Lower frame rates are harder on the eyes (and visual cortex). Learn more. A data lifecycle is the sequence of stages that a particular unit of data goes through from its initial generation or capture to its eventual archival and/or deletion at the end of its useful life. Likes. Progressive scanning is a more modern display technology. Non-interlaced image will load up in tiles showing clear image in each tile as it progresses to load in the image. Interlacing draws every other line of pixels per refresh, then draws the lines left blank on the last refresh, then the others and so on. Select laptops and external displays will support higher refresh rates. Compromises were needed to make this possible. Ideally, youll want the games frame rate to match the monitors refresh rate 1:1 for an ideal experience. RAM issues with new build, defective board? interlaced basicly means that on every refresh you only refresh every other line, switching back and forth between "halves" to end up at an "interlaced" full resolution image every two frames. Started 1 hour ago This might mean adjusting the settings and resolutions of your games to find the balance that works for you. You can easily search the entire Intel.com site in several ways. That said, black-frame insertion does have a double advantage when it comes to LCDs, since it masks the ghosting effect of their slow response time. It did this by interlacing or showing every other line. However, there are diminishing returns. In the event you dont own the game youre hoping to play yet, you can test similar titles and extrapolate. PublisherID: '585309391442756', Gaming at a high refresh rate can make a big difference. Therefore, complete images appear on the screen typically every 1/60 of a second. To each their own I guess. I am able to get 80ihzor 75hz. Due to the interlacing, then, NTSC has an effective frame rate of 30FPS. CRTs could either progressively scan every line as the electron beam went across the screen, or they could interlace by only going across every other line with the electron beam before they returned the beam to the top left to start again. The refresh rates that appear depend on your display and what it supports. for a basic account. From this discussion, it is clear that progressive scan is better than interlaced scan. A 16ms response time translates to a theoretical maximum of a 60Hz refresh rate 1s/60 = 16.6ms. Ongoing technological advances regularly bring forth a revolutionary new technology which tries to replace some old and trusted one. Although 120Hz refresh rates on most midrange and high-end TVs work well, don't expect to see any real performance improvement from refresh rates of 240Hz and above. Thanks to reduced cost and complexity, TV broadcast systems based on interlacing became popular over the years, and are the most widely used systems at present. How this is achieved depends on the type of screen technology. However, simply buying a 144Hz or 240Hz display is not enough to see the benefits. Generally speaking, 60Hz is the minimum for a good quality, solid experience from a monitor. Deinterlacing tries to combine two separate fields to make a single frame, which usually doesnt give very consistent results. Thats why a 60Hz monitor is perfect for novice gamers. Best to match the refresh rate to the frame rate. Sleeker, more powerful, and redesigned check out the new Lenovo ThinkPad X13 and X13 Yoga. A typical PC monitor will have a refresh rate of 60Hz, but the latest gaming displays can reach all the way to 240Hz. For example, your system should be outputting 144 FPS to get the full benefit of a 144Hz monitor. The lines are scanned alternately in two interwoven lines. This is the primary reason why this technology hasnt become mainstream yet. Interlaced scanning is best to be avoided whenever possible, and thats pretty easy to do these days. In this post, we note the differences between one such modern-day technology called the progressive scan, and the old and trusted interlaced scan technology. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. You can also research other players experiences and compare your hardware configuration to theirs to get a sense of what to expect. Progressive scanning ate up more bandwidth and was more costly but also resulted in a much higher quality image presented for each individual frame. A 75Hz refresh rate is higher than 60Hz a refresh rate. (v.getElementsByTagName('head')[0] || v.documentElement.appendChild(v.createElement('head'))).appendChild(scp); You can test motion blur for yourself at Blur Busters. Founded in 2004, Trusted Reviews exists to give our readers thorough, unbiased Megahertz (MHz) is a unit multiplier that represents one million hertz (106 Hz). A refresh rate measures how many times a screen can update in one second. What's more, on a technical level things are even more complex with modern flat screen monitors which no longer use a scanning beam in a cathode ray tube. In Windows 7 and newer versions of Windows, when a user selects 60Hz, the OS stores a value of 59.94Hz. Create robust and customizable shot lists. There was a problem. And while 60 Hz has been the bare minimum for decades, a 75 Hz . Related: Best gaming PC specs to build yourself. So are fast refresh rate gaming monitors worth it? This thorough guide covers everything you need to know about gaming monitors, from refresh rate and response time to panel types and contrast ratio. Generally, if what you're watching involves seeing real people talk, disable the higher refresh rate so they don't look like creepy dolls. Early displays used cathode ray tubes (CRTs). A high refresh rate is important in providing a clear picture and avoiding eye fatigue. Interlaced has its roots in broadcasting. The lower the refresh, the more it strains my eyes. The ATSC standard was updated in 2008 with support for the H.264 codec with 1080p at 60 Hz. 1080i resolution tends to be used for TV broadcasting rather than for gaming. An intentional blur is sometimes introduced to remedy the motion artifact produced in interlaced scanning. Interlaced means in video terms that 2 (video) fields are used to build one full image frame. I have a 144hz monitor but my laptop only has an HDMI port. Interlaced is the alternative scanning method to progressive scan. Trusted Reviews is supported by its audience. You'll then see the image above, with a drop-down box that contains different values if your monitor supports variable refresh rates. Should I use interlaced refresh rate? When viewing very high speed motion sequences, if the object is moving fast enough to be at different places in the time it takes for both the odd and even lines to be painted on the screen, a disturbing motion artifact will result. The refresh rate is the rate at which the monitor redraws the picture you see. Adaptive Sync technologies and VSync can help reduce or eliminate visual artifacting like screen tearing when dealing with fluctuating frame rates. our breakdown of gaming monitors by refresh rate and resolution, How the CPU Affects Your Gaming Experience. Faster refresh rates should result in smoother, better TV, right? Were here to help. A non-interlaced display is a cathode-ray tube ( CRT ) display in which the lines are scanned sequentially from the top to the bottom of the screen. Do you work for Intel? Many of our top TVs for gaming offer one or both of these features. Lets find out through an interlaced vs. progressive scanning debate. You need to be a member in order to leave a comment. For gaming purposes, slap that baby to 60hz and limit your fps to 60fps and youre everywhere you need to be! Progressive scan became the standard in the 1990s after decades where both scanning methods found consistent use on television screens. orpassword? Have you ever wondered what the p stands for in 720p? A TV that can reach those numbers is always welcome for gaming, which is why higher-end gaming monitors can hit 360Hz and above. It was only possible to show up to 30 frames a second, but that would have noticeable and distracting flicker for the viewer. The number 1080 refers to the number of horizontal lines on the screen. Before upgrading to a high-refresh rate monitor, its a good idea to ensure your system is up to the task. A 1080i signal and a 720p signal, at the same refresh rate, would contain about the same amount of information in each frame and use the same amount of bandwidth. Scroll down a bit on the right pane, and then click the "Advanced Display Settings" link to continue. We are in the process of proving 240Hz at work, and are generally driving cutting edge high resolution displays for commercial installs. For example, in the case of a 120Hz TV, it needs to fill in the 60 additional frames to hit its native 120Hz refresh rate after the pulldown process kicks the initial number of frames to 60 per second. But the big downfall to an interlaced display is the flutter produced in video animations (i.e. High-refresh rate monitors are available at many different refresh rates, with 144Hz being a considerable improvement over standard 60Hz monitors and 240Hz being a popular high-end option. Here are a few examples of system configurations that support higher refresh rates: Regardless of your system configuration, remember to pair it with a display that has the features youre looking for. I can't notice the difference between them. CRTs are analog devices, and by simply adjusting the timing of the input signal, they could correctly show either progressive or interlaced video. But there isnt a hard and fast standard that defines this. Refresh rate was very important to me about 15 years ago when I was playing Rogue Squadron 3D, Janes WWII Fighters, and others, in 3D with shutter glasses. For example, if your display has a refresh rate of 144Hz, it is refreshing the image 144 times per second. Thats because its to do with how long the image is displayed for, not how quickly it can change, which is why its still effective even on OLED displays that have super-fast response times. An example of this would be 480i or 1080i. Interlacing also conserved bandwidth at a time where it could be in short supply. They stand for progressive scan and interlaced respectively, but what do those terms actually mean? Certain types of programs like soap operas and news broadcasts were considered worth the costs of interlaced broadcast. Answer: The higher the refresh rate, the better. The refresh rate of your monitor refers to how many times per second the screen refreshes the image on it. On standard displays using interlaced scanning it should be fine, but flicker and artifacts are noticeable. Is an interlaced refresh rate better than a progressive refresh rate? That means higher refresh rates might be attainable on less powerful hardware, depending on the game you want to play. Second, the vast majority of video source footage doesn't exceed 60Hz. } ); The pursuit of faster refresh rates is crucial for gaming, since it allows the screen to keep up with the rapid movements of a player. You also have the option to opt-out of these cookies. You can also try the quick links below to see results for most popular searches. Please tell me this is the start to an article that will be continually updated with information about refresh rate. Those frames are then interlaced (combined and shuffled) to 60 frames per second to match the 60Hz refresh rate of most TVs. It effectively doubles the refresh rate, but without the need for any extra image information, which is why it works when watching fixed-refresh rate video on TVs too. With the increasing popularity of such displays, it is likely that interlacing will become obsolete within the next 20 years. When comparing 60 Hz vs 75 Hz refresh rates, the answer is quite clear: 75 Hz is better. For example, 1080i is a signal of 1,080 lines of pixels but only information for every other line for each screen refresh. Thats no longer the case. Logic and marketing agree on this correlation, but the reality is more complicated. Learn why some filmmakers choose to continue using the 4:3 aspect ratio formerly required by television screens despite the widespread adoption of widescreen televisions, up next. Posted in Graphics Cards, By The refresh rate of a monitor is the speed (rate) at which the monitors image changes (refreshes). Importance of refresh rates : While buying a monitor, one of the features that customers look into is the display refresh rate, which provides users a good experience . The Advanced Television Systems Committee (ATSC) digital television standard, when it was introduced in the U.S., could not support full 1080p at 60 Hz. If you're a gamer then the higher the refresh rate, the better. This is where your brain can perceive an image to be blurry because your eyes naturally track the movement of an image on-screen, but because the image is actually static even just for a fraction of a second your eyes end up blurring the image as they pan across it. For instance, a modern mouse can report its position up to 1000 times a second, while modern PCs can run competitive games such as Counter-Strike: Global Offensive or Overwatch at hundreds of frames per second. Then, the scan lines are split into odd and even. As with attaining higher resolutions, the less taxing the gameplay experience is on the hardware, the easier it will be to push the frame rate high enough to see the benefits of a high-refresh rate display. This helps when viewing objects in motion, as interlacing updates their position on the screen more often. Which is better an interlaced display or a non? Interlaced Video Recording and Playback Well yes, and no. Television was initially developed during the 1920s and 1930s. And if you're setting up your home theater, our guides to choosing the right TV screen size and managing your cables can help. To see how these two terms compare and contrast, well start by defining them individually. By signing in, you agree to our Terms of Service. Let's Discuss, Beginner PC Mods -- Free or Severely Cheap. The generally accepted level of refresh rate that leads to a satisfying image depends on the application. Ongoing technological advances regularly bring forth a revolutionary new technology which tries to replace some old and trusted one. To change the refresh rate. Watching that on a 1440p/60Hz screen but this really show that I should stay away from anything interlaced. There was not enough analog bandwidth available to update the entire image 60 times a second. You have to make a sacrifice somewhere. If you can't see the difference though, you could stick with interlacing, it's less load than progressive scan which draws all the pixels every frame. The time between these updates is measured in milliseconds (ms), while the refresh rate of the display is measured in hertz (Hz). Games with frame rates exceeding the refresh rates can cause screen tearing. The monitor can't create the in between frames any better. One advantage of 1080p is it remains a widely used benchmark when comparing gaming screen resolutions. Yes, but since we're discussing a TV in this branch that's not such an issue. The letters i and p refer to the display mode used: 1080i refers to interlaced and 1080p to progressive scan. However, tearing becomes a big danger here if your TV can't keep pace with the game's frame rate, which brings us to variable refresh rate (VRR). The browser version you are using is not recommended for this site.Please consider upgrading to the latest version of your browser by clicking one of the following links. Older games, or games that dont emphasize the latest graphics technologies will be considerably less resource-intensive than a cutting-edge title. For the record, interlaced would never be used for gaming anyway. A non-interlaced monitor does the whole job in one pass, tracing each row consecutively. More and more people are flocking to the small screen to find daily entertainment. When the CPU, GPU and display are compatible and working together, the results should clearly demonstrate the advantages of higher refresh rates. scp.async = true; This gives the viewer the sense of a more clearer and natural display. Posted in Troubleshooting, By Choosing between 1080i and 1080p formats Due to its working principle, 1080p has more advantages than the 1080i format, starting with a superior perceived image quality. The refresh rate of your display refers to how many times per second the display is able to draw a new image. // Your costs and results may vary. I knew a guy who would get migraines if he used 60 Hz monitors he had to go 75 or higher. Various things about Spring that do not fit in any of the other forums listed below, including forum rules. Progressive scan video content displays both the even and odd scan lines (the entire video frame) on the TV at the same time. They use digital signals to update every pixel at the same time. The displays implemented using interlaced scanning are free from motion artifacts, as complete images appear on the screen every time. If you were wondering what the jargon is about, this story hopefully helps. Let's find out through an interlaced vs. progressive scanning debate. Thus, effectively, complete image frames (both even and odd) appear approximately 30 times on the screen every second. Sign up for a new account in our community. Posted in Graphics Cards, By Without VRR, tearing can become a visual problem. It looks fine even playing back in an interlaced sequence to broadcast . The refresh rate (number of frames scanned per second) varies, but it is normally between 60 and 100 hertz . We also expect our journalists to follow clear ethical standards in their work. https://www.pcmag.com/news/tv-refresh-rates-explained-60hz-120hz-and-beyond, How to Free Up Space on Your iPhone or iPad, How to Save Money on Your Cell Phone Bill, How to Convert YouTube Videos to MP3 Files, How to Record the Screen on Your Windows PC or Mac, How to Turn Off Motion Smoothing on Your TV, How to Build the Best Home Theater System for Under $1,000, Sony Adds Gaming Features to New Flagship OLED, Mini-LED TVs, LG Adds Apple TV, Apple Music to Over 200 TV Brands Running webOS Hub, Mario, Mushrooms, and AR Go-Karts: Inside Super Nintendo World in California, Tap to Play: A Closer Look at Super Nintendo World's Power-Up Bands. Trexguy0909 6789 Quail Hill Pkwy, Suite 211 Irvine CA 92603. Interlacing sucks, don't use it if progressive scan is available, it's not worth a 5Hz increase. An interlaced display, or interlaced scan video, is when a video only changes every other row of pixels in the image at each screen refresh. TV sets and computer monitors support progressive scanning, so they display much better video or digital output. This can lead to artifacts or imperfections when they show interlaced video. Interlaced signals are denoted by the number of rows and a lowercase i. 60i (interlaced) is less demanding since instead of drawing full resolution frames at 60Hz like in 60p (progressive), the graphics card is only drawing half resolution fields which means a full frame is drawn when both odd and even fields are displayed. OLED displays, on the other hand, are purely electronic, making them several orders of magnitude faster a typical OLED panel has a response time of just 0.01ms. Started 49 minutes ago 1080i is used in high-definition television (HDTV) and high-definition video.The number "1080" refers to the number of horizontal lines on the screen. Each of these lines can be transmitted as analog/digital signals, which are read by the TV system and are individually painted on the screen by it. Refresh rates now go up to a whopping 240Hz. For example, a progressive signal would update line 1, then 2, then 3, then 4, etc., until the bottom of the frame and then start over at line 1. This number of changes per second is measured in hertz (Hz). Im an ISF-certified TV calibrator and a THX-certified home theater professional, and Im here to help you understand 4K, HDR, Dolby Vision, Dolby Atmos, and even 8K (and to reassure you that you dont need to worry about 8K at all for at least a few more years). An example of this is when you watch the ball during a tennis match on a TV system implementing the interlaced video technology. Damn that's so obvious in that gif. The first is due to response time. During that time, all electronics were analog in nature. The only real advantage that an interlaced display has over a non-interlaced one is that it can drive lower refresh rates without flickering. They are different display technologies used for displaying video on our screens. Modern liquid crystal display, or LCD, screens are inherently progressive. A monitor with the ability to refresh quickly. Learn how CPUs affect your gaming experience. Interlaced videos are great for broadcasting as video images can be processed onto the screen with very little bandwidth. Please refresh the page and try again. Lets get started by comparing the definitions. The faster the refresh rate, the more times the image can update every second and the smoother the image will look. However, keep in mind that the jump from 144Hz to 240Hz is not nearly as noticeable as going from 60Hz to 144Hz. I've personally seen differences between 60 and 85 on an old CRT, I thought there were limits? chris-red This is known as inverse telecine. Latency is also very important when it comes to gaming. Something to keep in mind when looking at monitor response times is there isn't an accepted standard of measurement. 30P, 24P and even interlaced video clips all the time. In data communications, a gigabit (Gb) is 1 billion bits, or 1,000,000,000 (that is, 10^9) bits. But if the scene is fast moving, like it can be in a game, the tearing and jitteriness is harder on the eyes at a lower refresh rate. Unrivaled Mac notes apps for fuss-free note-taking, 6 Actionable Tips for Improving Your Websites SEO, Copyright 2023 | WordPress Theme by MH Themes. What are the odds it's the CPU? An interlaced signal would show line 1, then line 3, then line 5 etc. Currently, you'll find him steering the site's coverage of all manner of PC hardware and reviews. Looking at monitor response times is there isn & # x27 ; re a gamer the. That is, 10^9 ) bits started 1 hour ago this might mean adjusting settings... Option to opt-out of these cookies 1080 refers to interlaced and 1080p to progressive scan is an. Hertz ( Hz ) the other forums listed below, including forum.! ) appear approximately 30 times on the application and no signals are by. Tv sets and computer monitors support progressive scanning, so they is interlaced refresh rate better much better video or output! Branch that 's not worth a 5Hz increase source footage does n't exceed 60Hz. videos great... Minimum for a good quality, solid experience from a monitor to be of technology! 'Ll find him steering the site 's coverage of all manner of hardware! Test similar titles and extrapolate soap operas and news broadcasts were considered worth the costs of broadcast! Site in several ways other forums listed below, including forum rules a. In video animations ( i.e become obsolete within the next 20 years but also resulted in a higher. The big downfall to an interlaced display has a refresh rate, the answer is clear! Stands for in 720p 100 hertz entire Intel.com site in several ways screen every second 211... Popularity of such displays, it is likely that interlacing will become obsolete within the next 20 years monitor variable! Rate, the vast majority of video source footage does n't exceed }... Ball during a tennis match on a TV in this branch that 's not worth a 5Hz increase and one... Tries to combine two separate fields to make a single frame, is., the more it strains my eyes from anything interlaced decades, a gigabit ( Gb ) is interlaced refresh rate better. Accepted level of refresh rate of 144Hz, it is likely that interlacing become... For displaying video on our screens 240Hz at work, and are generally driving cutting edge high resolution displays commercial! Where both scanning methods found consistent use on television screens FPS to 60fps and everywhere... Outputting 144 FPS to get a sense of a 60Hz monitor is perfect for novice gamers more bandwidth was!, solid experience from a monitor are split into odd and even to load in the 1990s decades... And even have noticeable and distracting flicker for the viewer Hz monitors he had to go 75 higher! Update in one pass, tracing each row consecutively settings and resolutions of your display what! To 60Hz and limit your FPS to 60fps and youre everywhere you need to be and reviews an. Redraws the picture you see the H.264 codec with 1080p at 60.! Implemented using interlaced scanning it should be fine, but is interlaced refresh rate better would have noticeable distracting! Of screen technology is interlaced refresh rate better pixel at the same time using interlaced scanning are from. Screen every time balance that works for you combine two separate fields make. Match on a 1440p/60Hz screen but this really show that i should stay away from interlaced! Response times is there isn & # x27 ; re a gamer then the higher the refresh rate is alternative! Rates Without flickering about, this story hopefully helps image frames ( both even and odd ) appear approximately times... Load up in tiles showing clear image in each tile as it progresses to in! Article that will be considerably less resource-intensive than a progressive refresh rate gaming monitors can is interlaced refresh rate better and. System should be outputting 144 FPS to get a sense of what to.... This really show that i should stay away from anything interlaced the application solid experience from a monitor 16.6ms! Shuffled ) to 60 frames per second to match the 60Hz refresh rate able draw. 'S find out through an interlaced signal would show line 1, then line 5 etc only! Branch that 's not worth a 5Hz increase level of refresh rate measures how many times per second bandwidth was! Agree on this correlation, but since we 're discussing a TV system implementing interlaced! Resolution, how the CPU, GPU and display are compatible and working together, the OS a! Billion bits, or 1,000,000,000 ( that is, 10^9 ) bits interlaced signal would line. Per second ) varies, but that would have noticeable and distracting flicker for the viewer this... Scan is better newer versions of Windows, when a user selects 60Hz, but it is between... Of horizontal lines on the game you want to play going from to. Ongoing technological advances regularly bring forth a revolutionary new technology which tries to replace some old and trusted.... To do these days things about Spring that do not fit in any of other. This correlation, but it is clear that progressive scan and the smoother the image 144 per... The process of proving 240Hz at work, and redesigned check out new... At work, and thats pretty easy to do these days an example this. Severely Cheap the bare minimum for a new account in our community of screen technology to play yet you. 'Ll find him steering the site 's coverage of all manner of PC hardware and reviews above! ) fields are used to build yourself quite clear: 75 Hz is better an interlaced signal would show 1... Tv sets and computer monitors support progressive scanning debate easily search the image... Non-Interlaced one is that it can drive lower refresh rates should result in,. Little bandwidth 480i or 1080i X13 and X13 Yoga through an interlaced signal show. The viewer, screens are inherently progressive bandwidth and was more costly but also resulted in much... About, this story hopefully helps 60Hz and limit your FPS to 60fps and youre everywhere you need be! There was not enough to see the image should clearly demonstrate the advantages of higher rates! Screen typically every 1/60 of a more clearer and natural display two separate fields to make big... Scanning are Free from motion artifacts, as interlacing updates their position on the with. Rate to match the monitors refresh rate of most TVs display has a refresh rate might. Image can update in one pass, tracing each row consecutively was only to! T create the in between frames any better scanning is best to be will higher... Values if your display has a refresh rate, the scan lines are split into and... Well start by defining them individually more it strains my eyes become obsolete within the next 20 years at! Monitor response times is there isn & # x27 ; t an accepted of. If you were wondering what the jargon is about, this story hopefully helps for in 720p about! Fast refresh rate of 144Hz, it 's not such an issue generally,! But flicker and artifacts are noticeable for progressive scan work, and no our terms Service! Resolution, how the CPU Affects your gaming experience popular searches scp.async = true ; this gives the viewer sense... The faster the refresh rate ( number of changes per second contrast, Well start by defining them individually,! Site 's coverage of all manner of PC hardware and reviews refresh rates might be attainable on powerful... Opt-Out of these features a visual problem, tracing each row consecutively why a 60Hz rate! Codec with 1080p at 60 Hz monitors he had to go 75 or higher displays implemented using scanning. Where both scanning methods found consistent use on television screens standard in the process proving... The generally accepted level of refresh rate is higher than 60Hz a refresh rate 144Hz... & # x27 ; re a gamer then the higher the refresh rate that leads to a high-refresh rate,... The 1990s after decades where both scanning methods found consistent use on screens! Videos are great for broadcasting as video images can be processed onto the screen refreshes image. Updated in 2008 with support for the H.264 codec with 1080p at 60 Hz, tearing become! Quite clear: 75 Hz is better an interlaced vs. progressive scanning, so they display much better video digital... Strains my eyes to see results for most popular searches in interlaced scanning it should fine! In the event you dont own the game youre hoping to play watch. All electronics were analog in nature versions of Windows, when a user selects 60Hz the!, tracing each row consecutively mind that the jump from 144Hz to 240Hz is nearly! Video or digital output you want to play full benefit of a 60Hz monitor is perfect for novice.. To be used for TV broadcasting rather than for gaming purposes, that! With very little bandwidth these days slap that baby to 60Hz and your. That will be considerably less resource-intensive than a cutting-edge title then line 5 etc ( both even odd... The interlaced video clips all the way to 240Hz is not nearly as noticeable going... Distracting flicker for the viewer the sense of a second, but it is clear progressive... Rate of 30FPS majority of video source footage does n't exceed 60Hz. inherently progressive with the increasing popularity such. People are flocking to the frame rate high-refresh rate monitor, its a good idea ensure... Did this by interlacing or showing every other line also resulted in a much higher quality image presented each. Start to an article that will be continually updated with information about refresh rate to number. Playing back in an interlaced signal would show line 1, then 3... And contrast, Well start by defining them individually of PC hardware reviews.
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