Frequency

Attenuation 100m

Return

50MHz

>3.9dB

FM

100MHz

>5.6dB

Band III/DAB

200MHz

>8.1dB

UHF TV

460MHz

>12.6dB

860MHz

>17.6dB

Satellite

1000MHz

>19.1dB

1750MHz

>26.0dB

2150MHz

>29.1dB

Conductor resistance inner

>20.1ohm/km

Conductor resistance outer

>12.7ohm/km

Impedance

75ohm+/-3dB