It rarely causes problems when listening to strong stations, but is a nuisance when signals are weaker. Ensure there is nothing in front of the aerial that could block the signal, such as trees. If you have an external or loft aerial check they are functioning correctly. Most DAB radios come with built in signal strength meters which can be helpful. A qualified aerial installer with local knowledge will be able to advise further. If you have an external aerial, a radio signal will always lose some of its strength as it passes along the cable and through the connectors. The result is a higher level of interference and a deterioration in both the sound and coverage. That budget is used to manage the rollout of new sites and maintain the existing network. If your installation is in good order a simple filter may help solve the problem. 5 Live sports extra is a secondary service of Radio 5 Live, and not always available on air. This is because the transformer would have been designed to operate at the higher power and not the lower power the LED lights use. : Arfon: DAB: Off the air due to essential engineering from 18 Dec 10:47 until 18 Dec 11:39. The aerial and cables need to be well maintained and you need a radio with the option to connect an external aerial. 5 Live sports extra is a secondary service of Radio 5 Live, and not always available on air. 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. It is sometimes possible to hear distorted speech through your TV loudspeaker or radio. The second signal is picked up by the radio moments after the first. The transmitter tool can only show faults with BBC services. It is important to check your installation is working properly and that your radio is in the best possible position. Broken aerials may affect reception. Normally, the signals from each transmitter can only be received by those homes that have aerials with a direct line-of-sight to the transmitter. This is impractical and would be very expensive. For example, phone chargers or dash cams sometimes cause interference and affect your radio signal. Our DAB installation guide provides further information. This can be due to various things including poor earth connectors, faulty or corroded HT leads and uncompressed spark plugs. Check whether you are also having interference on an FM radio. For example all the cables between your television equipment and aerial are connected securely and none is damaged. This may be fine during the day, but in the evening, signals from distant transmitters can travel further, and can cause reception problems for those at the very edge of coverage. As a rule of thumb, hissing, distorted 'S' or 'Z' sounds, whistling and twittering are not interference but are caused by general reception problems. If you can’t locate the problem you may wish to speak to neighbours to ask them to do the same as the problem could be located in their home. If you have a problem first check whether it is with your own equipment or the local transmitter. See our guide on, The effect that causes radio signals to travel further than normal is known as tropospheric ducting. There is nothing anyone can do about this and the only answer is to wait for the weather to change. If you are hearing a hum it is often linked to an issue with your mains adapter. Is it happening every day? Global Announces Brand New Radio Station Heart 80s. is a recognised trade body which will can put you in touch with one of their members in your area. It is best to re-tune your radio when they are broadcasting, so it will store the station in its memory. You will need to report this illegal station to Ofcom who deal directly with this type of interference case. If you know your location, you can use our transmitter checker to see whether there is a problem. It might be worth borrowing another DAB digital radio to see if the same issue occurs. If using an external or loft aerial, the problem could be due to corrosion, or the cable may be damaged or loose. This is known as a single frequency network (SFN). An electric motor is used in many appliances such as electric lawnmowers, washing machines, drills and hairdryers etc. However, it can be linked to any electrical accessory in the car so you may need to undertake a number of checks to find the source. Very occasionally, under certain weather conditions, this signal can instead be received much further than it would normally be. There is nothing that can be done but to wait until the weather changes. It often appears at the same time on consecutive days, then disappears for several months. This is why you can often hear radio stations from outside the UK at night. About 9.45am today my DAB radio in my office lost Radio 2 and just keeps scrolling "Service not available". block or interfere with television signals from local transmitters, or the links between transmitters. Ensure you are tuned to the correct frequency for the service you wish to listen to. See our, Radio signals can be affected by fine weather including high pressure. 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. If you still have a problem use the ‘autotune' function to re-tune. Use the list of symptoms below as a guide to help you identify a possible interference source. All these need a power supply to work. Faulty street lamps can cause this effect. The CAI (Confederation of Aerial Industries) is a recognised trade body which can put you in touch with one of its members in your area. All TV reception predictions assume an outside aerial at a height of 10m from the ground. However, if you are using a frequency you have preset and there is no radio service on that frequency in your location, then the RDS may not work. This will show if you have good or variable coverage. By switching it off and seeing whether the problem goes away, you will be able to know if this is the cause. Firstly, you may have a poor aerial system, so we recommend you checking over your installation by reading our, To turn AD on or off, press AD on your remote. Even the best amplifier will still add some noise to the television signal it is amplifying/boosting that could result in picture break up. Portable DAB radios will usually have a telescopic one, but if you are retro-fitting a DAB radio into a car, you may need to add a DAB aerial. However, the first check is to ensure the radio is properly earthed. A high pitched whine associated with engine speed could mean the alternator is not suitably suppressed. AM reception can vary a great deal from day to night because of differences in the atmosphere. All of the stations in one multiplex should be behaving the same way. A faulty motor can cause electrical interference. If you are using a portable radio, it may be necessary to move this to a different position in the room. Use our transmitter checker tool to see the status of your transmitter. This normally happens in the summer months, due to high pressure weather conditions in the atmosphere, allowing radio signals to travel further. For more information see the. However, helically wound FM aerials are able to receive DAB. The first step in is to determine whether it's a reception or interference problem. External aerials are also available for DAB  and will significantly improve reception. However the CAI (Confederation of Aerial Industries) is a recognised trade body which will be able to put you in touch with one of their members in your area. If you can receive a service from more than one transmitter, then you get the benefit that your radio combines the signals from all the transmitters it can receive. A heating system can cause interference if it has a fault. An externally mounted aerial can be attached to many types of DAB portable radio and hi-fi systems. Please see our help guide on a manual retune. For more information on how weather can affect your Radio services, please see, It is important to check your installation is working properly and that your radio is in the best possible position. If you have re-tuned your television, we would recommend doing a manual retune to the transmitter your aerial is pointing towards. The radio technology known as Digital Audio Broadcasting (DAB and DAB+), and its TV sibling, Digital Multimedia Broadcasting (DMB), is being operated in several regions worldwide, either in the form of full services, or as feasibility studies.. As of 2017, 420 million people are able to receive DAB services, with over 2,100 DAB services on air in 38 countries. If you have a relatively new car, the radio may have been tuned to DAB stations in a different location. If not, then you will need to check the radio and aerial to confirm they are both working properly. The CAI (Confederation of Aerial Industries) is a recognised trade body which will can put you in touch with one of their members in your area. If your problem is due to the weather, it should go away once the weather changes. For a programme broadcast live, (like the News), subtitles will be generated as it is broadcast, which is a complex and problematic process. Our information on how clear skies and fine weather can affect your radio reception may be useful, please see our Weather Guide. This may be due to old or faulty leads to the spark plugs and can be characterised as clicks or cracking sounds. We have no control over it. Try switching your radio off and on again. Potentially, as the blade moves this can reflect the signal and cause intermittent loss of service, pixilation or freezing of the picture. If you can still receive radio stations via digital television this doesn’t mean that DAB radio is working—radio stations use a different technology to broadcast on digital television than DAB. This can commonly be caused by high pressure when, during fine weather, radio signals can travel much further than normal. For more information see our guide on tropospheric ducting. We cannot investigate everything so it’s best to check the scope of our service first. There could be a fault with the suppressor on the lift motor. Tilting and swivelling the aerial will help to get the best signal. Windowsills and high shelves are a good position for the radio. I am in the south east of the city and had problems with Radio 4 and Radio Scotland on Friday night. 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. If you’ve suddenly lost access to digital radio stations there could be a problem with your local transmitter. What is the Radio and Television Investigation Service? The simplest test is to turn off your engine and see whether it goes away. For information on the, The BBC cannot recommend individual installers. If you rule out basic reception problems and believe there is a nearby source of interference you can contact us either by phone or. Equipment, such as baby alarms, are designed to work within an allocated frequency band and when used correctly they will not cause problems to television or radio reception. All of the stations in one multiplex should be behaving the same way. Try to move your radio away from the street or use an external aerial. 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. When the BBC has additional sports content, it can be found next to Radio 5 live on DAB radio. An exception is "helically wound" FM aerials. Your television can sometimes receive signals from more than one transmitter, which may be transmitting different regional news. Below are some simple techniques you can use to try and determine the source. Check any appliance with an electric motor by moving your radio away from it to see whether the sound improves. However the. The BBC network stations, e.g. An aerial contractor should be able to recommend the best one for your problem. It tends to happen mostly in the evenings - when television viewing is at a peak and specialist FM programmes are on air. This effect happens in bursts of a few seconds at a time when an appliance is switched on. Currently it reports on network DAB stations only; Local and Nations radio faults are not included. This is a high-pitched whine that will rise and fall in a regular pattern. It is worth first checking to see whether the problem is with your own equipment, or the local transmitter. Most FM car radios have a Radio Data System (RDS) built in. For reception type symptoms use the step by step guide to help troubleshoot problems with DAB radio or use the Problem Assistant. If you are using a portable radio with a telescopic aerial make sure it is fully extended, you may also need to tilt or swivel the aerial to get the best reception. For more information on interference, please see our, Your radio must be in a good DAB coverage area to receive BBC services. External aerials are also available for FM radio and will significantly improve reception. If it is possible, try putting your FM radio into mono. 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. Switching off the heating system while you are experiencing the problem will help to identify it. There are three types of amplifier – masthead, set-back and distribution. Does it come and go at specific times? See our, We cannot recommend individual installers. Since it is a communal aerial, you will not be able to contact Ofcom directly. The aerial and cables need to be well maintained and you will need a radio that has an option to connect an external aerial. If your problem is caused by interference, your landlord or property manager can contact the regulator, Ofcom, for help using the Ofcom contact web form. If the interference changes with engine speed it is most probably the ignition system causing the issue. This is because the transformer would have been designed to operate at higher power and not the lower power used by LED lights. Interference from a device within a home or close by can affect televisions too, so it is worth switching on the television when you notice the problem. The best place to put a DAB aerial is on the roof of the car and as far from the engine as possible, to avoid any interference. Advice for improving medium wave reception can be found on this BBC Reception help guide. DAB reception problems can be caused by many things. For information on the symptoms of interference see our, We cannot recommend individual Installers. You will, however, need to have a suitable postcode of the area you are having problems in to see what the radio coverage is in that area. We are only receiving broadcasts through our digital television. Same for Radio 1-6 and also the WS. For example, the leads from your aerial wall plate to your television or leads to external speakers. If all other stations are working ok and you have just lost one station. For example all the cables between your television equipment and aerial are connected securely and none is damaged. As a result this can block or interfere with television signals from local transmitters, or the links between transmitters. To rule out any reception problems within your property see the BBC Reception Advice site to check for any installation faults. Was back in the country in Livingston today and Forth 2 signal was poor on dab, sometimes even no signal when listening to the talk-in in the car on the pure highway but signal picked up as i headed towards Falkirk. Our information on how clear skies and fine weather can affect your radio reception may be useful, please see our weather guide. A faulty or uncompressed engine can cause a distinct buzzing 'whine' which varies with engine speed. Other DAB radios in the house are able to play these stations ok. For information on the symptoms of interference see our other site, RTIS, for further information. For programmes which are pre-recorded, we create the subtitles in advance. Past guests include Ann Coulter, Ben Stein and columnist Michael Barone. Radio 5 Live Sports Extra has a dynamic schedule. Water can get into external cables and can cause reception problems. A faulty motor can cause crackly whine. If the transmitter is on reduced power or undergoing any transmitter maintenance work, this can cause hissing or fading. This is likely to happen if you live close to a transmitter. If you have a battery-operated, portable FM radio, switch it on to see whether the problem can be heard on the FM radio at the same time. Some years are worse than others, depending on the prevailing weather patterns. Anyone else had a problem on DAB today? At that point you will need to tune your radio until you find a signal. To find out whether a particular switch is causing the problem, try turning the lights off one at a time. The speaker might start working again. An electric motor is used in many appliances such as electric lawnmowers, washing machines, drills and hairdryers etc. Further information is available in our, Television signals can be affected by fine weather including high pressure (atmospherics) and the only solution is to wait for the weather to change, you should, how weather can affect Freeview reception, Water can get into external cables and can cause reception problems. This can have a negative effect on an SFN and result in burbling noises or break-up of the audio. If you have several appliances with electric motors you may need to turn them all off and try the above one at a time. It can be found next to Radio 4 on the list of stations. Tim Johns, a producer on Radio 2, tweeted: “Oh dear - there's a current problem with BBC DAB reception in central London. When the BBC has additional sports content, it can be found next to Radio 5 live on DAB radio. This is because the transformer would have been designed to operate at the higher power and not the lower power used by LED lights. Our, If your installation is in good order a simple filter may help solve the problem. For more information, please visit our page on how weather can affect your Television and Radio reception. Light switches - Clicks and pops. If you have an external or loft aerial check they are functioning correctly. DAB uses different frequencies from FM radio. The transmitter tool can only show faults with BBC services. Otherwise, all the unwanted signals will also be boosted, which can cause pictures to break up. Lost reception of one or more station within a multiplex. For more information see our what do filters do help guide. Often when halogen lights are replaced the transformer is retained and this can be the cause of the problem. If using a hi-fi with a wire aerial, again extend as much as possible to get the best signal. To ensure you are receiving the correct regional news programmes from the transmitter your aerial is pointing towards, you will need to do a manual retune. It is important to check that your installation is intact. As of today we are not receiving any commercial DAB radio broadcasts – not even in the car. For more information see the help guide on filters. Does the problem happen when a lift is in use? To turn AD on or off, press AD on your remote. Radio Bradford will also be available online at https://www.bbc.co.uk/radiobradford. However, if the original light used a transformer rather than directly running off the mains, it is possible the transformer is causing the interference. See our guide on, This may mean an electrical item in your home or nearby, is interfering with the reception of your FM radio and is causing the buzzing, clicking or pops you can hear. See our help guide on the different types of amplifiers available . Coverage improved with new transmitters What is Sound Digital? If it stops you may have to repair or replace the thermostat. If you are using a satellite dish to receive your television, you will also need to check the LNB and cap for any signs of water damage. A faulty or uncompressed engine can cause a distinct buzzing 'whine' which varies with engine speed - motorcycles tend to be the worst. In addition, breakthrough can be experienced on other equipment such as cordless phones, baby monitors, hi-fi equipment, computer speakers and even hearing aids. There are all kinds of aerials available on the market and some which are specific to certain frequencies. A pirate radio station is unlicenced and may use frequencies that are close to licenced radio services, for example Radio 2 or Classic FM. Bob Gourley’s “Issues Today” has been in on the air since 1998. BBC Radio 1, BBC Radio 4 are grouped together in a single multiplex. If you live in a basement flat, or your building is steel-framed or reinforced concrete, coverage may be affected. The BBC's local and national radio services are carried on local commercial DAB Multiplexes. Use our. The same is true for Radio 4 LW on DAB. To check what coverage of DAB services are available in your locality, please see our Transmitter checker tool. If it is from a wall socket check both the connector on the cable and on the wall socket for any signs of water or green build-up. National commercial digital radio multiplex operator. It can also cause a crackling noise which is worse on MW and LW than FM. Sometimes a full scan is required. If you know your location, you can use our, If you are having continuous reception problems. The 5 Live Sports Extra schedule is available online, and Radio 4 LW on DAB, broadcasting Yesterday in Parliament, along with the Daily Service each day on their respective websites. to help you rule out any common problems or follow the advice below. For reception type symptoms use the step by step guide to help troubleshoot problems with DAB radio or use the  Problem Assistant. . Please see our help guide on a manual retune. Some sets do this automatically. Note when the nearby lamps switch on and off and compare it with when you experience the problem. It is worth checking if your neighbours are affected as you will all be using the same television aerial. (plug in a known good pair of headphones and try) If the answer is yes, try plugging in and unplugging the headphones briskly, a few times. It came with a factory fitted DAB radio as standard. It has also been known for the engine management system (EMS) to cause problems. For reception-type symptoms use our. Often, car radio interference originates in the ignition system or the charging circuit. Further information can be found on our windfarm help guide. This may mean an electrical item in your home, or nearby, is interfering with your MW/LW radio. If you have identified it is, you should contact your local council. Make sure any cables between your radio equipment and aerial are connected securely. The first step in troubleshooting your problem is to rule out common problems and determine whether it's a reception or interference problem. If the problem persists when you turn the heating back on again; there could be a faulty thermostat, which may need to be repaired or replaced. It is a process of elimination so it is important that you switch off everything in your home first to see whether the problem goes away. The first affiliate was the legendary KPPC radio in Pasadena, California. These split the TV signal from a single aerial and allow the signal to be sent to several different televisions in the building. If the hissing or fading is more obvious when it is raining, the rainwater might be getting into the external aerial down-lead. If you find water damage then it is likely that the cable will need replacing by a qualified aerial installer. If this does not work, a full re-scan might be needed. FM radio signals can be affected by fine weather including high pressure and the only solution is to wait for the weather to change, you should not re-tune during this time. This often sounds like birds tweeting and happens if there is another frequency being transmitted near the one you are listening to. This is causing the buzzing, clicking or pops sounds you can hear. The RTIS is a diagnostic and advisory service provided by the BBC for the benefit of all UK audience members and broadcasters. This normally means that the signal you are receiving is not strong enough. Delete the presets and re-tune to the services in your area. The big wigs are working on it.” For hi-fi systems check your aerial isn’t broken or become loose. Transmitter Freeview problem reports; Ardintoul: Freeview: Wrong regional programme due to a fault from 18 Dec 11:59 until 18 Dec 12:36. Our sister site, the Radio and Television Investigation Service (RTIS) also has useful information on how to distinguish the difference. It will also show you any transmitter faults. If you find a regular pattern and it is happening to all channels and to your FM radio, there may be interference. Try unplugging the items to see if one of them is causing any interference. Try to move your radio away from the street or use an external aerial. 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. The fast-paced half hour features leading guests discussing the challenges that face us all. Check cables and leads within your property to ensure the problem is not a simple installation fault. However if the original light used a transformer rather than directly running off the mains, it is possible the transformer is causing the interference. Indoor portables are especially susceptible. The cause is an atmospheric effect known as Sporadic-E and can last from a few seconds up to an hour or more. Interference is usually caused by electrical devices in the home. To check, remove the power from the amplifier and see whether the problem goes away. Firstly tune into one of the radio bands between radio stations to see if you hear any unusual sounds. DAB radio problems in the car can have several causes. It is often a process of elimination to find the cause. A radio which can tune to medium and long wave services usually has an aerial built in, which you cannot see. From time to time radios should be re-tuned in order to discover new stations. 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