Donald S. Cochran

Author Archives: Donald S. Cochran

How Many Lumens Are Good for a Projector and Why?

When buying a new projector or trying to get the most out of yours, there’s nothing more important to consider than the number of lumens it offers. If you don’t have the right amount of lumens in the device, then getting the brightest, or the most colorful image will be difficult. And if you don’t take […]

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Lux vs. Lumens: What is the Difference between Them

If you’ve ever heard of the terms lumen and lux, you probably had some doubts about what they meant. And you wouldn’t be the only one asking such questions. That happens to practically anyone who’s not familiar with light engineering. But don’t worry. Not knowing what these light terms mean is actually good. It means there’s […]

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Presentation Materials Checklist That You Should Have in your collection

Everyone loves making great presentations. They are often the start of exceptional projects, high-earning careers, or just successful academic experiences. But the only way to achieve any of that is to be prepared. Presentations seem easy and straightforward, but they’re not. Even if you are a natural at doing presentation with tons of charisma, highly effective vocabulary, […]

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Projector vs. TV : Know The Difference Between Them

Whether you’re building a new home theater or trying to set up a fantastic entertainment room, you’ll want to know whether you need a projector or a TV. There are many reasons to choose a TV, but there are also many ways in which a projector can come in handy. We’re going to show you how […]

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LED vs Halogen Headlight : Which One to Choose?

Nowadays, 90% of all cars use halogen headlights. They are the most common and cheapest these days. But they come with a few disadvantages that its alternatives do not. Among the alternatives, we’ll find LED headlights. These are newer types of headlights that emit more brightness and produce less heat by using less power. But of […]

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How to Connect a Mac, iPad, and TV to a Projector?

Want to give your presentation a new visual from the Mac? Do you want to enjoy your favorite family video from your iPad? Or you just want to enjoy your favorite TV shows differently? Whatever the reason to do so – a projector is always the way to go. Of course, you’ll need to know how […]

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3 Different Ways to Make a Projector Screen on a Wall

We all love having the top quality TV, speakers, recliners and other things in our living rooms. But sometimes, that’s not enough to enjoy movies or any other form of media to the max. Instead, you may want something more straightforward but still enjoyable: like a projector system. You won’t even need the recliners or speakers anymore. […]

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