280°: 0.9 dB attenuation; relative ERP 81.3% of peak 290°: 1.8 dB attenuation; relative ERP 66.1% of peak 300°: 2.7 dB attenuation; relative ERP 53.7% of peak 310°: 3.2 dB attenuation; relative ERP 47.9% of peak 320°: 3.1 dB attenuation; relative ERP 49% of peak 330°: 3.1 dB attenuation; relative ERP 49% of peak 340°: 2.3 dB attenuation; relative ERP 58.9% of peak 350°: 1.4 dB attenuation; relative ERP 72.4% 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): 10°, 20°, 130°, 140°, 260° at 0 dB attenuation.

Deepest restriction(s): 310° at 3.2 dB attenuation.

In-use vertical pattern

ERP field: In-Use ERP/VP = 80 kW

0° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° N E S W 0°: 2.2 dB attenuation; relative ERP 60.3% of peak 10°: 0.6 dB attenuation; relative ERP 87.1% of peak 20°: 0 dB attenuation; relative ERP 100% of peak 30°: 0.9 dB attenuation; relative ERP 81.3% of peak 40°: 2.8 dB attenuation; relative ERP 52.5% of peak 50°: 3.9 dB attenuation; relative ERP 40.7% of peak 60°: 2.6 dB attenuation; relative ERP 55% of peak 70°: 0.8 dB attenuation; relative ERP 83.2% of peak 80°: 0.1 dB attenuation; relative ERP 97.7% of peak 90°: 0.9 dB attenuation; relative ERP 81.3% of peak 100°: 2.6 dB attenuation; relative ERP 55% of peak 110°: 3.7 dB attenuation; relative ERP 42.7% of peak 120°: 2 dB attenuation; relative ERP 63.1% of peak 130°: 0.5 dB attenuation; relative ERP 89.1% of peak 140°: 0 dB attenuation; relative ERP 100% of peak 150°: 0.8 dB attenuation; relative ERP 83.2% of peak 160°: 2.8 dB attenuation; relative ERP 52.5% of peak 170°: 3.9 dB attenuation; relative ERP 40.7% of peak 180°: 2.2 dB attenuation; relative ERP 60.3% of peak 190°: 0.5 dB attenuation; relative ERP 89.1% of peak 200°: 0.1 dB attenuation; relative ERP 97.7% of peak 210°: 0.9 dB attenuation; relative ERP 81.3% of peak 220°: 2.7 dB attenuation; relative ERP 53.7% of peak 230°: 3.7 dB attenuation; relative ERP 42.7% of peak 240°: 2 dB attenuation; relative ERP 63.1% of peak 250°: 0.6 dB attenuation; relative ERP 87.1% of peak 260°: 0.1 dB attenuation; relative ERP 97.7% of peak 270°: 0.9 dB attenuation; relative ERP 81.3% of peak 280°: 3 dB attenuation; relative ERP 50.1% of peak 290°: 4.1 dB attenuation; relative ERP 38.9% of peak 300°: 2.6 dB attenuation; relative ERP 55% of peak 310°: 0.9 dB attenuation; relative ERP 81.3% of peak 320°: 0.2 dB attenuation; relative ERP 95.5% of peak 330°: 1 dB attenuation; relative ERP 79.4% of peak 340°: 2.9 dB attenuation; relative ERP 51.3% of peak 350°: 3.7 dB attenuation; relative ERP 42.7% 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): 20°, 140° at 0 dB attenuation.

Deepest restriction(s): 290° at 4.1 dB attenuation.

Licensed horizontal pattern

ERP field: Licensed ERP/HP = 80 kW

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

Deepest restriction(s): 90°, 100°, 110°, 120°, 130°, 140°, 150°, 160°, 170°, 180°, 190°, 290°, 300°, 310°, 320°, 330°, 340° at 2 dB attenuation.

Licensed vertical pattern

ERP field: Licensed ERP/VP = 80 kW

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

Deepest restriction(s): 90°, 100°, 110°, 120°, 130°, 140°, 150°, 160°, 170°, 180°, 190°, 290°, 300°, 310°, 320°, 330°, 340° at 2 dB attenuation.

Parameters

Date 01/10/1993
Station Classic FM
Area Devon
Site North Hessary Tor
Licence AN000001
mb21 North Hessary Tor
Frequency 100
NGR SX57817420
RDS PS Classic_
RDS PI C2A1
Switched PI C8A1
TP/TA Y
TMC Y
Lat 50.550223
Long -4.008413
Site Ht 509
In-Use Aerial Ht 176
In-UseERP/HP 78.179 kW
In-Use ERP/VP 80 kW
Max Dir
Licensed ERP/HP 80 kW
Licensed ERP/VP 80 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°
0.6000.20.71.52.43.1332.31.50.5000.20.61.52.4332.92.21.40.50.100.30.91.82.73.23.13.12.31.4

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°
2.20.600.92.83.92.60.80.10.92.63.720.500.82.83.92.20.50.10.92.73.720.60.10.934.12.60.90.212.93.7

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°
000000000222222222220000000002222220

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°
000000000222222222220000000002222220