The process of CD duplication is the means of making
several copies of CDs of various types without
doing a replication of many. The term is used to
describe the need and use of short run quantity
copying of various types of CDs. Most CD
duplication is done for quantities under 500.
The value and quality of the duplicate [...]

Below, you’ll find the most common terminology that
relates to CD duplication. Even if you are new to
duplication, the terms below may help you learn more.
BLER
Block Error Rate. This is the raw digital error rate
before any type of error correction.
CD
This the Compact Disc, a digital medium that’s formed
of a 12cm polycarbonate substrate, a reflective
metalized [...]

Even though both CD and DVD disks have the same
media size and shape, the things they have in
common ends there. There are many different
things between the two, such as what they hold
and how much they hold.
Data pits and lasers
A disc has microscopic grooves that will move
along in a spiral around the disc. [...]

These days, technology is always available for any
inspiring musician to record, create, and even
duplicate CDs. The duplication of CDs will involve
CD-R media. CD-R media prices have dropped a lot
over the last several years, making them affordable
for anyone who wants to use them.
If your band is ready to start selling CDs, your
best option may [...]

The master CD or DVD disc, is the one you will
provide to your CD or DVD vendor for either
replication or duplication of the media. Below,
you will find some tips designed to help you
create a high quality master disc:
1. Always use the highest quality media that you
can obtain, as all media isn’t the same. [...]