The most common FM radio aerial on a portable radio is a telescopic ... but if you are retro-fitting a DAB radio into a car, you may need to add a DAB aerial. External aerials are also available ...

Ripping a car radio from a car, building a 12 volt DC ... If you want to install a new outdoor FM antenna, there are two types to choose from, "omni-directional" and "directional".

However, helically wound FM aerials are able to receive DAB ... to avoid any interference. If your car radio is showing no signal or no service for a station you usually receive, this could ...