Simple wireless power transmission works because of the principles of magnetic resonance and magnetic induction. This power transmission system relies on two coils in range with each other and resonating at the same frequency. The coils need to be in range because the magnetic field of the source must be strong enough for the receiving …
A satellite finder is a specialized signal-strength meter used to point satellite dishes and LNBs. There are two general classes of satellite finders: analog and digital satellite finders. Analog Satellite Finder Most analog satellite finders are inexpensive devices which simply display the strength of the received signal. To use an analog satellite finder, you point …
Mobile Satellite Service (MSS) is a type of mobile telephone service that depends on portable terrestrial satellites rather than fixed terrestrial satellites that are also known as cell phone towers. Portable terrestrial satellites are similar to cell phone towers, but can be mounted on moving vehicles such as cars, ships, and airplanes, and individual users …
From the wordings of the name, an LCD TV is a short form of Liquid Crystal Display Television. What is presented in an LCD TV to make it work the way we see it is founded on the special effects of substances of light and liquid crystals acting on each other. These are brought together …
PKZip utilizes a proprietary stream cipher that is vulnerable to a known plaintext attack, as Eli Biham and Paul C. Kocher describes in A Known Plaintext Attack on the PKZIP Stream Cipher. In ZIP Attacks with Reduced Known-Plaintext, Michael Stay describes an improved known plaintext attack that works against files that non-PKZip zip programs such …
In Routing and Remote Access Service (RRAS), NAT can be used to provide basic Internet connectivity for small offices or home offices. NAT translates IP addresses and associated TCP/UDP port numbers on the private network to public IP addresses which can be routed on the Internet. Through NAT, host computers are able to share a …
The iTunes media player and associated content library has become one of the most popular applications for purchasing, storing, and creating playlists of both audio and video content on the marketplace. For iTunes users who use the media application on a computer that has the Windows operating system installed, a common issue that arises is …
One of the features that Facebook added after doing their third round of design changes was the tag in Facebook statuses. What this meant was that a link was added in your status that would take the clicker to that person's Facebook page. In essence, it was similar to the shout used in the Twitter …
Most stage lighting software use the DMX512-A protocol to communicate with lighting hardware. Adapters to connect DMX512-A hardware to PC USB or Parallel ports are widely available. Freestyler FreeStyler controls all DMX512 equipment like scans, movingheads, and dimmers. Freestyler is compatible with many commercial and free DMX interfaces. Freestyler specifications: Up to 512 fixtures Over …
DVDs do not require frequent cleaning. In fact frequent cleaning may spoil the DVD. Hence it is best to clean the DVD when it is absolutely necessary. You can clean the DVD before storing it and when you notice contamination on its surface. You can also clean the DVD when you find that the readability …