CD-R
Q. What does 'CD-R' stand for?
Q. How do CD-R Discs work?
Q. How much information does 1 CD-R hold?
Q. If I record a CD-R can I play it back in any computer?
Q. Can I play the audio CD I have created in my CD Player?
Q. How long will my information last when stored on a CD-R?

What does 'CD-R' stand for?

The word 'CD-R' stands for CD-Recordable.

How do CD-R Discs work?

CD-R Discs contain a layer of photo-sensitive organic polymer dye. When you record a CD-R, a laser is used to heat the dye layer, creating a permanent mark - this process is commonly called 'burning'. These marks alter its reflective properties, as they are not as reflective as the untouched areas. This 'burning' process is irreversible, therefore CD-R discs are WORM (Write Once Read Many). Once a CD-R discs has been recorded, the information cannot be erased making it incorruptible.

How much information does 1 CD-R hold?

CD-R Discs come in 2 main sizes, 650MB, which can also store upto 74 minutes of audio and 700MB, which can store upto 80 minutes of audio. There are many other types of CD-R which can hold different amount of data, some of these are: 90 minutes CD-R, CD-R Business Cards and 8cm CD-Rs.

If I record a CD-R can I play it back in any computer?

Yes, once a CD-R is recorded it cannot be corrupted and can be played back in any CD-ROM Drive.

Can I play the audio CD I have created in my CD Player?

Yes, you can playback your audio CD-Rs in a standard CD Player. However, this can be affected by the discs you use.

How long will my information last when stored on a CD-R?

Generally speaking you can store your information on a CD-R for about 100 years.