Top Tips
Problems can often be equipment-related. Check out our top tips before going further.
- Aerial systems
For the best reception your installation must work well - Satellite systems
A faulty dish or downlead can cause loss of reception - Plugs, sockets & cables
Damaged or loose connections can spoil your reception - Reception on portables
Correct positioning is essential and can be tricky - Changes in your vicinity
Tree growth, new buildings, etc can all affect reception - Transmitter work
Transmitter work can temporarily affect reception - Amplifiers (boosters)
Damaged boosters can affect your reception and cause interference
Welcome to the Radio & Television Investigation Service Website
The Radio and Television Investigation Service has been set up to help viewers and listeners investigate whether problems with receiving domestic radio and television services are due to interference from an external source, poor reception or problems with their receiving equipment.
Investigation of problems due to interference are undertaken by the regulator Ofcom but they will not investigate unless some set criteria have been met. The Radio and Television Investigation Service will help you gather the information required and will refer appropriate cases to Ofcom for you.
The information on this website is designed to help you to:-
• decide whether the problem is reception or interference
• identify a possible source of interference
• work towards resolving the issue by providing guidance
• find sources of further help if needed
To make the most of our site follow our step by step guide in Getting Started
Transmitter Checker
Enter postcode below to check for faults with your local transmitter
Problem Assistant
Get started with diagnosing your problem with our self-help tool.