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How Cameras Work

Cameras: Focus We’ve seen that a real image is formed by light moving through a convex lens. The nature of this real image varies depending on how the light travels through the lens. This light path depends on two major factors: The angle of the light beam’s entry into the lens The structure of the

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How Telephones Work

Inside a Telephone The very simplest working telephone would look like this inside. As you can see, it only contains three parts and they are all simple: A switch to connect and disconnect the phone from the network – This switch is generally called the hook switch. It connects when you lift the handset. A

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How N64 Works

Console Let’s take a look at the components inside an N64, and what their capabilities are. [Be sure to check out How Video Game Consoles Work first for a general introduction to game consoles.] Processor: 64-bit R4300i “Reality Engine” Processor clock speed: 93.75 MHz Bus speed: 562.5 MB per second Co-Processor: “Reality Co-Processor,” 62.5 MHz

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How Voice Mail Works

Types of Voice Mail There are several types of voice mail systems available. Such systems are designed to function differently based on who’s using them and where, what equipment and software is used, and who’s providing the phone message services. In general, two major systems include ones based on PC technology and proprietary systems using

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