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Posts Tagged ‘ialwayswantedtoknow’



I Always Wanted To Know: What is better material for your electronics to be made out of: plastic or metal? Answer: If you’ve purchased a piece of consumer electronics in the past ten years at a store you’ve done what many call the “feel in the hand” test. This is, you picked up an item to decide if you liked how it feels in… Continue reading

Why Do Manufacturers Run Out Of New Products?

Saturday, December 15th, 2012

It seems that more often than not, the latest product announced is out of stock for weeks and sometimes months after the official release date. If you want to own it, you have to pre-order it or wait in line during the early AM hours in hopes of getting one of the few received that day at a store. So why does this happen? Why is it a manufacturer can run out of a brand new product? Is it bad planning? Is it something else? Continue reading

Why Do Cell Phones Cost So Much Money?

Friday, November 2nd, 2012

In this weeks “I’ve always wanted to know” we explore why cell phones cost so much money. What makes them expensive? What components cost the most? Is that free phone really free? The answers may surprise you. There was a time not too long ago when the idea of having a phone that was always with you and always connected sounded more like science fiction then something you would be purchasing every 2 years. Since the dawn of the cell phone…. Continue reading

I’ve Always Wanted To Know: What’s the difference between optical and laser mice?
Answer: Computer mice come in a few different types and people are often confused by optical and laser mice. The first important thing to understand is when someone refers to optical or laser they are talking about how the mouse detects when you move it not how it is connected to your computer. Optical and laser mice can be connected either through USB cables or wireless adapters and just because a mouse is an optical or a laser will not tell you if it’s wired or wireless. To determine… Continue reading

What Is Interference?

Friday, September 7th, 2012

If you’ve ever used a wireless device and had signal issues someone has probably told you that there must be a lot of “interference.” But what is interference? What types of interference are there? Is it even interference or something else? Let’s start by talking about how a wireless signal works. A wireless signal operates at a certain frequency (ranging from 3Hz to 300Ghz) and who can transmit at a specific frequency is controlled by the government and generally follows the… Continue reading

How does a GPS work?

Friday, August 24th, 2012

GPS or Global Positioning System, is a group of 24 satellites that are in high earth orbit which are used with a GPS receiver to show your location on the planet. The system was completed in 1994 and today you can find handheld GPS units, car mounted units, cell phone GPS and even cameras with built in GPS functionality. How does it work though? The answer is surprisingly simple (and complicated at the same time)… Continue reading

How Does A Speaker Work?

Friday, August 17th, 2012

Do you have a pair of headphones, a set of desktop speakers or a monster surround system? Do you know how the speakers turn the signal they receive into sound? A speaker works by converting an electrical signal into vibrations using a speakers diaphragm to produce the sound you hear. The frequency and intensity of the sound is determined by the Continue reading

How Does A Touchscreen Work?

Friday, July 20th, 2012

Touchscreens let us interact with computers, tablets, phones, remote controls and a host of other things with great ease but how do they work? There are two types of touchscreens used… Continue reading

I’ve Always Wanted To Know:
What is a video card in a computer? What’s an integrated and discreet video card?


Answer:

A video card, at it’s most basic level, is used to display the image on the screen of your computer. Most computers today can either have a integrated card, a discreet card, or sometimes both. An integrated video card is a

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