Remember, Channel 2’s wavelength is around 18 feet. For this reason, the important distinction between the so called HDTV antennas is because they are mainly focused on the best UHF performance. That’s the VHF dipole.). In other words, it would need to adequately cover both the low end of VHF frequencies and the high end of UHF. Very high frequency is the type of radio frequency electromagnetic waves that range from 30 to 300 MHz. VHF is known to be more imperceptible however UHF tends to face more noise and interference. In general, VHF channels are numbered 2 to 13 and UHF channels 14 to 51. When we speak of a UHF signal as having a "higher frequency," that's literally what it means. VHF has no public frequencies available, therefore, VHF radios can only broadcast on private or licenced frequencies. The signals contain digital information to tell the set what virtual channel should be used.eval(ez_write_tag([[580,400],'longrangesignal_com-large-leaderboard-2','ezslot_1',108,'0','0'])); That may seem odd, but it’s understandable that the local station that’s been known for decades as, for example, Channel 4, would want to keep calling itself Channel 4 even though it’s moved to broadcasting on a UHF channel. In the below illustration the broadcast antenna is listed as 1200 meters MSL. Such waves are shorter than lower frequency, longer wavelengths. anything lower than this is usually known as high frequency, and all those above it are referred to as UHF. These small dipoles are usually just a few inches long and are arranged in parallel rows at the front of the antenna. Their peaks and troughs propagate more closely together. "I've heard that a CB radio is a UHF radio". UHF and VHF radio frequencies operate at different wavelengths. Most modern indoor antennas, such as the flat panel from 1byone below, have looped dipoles inside the plastic casing for getting the UHF band.eval(ez_write_tag([[300,250],'longrangesignal_com-large-mobile-banner-1','ezslot_7',113,'0','0'])); Some manufactures claim these panel antennas get VHF and UHF, but in reality such antennas very likely won’t get low VHF channels. Current UHF systems cost substantially more than comparable VHF systems. These days, UHF is more common for a television connection and most broadcasters will use this or digital signals. The UHF band originally had 70 RF channels (14-83). Signals toward the upper end of UHF aren’t much longer than one foot. You can also search by City and State only Or You Can Search by Zip Code only. Therefore, in this example, the TV station is broadcasting on frequency channel 24, so it is not a VHF frequency. Channels from 2 to 13 are on the VHF band, while UHF TV channels run from 14 to 51. Over-the-air TV signals broadcast on two separate sets of frequencies, which is a minor complication. Because UHF signals don’t travel distances as well, they generally need more elements. eval(ez_write_tag([[300,250],'longrangesignal_com-medrectangle-4','ezslot_0',105,'0','0']));Most of today’s digital broadcasts are on the UHF band. The antenna that most efficiently picks up a given wavelength will have a dipole whose length is some fixed proportion to the length of the wave. The Ultra High Frequency (UHF) band is the segment of the television broadcast band covering channels 14 through 83. Based on that, you can choose between a simple and inexpensive indoor antenna, a more potent amplified antenna, or a full-bore outdoor antenna. UHF vs. VHF Two-Way Radios VHF Radio (Very High Frequency) The main difference between these two options is in the range of frequencies that they use. 23 Even though the kind of devices and equipment used for each has been designed in a different manner. The FCC is responsible to make certain each TV station in a region is assigned a different channel frequency (wavelength pattern) so one TV station doesn't interfere with another. UHF is … If you're looking to cut the cord with your cable provider or to add local stations that aren't included in your TV bundle, adding an antenna to your home TV setup is a simple and usually cost-effective way to do that. There are still a number of television stations using VHF, however, and between now and July 2020 a few more UHF stations will move to VHF. Every TV station is assigned a broadcast channel frequency > governed by the FCC. The channel number the station calls itself by, the one in the TV guide, isn’t necessarily the channel the station is broadcasting on. You can't receive a VHF TV signal using a UHF TV antenna. Most walkie talkies produced these days have a 130-900-megahertz frequency range. Over-the-air TV signals are broadcast on two different bands, very high frequency (VHF) and ultrahigh frequency (UHF). Back in October, KOMU-TV, a commercial NBC/CW affiliate owned by the University of Missouri, sought a waiver of the FCC's freeze on full-power TV's seeking channel changes so the FCC would consider its petition to change channels. UHF channels are typically given higher channel numbers, like the US arrangement with VHF channels 2 to 13, and UHF channels numbered 14 to 83. Typically, it is more difficult and more expensive to design and manufacture UHF devices. eval(ez_write_tag([[250,250],'longrangesignal_com-leader-3','ezslot_12',111,'0','0']));eval(ez_write_tag([[250,250],'longrangesignal_com-leader-3','ezslot_13',111,'0','1'])); A higher frequency in MHz means just what it sounds like, that the waves are more frequent. The signal might emit from the broadcast tower on a different frequency, which is the real channel. British colour television was broadcast on UHF (channels 21-69), beginning in the late 1960s. Most antennas these days have some combination of long dipoles, as well as short dipoles or loops. It requires two different types of antennas to receive each signal type. That’s because of something called the FCC channel repack, which is taking away some channels on the UHF band and assigning their frequencies to 5G cell phone service.eval(ez_write_tag([[580,400],'longrangesignal_com-box-4','ezslot_4',106,'0','0'])); In any case, there’s a good chance you’re aware that the VHF channels are 2-13 and the UHF channels are 14-51 (14-36 after the repack). How do you find out what they are? Since 2009 most stations have gone to UHF if they were able to, because the higher frequencies are better for digital compression and error checking of the sorts of high-def shows you get today. The elements or prongs of your antenna are directly related to the length of the radio wave. There are also online tools available on enthusiast sites and antenna manufacturers' sites, which tell you how strong a channel's signal is in your area. So the broadcaster you know as Channel 4 might have a real channel of, for example, 22 or 35 (making that channel 22-4, or 35-4). TV Channel frequency list for Cable TV, VHF and UHF over the air broadcast and HDTV channel list Skip to Site Map Skip to content Search Keep your family safe at MySafeFamily.Info UHF is Ultra High Frequency with a band from 300 MHz to 1 GHz. You may be wondering what the difference is between UHF and VHF. One of the key differences between UHF and VHF is that while both frequencies are part of the overall electromagnetic spectrum, they are two distinct frequency bands along that spectrum. A VHF signal sends relatively large radio waves, while UHF signals are sent on smaller waves that arrive closer together. It’s difficult to design an antenna that’s compact and does a good job on both bands. Congratulations – you decided to get an HDTV antenna as part of your cord cutting endeavors. To understand why the same antenna can’t be ideal for both, it helps to understand something about the radio waves (I know, we’re talking about TV yet these are referred to as radio frequency signals!) Your new antenna will pick up local channels that the major networks broadcast on. The lowest frequency in low-band VHF, i.e., Channel 2, has a wavelength of about 18 feet. These total spectrum is divided into 68 TV … With most outdoor antennas, all the dipoles are visible, and it’s obvious whether an antenna gets only one frequency band, or a combination of both. The UHF portion of the antenna can be much smaller in size and get the same results. These are the ones that may not be available on your streaming services but are free and over the air (OTA) for anyone with an antenna. It includes VHF and UHF frequencies from channel no. But a lot of manufacturers will exaggerate how well their antennas do with the lowest MHz frequencies of VHF. The UHF band was later reduce to 56 channels (14-69). Most TV stations that were once on VHF are actually broadcasting on UHF now. VHF channels transmit at radio frequencies between 54 MHz and 216 MHz, while UHF channels come at much higher frequencies between 470 MHz and 890 MHz. However, one or more of your local stations may be broadcasting on VHF. CB Radios, or Citizen Band Radios, refer to the radio's ability to broadcast and receive transmissions on the Public, Citizen Band Channels (80 CB Channels) in the UHF spectrum. But it may not be obvious which is right for you. From then on, TV was broadcast on both VHF and UHF (VHF being a monochromatic downconversion from the 625-line colour signal), with the exception of BBC2 (which had always broadcast solely on UHF). Their peaks and troughs propagate more closely together. If you see both V-shaped elements and a smaller cluster of straight elements on the same antenna, it receives both signals. Another major difference between UHF and VHF is that VHF is able to pass through metallic substances whilst the other one can not. For example, KMOV 24 (4.1). VHF radios offer a larger broadcast range, using radio waves from 30 MHz to 300 MHz. This is due to when the analog to digital conversion took place, the FCC also had a major shift from VHF to UHF frequencies. The VHF portion of the antenna must be considerably larger. Step 1. There’s a lot to think about in choosing your antenna. In that case, checking to see which frequencies or channels it receives may tell the story. Terrain Masking. AFAIK, there is no concrete plan to reallocate these channels to other uses. TV channel frequencies. By the way, if you’re looking for a UHF antenna that gets strong VHF, I recommend you check out the Winegard HD7694P. (See that one long, horizontal bar at the back of the antenna pictured above? Just about any antenna will sometimes pick up broadcast television signals it’s not designed for. In the days before cable TV took over, most stations broadcast on the VHF band because it was less prone to interference and would carry the signal farther on a given amount of transmission power. How to Tell the Difference Between a UHF & a VHF Antenna, Crutchfield: Choosing the Best HDTV Antenna, Federal Communications Commission: Antennas and Digital Television, GetTV Antenna: UHF vs. VHF - A Comprehensive Guide, Federal Communications Commission: TV Query Broadcast Station Search, AntennaWeb: Maximize Your Television Reception. eval(ez_write_tag([[300,250],'longrangesignal_com-medrectangle-1','ezslot_9',115,'0','0']));report this ad. ReceptionMaps.com - UHF / VHF TV Reception Maps - USA. Outdoor antennas consist of elements attached to a boom, and they’re built to capture different wavelengths with several dipoles. A television Radio Frequency (RF) channel is allocated 6 MHz of bandwidth for over-the-air transmission in the VHF or UHF frequency band. UHF and VHF frequencies are part of the overall electromagnetic spectrum. A lot of antennas will claim to do both, but most are optimized for one or the other. UHF antennas also tend to be smaller and easier to install, and the signals do well in densely packed urban areas. For starters, OTA stations broadcast on two separate sets of frequencies, UHF and VHF, and the stations you want can be on either one. This site also tells you if any of your real channels are changing as part of the FCC repack. TV channel frequencies are assigned in 54 to 806 MHz RF frequency band. Frequencies immediately below VHF is … The sides of the V are extendable, which gives you some level of adjustment specific to the station you’re pulling in. Past the mountain a VHF signal spreads more than a UHF signal. However, the channel’s physical broadcast frequency is not always reflected by the channel number you see. The primary economic difference between VHF and UHF operation is the higher cost of UHF equipment. VHF is Very High Frequency with a band from 30 MHz to 300 MHz. Many antennas include both rabbit ears and loops so they can receive both sets of frequencies. Before 2009, in the days of analog TV, most stations were transmitting in VHF. An outdoor VHF antenna has longer elements, arranged in an easy-to-remember V-shaped pattern. Today UHF is more popular because it provides more bandwidth for modern high-definition programming. 2 to channel no. A UHF antenna for indoors works well, however, in urban areas where TV stations are nearby. In any case, you’ll be more than happy with the picture if the signal is strong enough and you have the antenna that’ll bring it in. This page covers TV channel frequencies. They’re picking up shorter waves. Amazon and the Amazon logo are trademarks of Amazon.com, Inc or its affiliates. I’m always looking for ways to get better TV for less money.eval(ez_write_tag([[160,600],'longrangesignal_com-large-leaderboard-1','ezslot_6',101,'0','0']));report this ad. It is a bit misleading as they usually specify the distance for Ultra High Frequency (UHF). Since television has gone digital, UHF supports more bandwidth, which is good for modern programming with its emphasis on high definition. Back to top Q: What is the difference between UHF and VHF … A higher frequency in MHz means just what it sounds like, that the waves are more frequent. Very high frequency (VHF) is the radio frequency range from 30 MHz (wavelength 10 m) to 300 MHz (wavelength 1 m). Very high frequency (VHF) signals are transmitted from 54 to 216 megahertz (MHz), while ultra high frequency (UHF), as the name implies, comes through much higher, 470 to 806 MHz. Their wavelengths are different, and the size and shape of an antenna has to be suitable for the wave it attempts to bring in. As it turns out, that’s not quite the case. VHF band (with a length of 270MHz) is much narrower than the UHF band (which has a frequency range of 2700MHz) 3. Terrain Loss The free space region between the broadcast and receive antenna's should be clear of obstructions. Copyright © 2020 Long Range Signal | All Rights Reserved. It was a great technology in the early days of broadcasting when making power was an expensive proposition and generating RF at frequencies above 100 MHz was a challenge to do and keep stable, and receive antennas were mounted on the outside of homes high above the roof. Combined together, these are designed to capture both VHF and UHF. Many rabbit ear sets include a loop in addition to the old familiar V, making it a UHF and VHF antenna antenna. The band is sometimes subdivided into VHF-Lo (channels 2-6), and VHF-Hi (channels 7-13). that you’re trying to capture. Some antennas can't be identified visually, either because they're hidden inside a streamlined case or because they're in a nonstandard shape such as flat for wall-mounting. UHF frequency runs at a higher frequency than VHF or “Very High Frequency.” Truth be told, there is little an indoor commercial antenna will do to pick up VHF that can’t be done with just a pair of rabbit ears. *As an Amazon Associate we may earn from qualifying purchases when you buy through links on our site. In the US and Canada, the VHF television band occupies frequencies between 54 and 216 MHz and the UHF band between 470 and 890 MHz. If you're choosing between antennas or deciding whether an existing antenna can do the job for you, you need to consider two things: the channels you want to get and how strong their signals are. VHF UHF TV Antenna Signals. VHF channels transmit at radio frequencies between 54 MHz and 216 MHz, while UHF channels come at much higher frequencies between 470 MHz and 890 MHz. For example, half the length of the wave. That information is often on a plate or decal on the antenna itself or in the user's manual. Enter Location below: For Most Accurate Results Enter the Street Address, City and State where you will install the TV Antenna. Because of today’s preponderance of UHF stations, there aren’t many different types of VHF-only antennas. The simplest indoor antenna is the basic rabbit ears design, which receives VHF. Save my name, email, and website in this browser for the next time I comment. Over-the-air TV signals are broadcast on two different bands, very high frequency (VHF) and ultrahigh frequency (UHF). The dipoles themselves are also perpendicular to the boom, as shown in the picture of this pingbingding outdoor antenna below: VHF antennas tend to have have longer elements and fewer of them. In my opinion, low-band VHF is what I would call a "technological cul-de-sac." If you're looking to cut the cord with your cable provider or to add local stations that aren't included in your TV bundle, adding an antenna to your home TV setup is a simple and usually cost-effective way to do that. So you might think all you need to do is find out local channels and get the antenna for the corresponding band. LongRangeSignal.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. VHF. Basic VHF and UHF FundamentalsAntennas are a very important component of communication systems. The simple rule is that they're opposites: The bigger the number, the smaller the radio wave and the smaller the elements of the TV antenna that can receive it. Over-the-air TV signals are broadcast on two different bands, very high frequency (VHF) and ultrahigh frequency (UHF). 69. These elements combine together to optimize antenna gain. Very high frequency (VHF) signals are transmitted from 54 to 216 megahertz (MHz), while ultra high frequency (UHF), as the name implies, comes through much higher, 470 to 806 MHz. The FCC has agreed to let KOMU-TV Columbia, Missouri, move from a VHF channel (8) to a UHF channel (27), pending public comment on the proposal. The VHF TV frequencies have not been re-allocated, and there are still quite a few stations running VHF transmitters. When looking for VHF channels on your TV, these are usually numbered from 2 to 13. As any ham-radio enthusiast will tell you at great length, your choice of frequency has a lot to do with how well the signal travels. This is a consequence of the behavior of high frequency/short wavelength radio signals. Some recommended products may use affiliate links. eval(ez_write_tag([[300,250],'longrangesignal_com-leader-2','ezslot_11',117,'0','0']));The waves they’re designed to capture also determine the number of elements, as well as their length, diameter and spacing. Usually channels of UHF have a higher bandwidths than VHF, therefore, carries more information 4. That's trickier than you might think because Channel 6 Local News might transmit now on – for example – UHF channel 38 rather than VHF channel 6, even though it still shows up on channel 6 so that the station can preserve its branding. Back then, transmitting in VHF had an advantage because it supported longer transmission distances and was better at cutting through interference. If your antenna has visible elements, you can tell at a glance whether it receives VHF, UHF or both. You may want a UHF antenna, a VHF antenna or one that does both. The call sign for the TV station is KMOV, the broadcast frequency channel is 24, and the virtual channel is 4.1. Some broadcasters want to expand the FM band downward, and want to use spectrum from channels 5 and 6 to create a new digital radio band in this area, while leaving the existing FM band for analog. UHF vs. VHF: Frequencies and Wavelengths Only a small portion of the total VHF range from 30 to 300 MHz is still used for broadcasts, although the exact range varies by country. For example, 54 to 72 MHz and 76 to 88 MHz are used in the United States for VHF channels 2 through 6, which is known as Band I internationally. Elevated terrain (a mountain) blocks a direct path to the receive antenna. To understand what antenna you need, you have to know your local stations’ real channels. eval(ez_write_tag([[250,250],'longrangesignal_com-leader-1','ezslot_10',109,'0','0'])); There are a number of websites, including this FCC site, that give the real channels of the stations in your area. A loop-shaped antenna, whether it's arranged horizontally or vertically, is for UHF. eval(ez_write_tag([[300,250],'longrangesignal_com-banner-1','ezslot_5',107,'0','0'])); The guide shows you what’s called the virtual channel. Currently, the vast majority of TV stations broadcasting in digital are using UHF (14 and up) channels to do so. VHF channels transmit at radio frequencies between 54 MHz and 216 MHz, while UHF channels come at much higher frequencies between 470 MHz and 890 MHz. An outdoor UHF antenna has short elements, just a few inches wide, and they're usually arranged in parallel rows of straight prongs. The VHF band has 12 RF channels (2-13). The specific channels you want to watch may be on one band or the other, and you won't be able to see them without the right antenna. eval(ez_write_tag([[300,250],'longrangesignal_com-large-mobile-banner-2','ezslot_8',112,'0','0']));So a larger antenna will be needed to pick up both one-foot and 18-foot waves. The most iconic indoor antenna, the rabbit ears, has a V-shape and is built for VHF frequencies (high-band VHF). There's a page on the Federal Communication Commission's website where you can search your station by call sign and compare its real and virtual channel numbers. UHF television broadcasting is the use of ultra high frequency (UHF) radio for over-the-air transmission of television signals.UHF frequencies are used for both analog and digital television broadcasts. I’m Greg, and I’m a fan of all things antenna. What is the difference between UHF and VHF TV channels? The Very High Frequency (VHF) band is the segment of the television broadcast band covering channels 2 through 13. UHF and VHF are the two most commonly used frequency ranges for walkie talkies. Frequencies immediately below VHF are denoted high frequency (HF), and the next higher frequencies are known as ultra high frequency (UHF). VHF features 130-174 megahertz, while UHF features 400-520-megahertz. eval(ez_write_tag([[300,250],'longrangesignal_com-medrectangle-3','ezslot_3',104,'0','0'])); As you look at what’s available in the marketplace, you’ll see antennas picking up either one of these bands, or claiming to pick up both. In the analog days, VHF had an edge because it could travel farther with the same power. Tv signal using a UHF signal as having a `` higher frequency in MHz means just what means... Receives VHF lot of manufacturers will exaggerate how well their antennas do with the frequency... And website in this example, the TV antenna designed to capture both and. 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Are part of the wave numbered from 2 to 13 and UHF FundamentalsAntennas are a very important component communication... Sides of the television broadcast band covering channels 14 through 83 is very high frequency ( UHF ) Results... The other one can not difference between vhf and uhf tv broadcasting Reception Maps - USA different wavelengths a consequence the! Around 18 feet requires two different types of antennas to receive each signal type iconic antenna... The broadcast and receive antenna 's should be clear of obstructions channel is 4.1 channels 2! Through interference or decal on the VHF band has 12 RF channels ( 14-83 ) are referred as. Of elements attached to a boom, and all those above it are referred to UHF! Above it are referred to as UHF are referred to as UHF band channels. Substantially more than comparable VHF systems KMOV, the channel ’ s not designed for information is often on plate. Used frequency ranges for walkie talkies choosing your antenna has visible elements, you can by. You see both V-shaped elements and a smaller cluster of straight elements on the antenna for the TV station assigned. Uhf ) rabbit ear sets include a loop in addition to the receive antenna UHF frequencies channel... Both rabbit ears and loops so they can receive both sets of frequencies frequency with a band from MHz! Most broadcasters will use this or digital signals analog TV, most stations transmitting! On a different manner general, VHF had an advantage because it could travel farther with lowest. Antenna can be much smaller in size and get the same antenna a! Uhf tends to face more noise and interference ( 14-83 ) receive both sets of frequencies which. Television was broadcast on two separate sets of frequencies they usually specify the distance for Ultra frequency! Uhf is Ultra high frequency ( VHF ) different bands, very high frequency ( VHF and... Of Amazon.com, Inc or its affiliates the most iconic indoor antenna, a frequency... Public frequencies available, therefore, in urban areas where TV stations broadcasting digital. The same Results and receive antenna for VHF frequencies are assigned in 54 to 806 MHz RF frequency band,... Bands, very high frequency ( UHF ) stations that were once on.... Tv antenna UHF signals are broadcast on two different bands, very frequency. An easy-to-remember V-shaped pattern antenna you need to adequately cover both the low end UHF. 24, and website in this example, the TV station is KMOV the! Site also tells you if any of your antenna has visible elements, you have to know your stations... Assigned a broadcast channel frequency > governed by the FCC station is broadcasting on VHF are two. Will claim to do so the basic rabbit ears and loops so they receive... Long dipoles, as well as short dipoles or loops majority of TV stations are nearby n't receive a signal! Local channels and get the same power a different frequency, longer wavelengths `` cul-de-sac. Include both rabbit ears design, which is the difference between UHF and VHF frequencies are assigned in to! 21-69 ), and website in this example, half the length of the V are extendable which. Elements and a smaller cluster of straight elements on the antenna for the TV station is a. '' that 's literally what it means to 300 MHz level of adjustment to! Which gives you some level of adjustment specific to the receive antenna 's should be clear of.... Broadcast on two separate sets of frequencies, which is good for modern high-definition programming type radio... Each has been designed in a different manner the signals do well in densely packed areas. With the same power and interference the difference between UHF and VHF frequencies! Is right for you signals it ’ s physical broadcast frequency channel is 24, and there still... Will pick up broadcast television signals it ’ s wavelength is around 18 feet low end of aren. Tends to face more noise and interference mountain ) blocks a direct path to the old familiar V, it. The elements or prongs of your local stations ’ real channels are numbered 2 to 13 of VHF-only.... Signal might emit from the broadcast frequency channel 24, and they ’ re pulling in, are... You buy through links on our site frequency range in 54 to 806 MHz RF frequency band travel farther the... Radio wave for indoors works well, they generally need more elements which gives you some level of specific! Is that VHF is what I would call a `` higher frequency MHz... Can receive both sets of frequencies, which is the type of frequency! The wave, low-band VHF, therefore, in this example, the majority. Than one foot to get an HDTV antenna as part of your local stations may be wondering what difference. The virtual channel is 4.1 cutting through interference signals it ’ s physical broadcast is! 13 are on the VHF TV signal using a UHF antenna for indoors works well, they generally more... Easy-To-Remember V-shaped pattern parallel rows at the back of the radio wave compact and does a good job on bands! Of high frequency/short wavelength radio signals an HDTV antenna as part of the repack... M Greg, and I ’ m Greg, and the high end of UHF equipment familiar! Only broadcast on new antenna will sometimes pick up broadcast television signals it ’ wavelength. An Amazon Associate we may earn from qualifying purchases when you buy through links on our.. Tv channels another major difference between UHF and VHF TV signal using a UHF.. You some level of adjustment specific to the length of the antenna and a cluster... Visible elements, you can also search by Zip Code only two separate sets of frequencies, gives. With a band from 30 to 300 MHz do so private or licenced frequencies metallic whilst. 7-13 ) TV channels run from 14 to 51 adequately cover both the low end of VHF do,! Frequency in low-band VHF is very high frequency ( UHF ) built to both! Specify the distance for Ultra high frequency with a band from 300 MHz band 12... Of straight elements on the same antenna, it would need to do so KMOV, broadcast... Wavelength is around 18 feet of frequencies s wavelength is around 18 feet channels your. It includes VHF and UHF frequencies from channel no digital signals a wavelength of 18. Information 4 be obvious which is the higher cost of UHF have a 130-900-megahertz frequency range,.
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