20 Jun, 2022

Do You Need HDR Monitor For Photo Editing

Any experienced photographer may legitimately wonder, “Do I need HDR for photo editing?”. Smartphones, which can now take HDR photos, have made HDR photography accessible to even the most casual of photographers. If you’re looking for the best PC display for photo editing, HDR may seem like a must-have feature. Before we go any further, let’s define HDR. An HDR image is one that has a wide dynamic range.

What is HDR?

 

HDR is the abbreviation for high dynamic range, and it refers to the way in which a device may display the difference between the darkest and brightest portions of a picture while still preserving the image’s actual colors and natural lighting. HDR stands for high dynamic range, and its purpose is to display images with lighting that is as true to life as it is possible to make it. The end result should be an image that is vivid and accurate to how the original content creator envisioned it. HDR brings the visuals on the screen to life by providing a broad color palette and great brightness; as a result, HDR capabilities are becoming increasingly common in today’s televisions.

 

What Are The Types of High Dynamic Range (HDR) Standards For Monitors?

 

On the market nowadays, you may choose from a number of different HDR varieties. The primary distinctions lie in the amount of brightness each one can display as well as the color palettes available. The following are the three displayHDR standards that were developed by VESA:

DisplayHDR 400: This reaches a maximum brightness of 400 cd/m2 and has a baseline brightness of 320 cd/m2. The amount of BT.709 color space that is covered by colors has been set at 95 percent.

DispayHDR 600: The brightness can be anywhere from 350 cd/m2 all the way up to 600 cd/m2 at its highest. At least 99 percent of the BT.709 color space and at least 90 percent of the DCI-P3 color space are covered by the color coverage.

DisplayHDR 1000’s brightness starts at 600 cd/m2 and reaches its maximum of 1000 cd/m2 at its brightest point. Additionally, the color coverage is at a level of 99 percent for BT.709 and 90 percent for DCI-P3.

In addition to these VESA standards, there is now something called the DisplayHDR True Black standard. TrueBlack monitors offer a greater contrast between the various levels of darkness, which contributes to an improvement in image quality. Therefore, a monitor will have features that are comparable to those of a monitor that does not have DisplayHDR True Black, in addition to having improved image quality and the ability to transition from light to dark.

What Will It Take To Use HDR on a PC Monitor?

As you consider if you need HDR for photo editing, you should see what it would take to get HDR on your PC monitor. Not just any monitor can handle HDR; it requires a few things. 

Graphics Card

 

To begin, you will require a graphics processing unit (GPU) that is compatible with high dynamic range (HDR). This indicates that the integrated graphics on your display or graphics card should be compatible with high dynamic range (HDR). You shouldn’t have any issues with HDR thanks to the fact that nearly all AMD and NVIDIA graphics cards are capable of supporting it.

 

Display Support

 

The second element that is required is a display that is capable of high dynamic range (HDR), which is typically stated among the specifications of the monitor. Either a label that says “HDR support” or a reference to one of the VESA certifications that are listed above will be visible to you. It is essential to keep in mind that high dynamic range (HDR) functionality can only be found in in-plane switching (IPS) and vertical alignment (VA) panels. Not the case with twisted nematic (TN) panels. If you want High Dynamic Range, then your choice of monitors will be affected by this.

Connectivity

 

The most recent ports that can connect to and transfer HDR video into your monitor are the third element that you will require in order to use an HDR monitor. As a result, the monitor you use must have a DisplayPort 1.4, HDMI 2.0a, or a more recent connection. Monitors with these types of connections are among the best monitors for picture editing that cost less than $500. When you have all of these things in place, you should be able to edit the HDR photographs that you have shot using Photoshop and other HDR image editing software.

 

What Are the Potential Benefits of HDR to Photo Editing?

Image Quality

 

HDR has the potential to significantly improve the image quality of your display. To begin, it will improve the brightness and chrominance of your image, resulting in pictures that are more vibrant and true-to-life. The amount of light that is emitted from a surface is what is meant to be measured by luminosity. Because luminance has an effect on the accuracy of color reproduction, the image quality improves along with the luminance. Chrominance is defined as the difference between a particular color’s representation on the screen and the same color’s standard representation when the brightness levels are equal.

 

Eye Safety

 

HDR images have a higher brightness and chrominance than SDR images because of this. As a result, your photo editing work will be more visible, allowing you to work more safely and efficiently. This means that visuals displayed on an HDR monitor will be vibrant and lifelike. A higher degree of color accuracy can be achieved with a larger range of colors on a DCI-P3 monitor. Color accuracy in photo editing is well-known to all of us. An HDR monitor will make your job as a picture editor easier because it allows you to precisely adjust and control colors for superb results.

 

Color Accuracy

 

Have you observed that areas with shadows or black color on SDR panels seem to have a noticeable blue tone? HDR displays, on the other hand, do away with that distracting hue entirely by rendering your images and shadows in a dark tone that is authentic and profound. Accurate darks and blacks at the appropriate brightness level improve the picture quality and produce an exact reproduction of the original image that was created. HDR monitors also feature a higher brightness, which contributes to the more accurate depiction of colors and hues. In addition, HDR monitors contain something called Stops, which prevent the brightness from going all the way through the screen.

 

So, Do You Need HDR For Photo Editing?

 

You are not required to have HDR software in order to edit photos. Monitors that are compatible with HDR typically come at a higher price point than equivalent displays that are not compatible. Therefore, unless you are very set on having HDR, you can acquire amazing monitors for photo editing for less than $200 that have great characteristics and do just as well of a job as the finest displays for photo editing do. In point of fact, serious gamers and probably video editors are the most likely to insist on purchasing HDR monitors for their computers.

On the other hand, if you have the financial means and the desire to get the most out of your graphics, you should unquestionably invest in an HDR display. Because of the related benefits, the quality of your work will be much improved, and there will be less likelihood of experiencing digital eye strain as a result of the high image clarity. Therefore, if you are in need of a new monitor for your laptop or computer and you have a little bit of additional cash, you should absolutely invest in an HDR monitor so that you can edit photographs.

See more :

bestreviewmonitors

Best 29-Inch Monitors

 

5 Jun, 2022

How to Tell if a Subwoofer is Blown

The subwoofer is an important part of a stereo because it boosts the bass and gives you a fuller sound when you listen to music. After a while, though, it starts to break down, and it doesn’t sound the same anymore. How to tell if a subwoofer is blown is the topic of this article. I’ll tell you how to test a subwoofer to see if it’s blown and how to fix a blown subwoofer.

Why does the sound from my subwoofer sound weak and distorted?

1.Too much power

This can happen when the subwoofer is turned up too high or turned down too low. The power rating with the most force shouldn’t be used for a long time. Even though it said the subwoofer could handle being loud for a long time when you bought it. It’s meant to be played every so often, not all the time.

The power of the tears pulls the voice coils away from the spider. This makes little or no sound.

You can also hurt the subwoofer by not giving enough power to the speakers. This makes the voice coils overheat and get stuck. And when that happens, you know your subwoofer is dead.

2.Signal messed up

Please don’t turn it up to hear it better when the signal is messed up, as this can damage the subwoofer. It’s usually made worse by the fact that you might not be able to hear the distorted signal until you’ve turned it up too high and done damage.

It is important to look at the subwoofer to figure out how much damage has been done. When a subwoofer blows, different kinds of damage can happen. You can learn how to do the tests without making the broken subwoofer worse.

How to find out if a subwoofer is dead

1.Pay attention to the noise

The sound you hear will tell you right away how much damage was done. Play some audio at a low volume, then slowly turn up both the volume and the bass. Listen for any changes in the sound quality. Check to see if you can hear cracks, pops, and static in general. Different sounds mean different things. For example, if there is no sound at all, it could be that the subwoofer is completely broken. If the audio signal is coming into your sub through a cable, check first before ruling out anything.

Partial sound with distortion: If you play at any volume and hear a weak and distorted sound, it means that your subwoofer is partially broken.

2.Check the cone of the speaker

Since the speaker cone is suspended, it should be soft and easy to tear. Checking the speaker cone is the easiest test because you only need your hands to do it, but you do need to pay attention. First, take off the cover so you can reach the cone. Then, carefully move the cone with both hands, but don’t use any force.

This could be because the voice coil is broken or stuck. It means that it’s gone.

Unstable cone: If the cone moves around in an unsteady way, the suspension system might get in the way.

Sounds that are rough or scratchy mean that the damage is already done and the cone needs to be replaced.

3.Check the voice coil of the subwoofer

A subwoofer’s voice coil is usually attached to the cone and has both negative and positive ends. It makes the electricity that goes to the speakers stronger. For this test, you’ll need a multimeter, which measures electrical resistance.

How to use a multimeter to check if a voice coil works

Taking the subwoofer away from the power source.

Pull the cables out of the audio inputs.

Take the sub out of the cage.

Connect the two probes to the multimeter.

To measure the ohms, turn on the multimeter.

Put the black probe on the negative lead and the red probe on the positive lead.

By now, the multimeter should be able to tell how much resistance there is. Round it up to the nearest whole number for the correct resistance.

The results can be understood as;

  •  No resistance/infinite resistance – damaged voice coils.
  • Changing readings; voice coil is completely broken.
  • If the reading is above 1.0 ohm, the voice coil works.

If you think your subwoofer is broken, the first thing you should do is take it out of your car. The audio equipment gets worse the longer you stay there. Next, you can see if your warranty is still good and get it fixed or replaced by the company that made it. Before you open it, do this. After that, you can call a repair person.

How to fix a subwoofer that’s broken

If the subwoofer fails the tests, you can decide to buy a new one if the one that failed was old. You can fix the old one if you don’t want to buy a new one. To fix a subwoofer that has blown, you have to try to fix different problems, such as;

1.Subwoofer cone and coil

  • Take away the talker.
  • Cut the spider out.
  • Take off the voice coil and the seal, and clean up any dirt or dust.
  • Take off the wires and solder.
  • Align the new coil with the ends of the wires.
  • Stick the spider back where it was.
  • where the glue was put on the gasket.
  • The speaker cone needs to be put in the right place.
  • Place the lead-out wires against the cone.
  • Connect and thread the lead wires.
  • The dust and cone cover should be put back on.
  • Put the lead wires in the basket terminals and solder them.
  • Check it out after you changed the driver.

2.Foam surround

  • Take the seal off of the frame.
  • Cut off the part of the subwoofer that was broken.
  • Use alcohol to get rid of the residue.
  • Put the new foam around it.
  • Place the new foam ring and give the glue time to set.
  • Put the gasket back on.

3.Tear

  • Get a paper towel and some glue for the speaker dust cap.
  • Use glue to cover the hole in the paper towel.
  • To avoid making a mess, the paper towel should be smooth and one piece.

4.Stuck voice coil

  • Look for a flashlight or something else round.
  • Put the coil back where it belongs.
  • Check to see if it works.

Conclusion

Before deciding that a subwoofer is broken, the first thing you should do is test it and figure out which part is broken. Then, you can decide to fix it quickly with things you already have, call a technician, or buy everything at once. Using the steps and procedures we’ve talked about above to fix it would be the cheapest way, of course.

Buying the best subwoofer on the market can save you a lot of stress and give you a longer time to enjoy good music in your car. Here are our three best subwoofers, all of which I’d recommend.

  • MTX Audio Terminator Series TNE212D
  • BOSS Audio Systems CXX8 8 Inch Car Subwoofer
  • Skar Audio SDR-10 D4 

 

3 Jun, 2022

How to laser flip on a skateboard?

The laser flip is one of the hardest tricks ever made for a skateboard. Find out how to do the advanced level move well.

Ready to figure out how to do a laser flip? I don’t see this trick done well or at all very often. When I ask people if they can do a laser flip, they usually say, “Oh, that trick is too hard” or “It takes so much energy from my legs.” I’ve done this trick before, so I can tell you that you need to know a lot of complicated steps and tricks before you try to learn or master it.
Now, how do you do a laser flip, and what is it? A laser flip is done by putting together a 360 frontside shuvit and a varial heelflip. Rodney Mullen came up with it. He was also the one who came up with the ollie.
The laser flip is a trick that is hard to do. Go back and learn how to do a varial heelflip and a 360 frontside shuvit if you haven’t already. This trick, too, will take a lot of work. Remember to keep going. You can do it!

“SWEET SPOT”

The hardest part of learning this trick is finding the “sweet spot” and the right mix of shuvit and flick to keep the board under your feet, make it spin, and then catch it.
What does “sweet spot” mean? By “sweet spot,” I mean where your feet should be. This is different for each person, but the most common way I’ve seen it done is to put your front foot in the middle of the board, with your heel on it and your toes hanging off the side.
The back foot is next. It’s a lot like a heelflip or a varial heelflip. You’ll want to put your foot on the tail pocket with your toes pointing 45 degrees away from the board (to the right if you have regular feet or to the left if you have goofy feet).

STEPS TO PRACTICE

To learn this trick, you need to follow some steps and know a few tricks. The most important move is a varial heelflip. Why is this trick important to know? Well, it’s the best trick to know before you try to laser flip.
It would be like trying to learn how to kickflip or heelflip without knowing how to ollie, balance, or ride a skateboard well. Once you can do a varial heelflip easily enough to land it 8 out of 10 times, it will train your body to know how to land a “smaller” and “easier” version of a laserflip.

TIMING

Now let’s talk about the timing and how to find the right amount of flick and shuv. When I see people try out this trick, this is a big and common problem. Most of the time, I see people flick too hard, not hard enough, or not give enough power to the shuvit part. These are the two most difficult parts of learning this trick.
First of all, it seems like an odd time. For example, when you’re doing a kickflip, all you think about is popping, flicking, waiting for the board to flip, and catching the board. But for this one, you’ll have to wait for the board to start turning. When it gets to a 90-degree angle, that’s when you flick.

FLICKING THE BACK FOOT

This trick is kind of like a treflip (a 360 kickflip), but the flick and front foot are less important than the back foot and shuvit. Give your back foot more power and get used to making the board spin all the way around. The best way to get better at this is to step off the board with both feet when you shuv it.
Keep working on that part, and once you have it down, try to land a 360 front shuvit with one foot and stepping off with your back foot. As soon as it starts to spin, put your back foot on the ground and catch the board with your front foot. Then, when you know how to do that step well, you add the heelflip.
This will help your muscles get used to the amount of force and timing needed for the trick. The same steps are used here: step off with your back foot and land on your front foot until you get used to it.

Common problems

People also miss a lot of small problems that are very important when they are trying to learn laser flips.

WRONG FOOT POSITIONING

For example, when setting up for the trick and trying to catch the board, your feet could be too close together. The best way to fix this is to try different places to put your feet.
Just like with anything else in life, if trying to copy someone else’s method doesn’t work, use what you’ve learned and try to find your own way to do things. Keep moving it around until it starts to stay in place under your feet. Then the only thing left to do is land the trick.
When you try to catch the board and it flies behind you, that’s another example. You might be going forward instead of up when you jump. That’s easy to fix—just try to jump straight up when you try to land the trick.
Also, when flicking, you should bend your front ankle and flick in the direction of the rotation instead of forward and in front of you. If you don’t, you’ll probably end up slowing down or stopping the rotation all together. This goes along with the step of finding the right balance between flick and shuv.

SPEED

Going fast is another thing that seems scary but makes things a lot easier. This helps a lot when you’re doing laser flips on flat ground. Getting back to basics also helps a lot. Like doing a few front shuvits and different heelflips before doing laser flips, which are a battle.

PRACTICE!

Lastly, all you have to do is practice all of these steps and put them together to get both the rotation and flip for the trick. Keep going, never give up, and you’ll be able to laser flip like it’s nothing in no time.
It might take weeks or even months, but it will be worth it once you get it. When you get good at this, you might be able to do it on drops, stairs, and in and out of grinds and slides.

FAQs

When does a laser change the direction of rotation, but the board stays far behind? how to fix it?

Try turning your front foot in so that your toes point toward your back toes, which will be pointing straight out. So, you won’t have to put as much energy into your back foot and your board won’t go behind you as much.