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 [...]