We use the RDS to ‘tell’ your radio if there is a better or stronger frequency for the radio service you are listening to, as you travel around. If not, take the radio outside and see if it is worse as there may be a faulty piece of electrical equipment nearby, e.g. Lost reception of one or more station within a multiplex. Try moving the radio around to see if you can find a better position where you get good reception of all the stations you want to listen to. The cause is an atmospheric effect known as Sporadic-E and can last from a few seconds up to an hour or more. Most FM car radios have a Radio Data System (RDS) built in. This is more likely to occur following a retune of your television. DAB uses different frequencies from FM radio. Secondly, If you are in a good coverage area, and are still receiving poor DAB reception please try our Problem Assistant for further advice. This may mean an electrical item in your home, or nearby, is interfering with your MW/LW radio. This can also happen with the television relays in our transmitter network which receive their signal from another transmitter. We have a basic installation guide to help you with this. The RDS system is set up to detect local radio travel news. The 800 MHz frequencies used by some 4G services are next to the frequencies used for Freeview. a street lamp. However, as there are a limited number of frequencies to broadcast television services, we need to re-use them numerous times across the UK. The first thing to do is to swap any interconnecting leads. A faulty motor can cause electrical interference. An electric motor is used in many appliances such as microwaves, electric lawnmowers, washing machines, drills, hairdryers, etc. If you are still having problems, it is possible an unwanted signal is the cause. You need to have a suitable DAB aerial to receive DAB services. Amplifiers themselves are a common source of reception problems. It often appears at the same time on consecutive days, then disappears for several months. If you have identified it is, you should contact your local council. DAB radio in the UK is badly broken and needs fixing. Weather-related problems tend to happen mainly in the summer, when high pressure can cause a radio signal to travel further than it would normally. If the transmitter is on reduced power or undergoing any transmitter maintenance work, this can cause hissing or fading. This may be from a socket on the wall or a direct cable through the wall. Check whether there are any known works or warnings that might be causing the problem. Instead, they assume that something is wrong with the device itself. Use our, interference caused by lighting help guide, step by step guide to help troubleshoot problems with DAB radio. A faulty or uncompressed engine can cause a distinct buzzing 'whine' which varies with engine speed - motorcycles tend to be the worst. If your halogen kitchen lights have been replaced for LED ones, these can potentially cause interference to DAB. If the transmitter is on reduced power or undergoing any transmitter maintenance work, this can cause hissing or fading. Interference to MW or LW reception in a car can sometimes happen when the engine is running. The BBC's local and national radio services are carried on local commercial DAB Multiplexes. Most DAB radios can be tuned easily at the touch of a button. A qualified aerial installer with local knowledge will be able to advise further. Enter your full postcode for details of which DAB digital radio stations you're likely to receive. Check cables and leads within your property to ensure the problem is not a simple installation fault. 5 Live sports extra is a secondary service of Radio 5 Live, and not always available on air. It may take a little trial and error to find the most suitable one for your installation, and it is worth taking the advice of a local aerial contractor to select the correct one for the installation. See how weather can affect Freeview reception. See our guide on Buzzing and Clicking. As a rule of thumb hissing, fading and distortion are not interference and could indicate reception problems. Find out more about DAB digital radio and check if you can receive the national commercial stations. This is known as a single frequency network (SFN). See our guide on, The effect that causes radio signals to travel further than normal is known as tropospheric ducting. More information can be found in our pirate radio help guide. This often sounds like birds tweeting and happens if there is another frequency being transmitted near the one you are listening to. If you have a portable radio you will be able to pick up more of the receivable signal if your telescopic aerial is fully extended. Please see our help guide on a manual retune. The problem could be due to a number of reasons, the station may have stopped broadcasting or have moved multiplexes rather than a radio fault. As a rule of thumb, hissing, distorted 'S' or 'Z' sounds, whistling and twittering are not interference but are caused by general reception problems. It might be worth borrowing another DAB digital radio to see if the same issue occurs. Further information can be found on our help guide on receiving television through a communal aerial. Same for Radio 1-6 and also the WS. Does the problem happen when a lift is in use? Even if you are predicted to have good reception, you may have problems receiving services using indoor or loft aerials. 1/25/2017. It is rare for a windfarm to cause interference to your reception. Radio signals can be affected by fine weather including high pressure. Look for a pattern. The aerial and cables need to be well maintained and you need a radio with the option to connect an external aerial. Very occasionally, the weather, usually high pressure, can result in a weakened signal. You may need to consider a loft or external aerial to solve your reception problem. For more information on how to retune manually see our, If you are still having problems, it is possible an unwanted signal is the cause. If one of these stations can be received with a good signal but soon goes ‘off air’ there could be a problem with the radio. However, if you don’t have this feature – look for the digital tick – then, unfortunately, it looks like you may have to upgrade your radio. It is important to check your own system to ensure your cables and connectors are in good condition. Your television can sometimes receive signals from more than one transmitter, which may be transmitting different regional news. It is important to check the cables and the aerial for damage and that they are operating correctly. If you are in variable coverage you may experience occasional hissing or fading. My Internet Radio is not There can be a number of reasons for this: connecting to my wireless network. For example, some masthead amplifiers are also distribution amplifiers. Further information on tuning your DAB radio can be found by visiting the, It is important to check the cables and the aerial for damage and that they are operating correctly. Since we cannot control the weather, we have no influence over abnormal propagation through the troposphere, and it is only practicable to plan a network where interference is suffered no more than 1% of the time. This is because the transformer would have been designed to operate at higher power and not the lower power used by LED lights. The way to turn traffic announcements on and off on varies between radios. Check you car manual for yours. However, in both cases the signal will be weakened as it has to pass through various obstructions such as walls, roof tiles, foil backed insulation etc. If using a hi-fi with a wire aerial, again extend as much as possible to get the best signal. The government set a target of switching off FM radio services after a set of criteria on digital radio listening had been met. For reception type symptoms use the step by step guide to help troubleshoot problems with DAB radio or use the Problem Assistant. It is important to check that your installation is intact. Many people are now using low power LED lights instead of the more traditional varieties. Northern Ireland Resident? If it is potentially interference, your landlord or management committee can contact the regulator, Ofcom, for help with solving the problem, using their contact web form. A high pitched whine associated with engine speed could mean the alternator is not suitably suppressed. Then enter your address details and the tool will find your local transmitters and check for problems in your area. At these times, there is nothing that can be done but to wait until the weather condition changes. Is it happening every day? In most circumstances the supplied telescopic aerial should be perfectly adequate, and as a rule of thumb DAB aerials tend to work best when vertical and extended at least 35 cm. Contact the Freeview Advice Line on 0808 100 0288, or for further details please see Freeview TV Changes. When we broadcast a signal, some of it disappears off into space and is lost. Further information can be found on our ways of tracing interference to radio reception help guide. Light switches - Clicks and pops. For reception type symptoms use the step by step guide to help troubleshoot problems with DAB radio or use the  Problem Assistant. Firstly, poor reception might be down to poor coverage, so it is best to check you are in a DAB coverage area. 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