Cells, circuit board and wires in an open laptop battery case. Laptop batteries, like all rechargeable battery packs, lose their charging capacity over time. Because new laptop batteries are expensive, replacing the individual cells inside the battery casing can save a lot of money. However, rebuilding a battery sometimes does not work as expected, so […]
The Logitech X-530 is surround-sound speaker setup that consists of five satellite speakers and a high-excursion subwoofer that allows you to playback audio in high quality. Supporting a 70-watt 5.1 surround capabilities, and you can catch all the best sound effects in rich, full, clear sound. The Logitech X-530 connects so easily anyone can do […]
If your PDF files are so fuzzy and unclear you cannot read them, you can sharpen them with enhancement software. PDF files serve as containers for other files. These files, which can be opened with Adobe Reader, allow you to view, print and edit multimedia, maps, photos and text. Using software with many enhancement features […]
Watch antenna TV on your laptop. Many laptop computers possess the ability to connect to a television signal. However, even if your laptop does not, you can add a TV tuner card through your USB port. All TV tuner cards are now digital, so you can watch digital programming through the aid of a TV […]
With more than 480 million registered users, Skype is among the most popular applications on the Internet. Skype offers voice and video over IP services (VoIP). Many use Skype’s free services, such as voice and web cam calls between Skype users. Phone customers have discovered Skype as an inexpensive way to make long-distance calls to […]
Image Credit: Photos.com/Photos.com/Getty Images Photoshop has a wide array of tools the graphics artist can use to create images. In particular, there are several different ways of creating lines in Photoshop. Which one you choose to use will depend on the project and the type of line you need. In each case, there is a […]
Image Credit: undrey/iStock/GettyImages If you’re using VMware, the popular virtual machine program that lets you run another operating on an emulated system on your computer, you may have come across VMDK VMware files. A VMDK file is a virtual disk that stores the contents of a virtual machine’s hard disk. You can import VMDK files […]
You can use a speaker as a unique microphone. Although they look very different, speakers and microphones use the very same principle and components to turn electrical signals into sound and back again. A speaker cone can act like a giant microphone diaphragm, and when connected to a recording device or amplifier can be used […]
There are programs to help you find hidden text in a picture. Image Credit: Morsa Images/DigitalVision/GettyImages Hidden messages in images don’t always present themselves as a “Where’s Waldo” searching game; they can be hidden so that they are only revealed by changing aspects of the image’s colors or levels or by combining the image with […]
Close-up of hands typing on a MacBook laptop Image Credit: studio-fi/iStock/Getty Images Keyloggers come in many different forms. Software-based keyloggers don’t require physical access to your machine, and can get installed when you download malware or an attacker accesses your system remotely. Hardware-based keyloggers require that the attacker has physical access to your system. Various […]
