Radio covers many things.
If you are looking for the amateur radio village: Villages:Amateur Radio
If you are looking for the internet radio station: EMFM (note: they won't actually be broadcasting RF)
If you are looking for GSM phone village: Villages:ElectroMagneticPhone
It's also worth noting that some key volunteers and first aiders will have PMR style radios for organisation and operations. If you have any questions about those, ask the info or HQ tent.
Other users of radio spectrum on site will include:
- Public users of mobile phones
- UAVs and other remote control toys