About this document
Understanding CD ROM Technology by Greg Quineri is a document available to read on EtoBox.
CDs and DVDs store large amounts of data through microscopic bumps arranged in a continuous spiral track on the disc. A CD uses a laser to detect changes in reflectivity between the bumps and lands to read the data. Newer CD burners use a more powerful write laser that can alter the disc surface to encode information, allowing users to create their own CDs. The laser assembly must precisely track and follow the narrow spiral track, adjusting for different radii, while the disc spins to read and write data t
- Author
- Greg Quineri
- Language
- EN