In: Categories » Computers and technology » Storage devices » CD and DVD copiers
|
CD COPIERS CD copiers are synonymous to CD writers and CD recorders. The efficiency of the system can be measured by the copying or writing speed, reading speed and rewriting speed. The basic function of the system is to record or copy the information or software from one CD to other. It can record data, digital, audio and video and other varied types of digital information. Generally an information or data that can be copied in a CD is up to 650-700 megabytes or 74-80 minutes of audio or digital video. Although the CD copier can carry on the process of writing the CD many times, each time the person who wants to copy the data has to get a new blank CD every time unless it is a re-recordable one. Another advantage of the copier is that it can also write the entire CD into many increments until the entire space in the CD is filled up to no more occupy any further data. The CD thus copied in this copier can be used in any CD-ROM drive, CD Audio Player, CD-I Vi deo Player. Generally the speed of the copier is 4Xwhich takes about 15 minutes to write a full CD. DVD COPIERS DVD copiers are generally termed as DVD recorders which are majorly used for the entertainment purpose that is copying of Audio or Video files or programmes or software. The efficiency of the system is also measured by the copying or writing speed, reading speed and rewriting speed. As compared to the CD copiers, DVD copiers are of much higher writing and reading speed. The reason being that DVD is designed to store a higher space than CD.
|
legal disclaimer
1) Our website is not responsible for the information contained by this article as well for any and all copyright infringements by authors and writers. E-articles is a free information resource. If you suspect this article for any copyright infringements, please read the Terms of service and contact us to investigate the problem.
2) The E-articles directory team is not responsible for inaccuracies, falsehoods, or any other types of misinformation this tutorial may contain and will not be liable for any loss or damage suffered by a user through the user's reliance on the information gained here. Please read the Terms of service
Useful tools and features
If you like this article (tutorial), please link to it from your web page using the information above. Linking to this page, this is the only way to help us improve our service, the same time providing your visitors with a way to improve their online experience.
related articles
Choosing a tape backup drive can be a simple job if you need to back up a single standalone system with a relatively small hard drive. The decision becomes more complex if the system has a larger hard drive or if you must back up a desktop system as well as a laptop. Choosing a tape backup drive type can be an even more complex program if you must back up a network server's hard drives and perhaps even back up the workstations from the server. As you ponder which backup tape drive you should select, consider the following facto...
2. DVD Copy Protection
DVD video discs employ several levels of protection that are mainly controlled by the DVD Copy Control Association (DVD CCA) and a third-party company called Macrovision. This protection typically applies only to DVD-Video discs, not DVD-ROM software. So, for example, copy protection might affect your ability to make backup copies of The Matrix, but it won't affect a DVD encyclopedia or other software application distributed on DVD-ROM discs. Note that every one of these protection systems has been broken, so with a lit...
3. How to Manually Resolve Motherboard Conflicts
In the past, the only way to resolve conflicts manually was to take the cover off your system and start changing switches or jumper settings on the adapter cards. Fortunately, this is a bit easier with plug-and-play because all the configuration is done via the Device Manager software included in the operating system. Although some early plug-and-play cards also had jumper switches or setup options to enable them to be configured manually, this feature was found primarily on ISA PnP-compatible cards. Be sure you write down or print o...
4. Hard Drive Advancements
In 1957, Cyril Northcote Parkinson published his famous compilation of essays titled Parkinson's Law, which begins with the statement, "Work expands so as to fill the time available for its completion." A corollary of Parkinson's most famous "law" can be applied to hard drives: "Data expands so as to fill the space available for its storage." This, of course, means that no matter how big a drive you get, you will find a way to fill it. I know that I have lived by that dictum since purchasing my first hard disk drive more than 2...
All magnetic storage devices read and write data by using electromagnetism. This basic principle of physics states that as an electric current flows through a conductor (wire), a magnetic field is generated around the conductor. Note that electrons actually flow from negative to positive as shown in the figure, although we normally think of current flowing in the other direction Electromagnetism was discovered in 1819 by Danish physicist Hans Christian Oersted, when he found that a compass needle would deflect away from p...
6. Hard Disk Form Factors
The cornerstone of the PC industry has always been standardization. With disk drives, this is evident in the physical and electrical form factors that comprise modern drives. By using industry-standard form factors, you can purchase a system or chassis from one manufacturer and yet physically and electrically install a drive from a different manufacturer. Form factor standards ensure that available drives will fit in the bay, the screw holes will line up, and the standard cables and connections will plug in. Without these indus...
7. Magneto Optical Drives
One of the most neglected types of removable-drive technologies is the magneto-optical (MO) drive. Introduced commercially in 1985, magneto-optical drives are now available in capacities exceeding 9GB. Two sizes of magneto-optical media and drives are available for desktop computers: 3 1/2" and 5 1/4". The 3 1/2" drives have capacities up to 2.3GB, and the 5 1/4" drives have capacities up to 9.1GB. 12" MO drives are also available for enterprise systems. Originally, magneto-optical drives were strictly WORM (write once, r...
8. Tape Drive Backup Software
The most important decision you can make after you choose the tape standard and capacity of your backup tape drive is the backup software you will use with it. The three sources for tape backup software are Software bundled with the drive Software bundled with the operating system Software obtainable from third parties Use the following checklist to evaluate the software you plan to use with your tape backup drive: Device support. You might pref...
9. Introduction in the Microdrive Technology
If you prefer magnetic storage for digital camera or other electronic device data storage, consider the Hitachi Microdrive, originally developed by IBM and now manufactured and sold by Hitachi Global Storage Technologies. The Hitachi Microdrive has also been sold by various other companies under OEM agreements. The Microdrive is a true hard disk that spins at 3,600RPM and features a 128KB cache buffer. Since its introduction by IBM, the Microdrive in its Compact Flash Type II-compatible form factor has increased in capaci...