Your Duplication Experts!



Are you seeking a little definition in your digital life? Not sure about the difference between duplication and replication? Our Glossary section is loaded with the latest lingo about printers, duplicators, publishers, and all sorts of relevant terms. At last, you can finally decode what it all means.

Duplication and Replication Terms


The process of DVD arrangement and creation. It involves the use of source elements (video, pictures, text) to create menus, tracks and connections between these elements.


A feature of a DVD will play the video first, instead of the menu.


To write/record information onto a disc.


All of the audio, data, videos, pictures, software, or multimedia files to be burned on to a disc.

Copy Protection

Information placed on certain store bought CDs and DVDs that make them unable to be copied.

Copyright Violation

Using another person's work such as text, images, video, or music, logos or artwork without their explicit permission. Read more about Copyright in our article Basics of Copyright Law.

Design & Development

Creation of artwork or multimedia by design experts.


The process of burning content onto a disc(s) with a CD or DVD recorder, such as in a home computer, duplicator tower, or stand–alone recorder. Duplicated discs cannot be made "protected."


Importing a raw video capture into a computer and adding things like titles, effects, music, and arranging the clips on a timeline to create a finished video.


Anything done to obscure the source or content of data, including making it unreadable or indecipherable under certain circumstances. Encrypted files can only be read by someone who is able to decrypt it, often using a software program.

Express Service

An upgraded service completed in 24 to 48 hours.


The function of CD and DVD recorders that makes discs playable, telling the disc that no more information can be added or written to it.


The process of making a disc complete for resale, including direct distribution to customers and clients. May include addressing, direct mailings and scheduled delivery.

Glass Master

A special glass disc that is etched with a powerful laser; can be used to make hundreds or thousands of replicated discs in specialized disc replication machines.

Master Disc

The original copy of whatever it is you want to duplicate in its exact form and functionality.


Professional adjustments done to recorded audio tracks before they are assembled into an audio CD.


A navigational element that provides buttons for the purpose of connecting to other elements in your project, such as tracks, slideshows and other menus. It can have a still or full motion background and include audio.


Making illegal and unauthorized copies of material you do not own, against the law regardless of whether or not you profit from the act.

Quick Turn Service

A service completed in the standard timeframe of three to five days.


An estimate of the cost to complete a project.

Replication (Pressed disc)

Discs that are formed in a mold from polycarbonate pellets using a glass master disc to imprint the content of the disc. Replicated CDs and DVDs can be protected against unauthorized copying.


An element in a project that individually display photos and can contain up to 99 still images with accompanying audio and transitions.


A small or miniature computer graphic that can contain a static picture or a motion video.

Turn Time

The length of time required to complete a duplication or replication job, often expressed in business days.

Printing Terms


The designs layout and graphics that are printed on a disc, an entrapment, an insert, or other printed materials.


A term for the printing that goes beyond the edge of the sheet to ensure proper trimming. Bleed is on all sides of your document that gives the printer a small amount of space to move around paper inconsistencies.


A small chamber of ink for use in inkjet printers. Can be single color or multi color.

CMYK Color

A standardized method of printing color by using four ink colors—cyan, magenta, yellow and key (black). Often referred to as “process color” or “four color”. This subtractive color model works by partially or entirely masking certain colors typically printed on a white background.

Color Matching

Adjusting colors on screen or at press to meet a desired output from a printer. Printed samples of desired color usually required.

Crop Marks

(or corner marks) are lines placed at the outer trim point of an image or page to indicate where to trim the image both vertical and horizontal. Usually background images bleed past the crop mark point by 1/8” to allow for slightly off cuts.


Removal of unneeded parts of an image, usually outer parts to resize or adjust the aspect ratio of an image.

Die Cut

Specific cuts or shapes of a material used to form a variety of products to exact sizes.

Digital Printing

Ideal for small runs of reproduction of digital images using ink or toner on physical surfaces such as paper, film, plastic, etc.


A printing process where specialized films are heated and cooled from a solid to a gaseous state bypassing the liquid state, and producing a beautiful continuous tone photograph. This technology is found in the Teac P55 thermal printer.


The printed insert that goes on the outside of a DVD case. Available in various sizes to fit most any standard DVD case, thin or multi-disc case.

Hub Printable

Discs that have a printable surface area extending into the inner ring of the disc.

Inkjet Printing

A type of printing technology that uses nozzles to spray tiny droplets of ink onto a surface. Higher resolution typically indicates higher quality.


The paper products that go into a CD jewel or DVD case, can be panel inserts, tray liners, artwork, or entrapments.


Adhesive stickers that can be run through a printer and applied to the surface of a disc.

Laser Printing

A xerographic printing process that produces high quality text and graphics on paper by direct scanning of a laser beam across the printer’s photoreceptor.

Offset Printing

A printing technique that creates consistent high quality images where the inked image is transferred to the printing surface (discs or paper) from a plate or rubber blanket.

Pantone (Spot) Color

Pantone Matching System is the system based on printing a specific mix of pigments to create new and more exact colors. Pantone spot colors are the proprietary color space for the selection and accurate communication in printing. Their allocated Pantone number describes the colors, which have a certain pigment value to reproduce the colors in the closest and most specific shade.

PhotoPro Printing

Thermally re-transferred from a photo ribbon directly to the surface of the disc. This process gives vibrant images with excellent color consistency throughout printing, and it's completely waterproof.

Physical Proof

A sample item, which serves as a test to determine the quality and accuracy of artwork and materials used in manufacture before mass production is started.


The number of pixels that can fit into one square inch. Measured in dots-per-inch (DPI), it is a measure of quality where higher is typically better.

RGB color

The blending of three primary colors (Red, Green, Blue) and a white point to create colors viewed in that color space. This is the color space used by digital cameras, monitors, computer graphics, etc., for previewing on the typical computer display. The RGB color model is an additive combination of primary color on black.

RGB color

The blending of three primary colors (Red, Green, Blue) and a white point to create colors viewed in that color space. This is the color space used by digital cameras, monitors, computer graphics, etc., for previewing on the typical computer display. The RGB color model is an additive combination of primary color on black.


A roll of black or colored film used in thermal printers.

Silkscreen Printing

A printing method that uses prepared finely woven cloth patterns to produce high quality color results for printing on discs using spot colors.


A standardized document detailing the size and specifications for a finished product.

Thermal Printing

A printing process where colors are applied from ribbons using a print head that applies heat and pressure.

Equipment Terms


A device with a robotic arm for loading and unloading discs from a printer or duplicator.


The house brand of DVD/CD duplicator machines built and sold exclusively by US Digital Media.


The process of etching information onto the data layer of a disc, or “burning.”


In a stand-alone duplicator tower, this is the device with the screen and buttons that orchestrates the actions of the tower and its components.


The estimated cost of producing each individual disc, based on the cost of the printer and the ink cartridges or ribbons.

Disc Image

A digital snapshot of all the information on a CD or DVD disc, saved in a single file called an image. Image files can be stored on a hard drive and burned at a later date if desired.


A method of making copies in real time in which the data is written to the blank disc as it is read off of the master disc. Discs with read errors will result in burn errors.


A reader or writer drive in a tower, or any drive that fits the standard 5.25"-inch width.


A machine whose purpose is to produce mass copies of optical discs, including CD, DVD, Blu-ray, and HD DVD.


The set of low-level instructions, stored on a ROM chip, that controls the system hardware.

Hard Disk Drive (HDD)

A fixed, high-capacity storage drive that uses platters and a magnetic read/write head to store and retrieve data.

Kiosk Kit

An optional kit for Bravo II printers that allows finished discs to stack neatly in a plastic hopper.

Live Audio Recorder

Records audio CD's in real time from an input source, such as a camera, tape, microphone, or other audio equipment.


A network-capable archival appliance from Primera that backs up emails sent through Microsoft Exchange on optical discs.


A duplicator which is operated from or with the use of a personal desktop or laptop computer.


An all-in-one system that burns data to and prints on the surface of CDs and DVDs. Often connected to or controlled by a separate computer.


An optical drive that only reads information from discs and cannot write anything to them.


Read Only Memory. This type of disc cannot have information written to (“burned on”) them.

Source Drive

In a stand-alone duplicator such as an Accutower, it is the main drive that you want to burn FROM.


Any equipment that operates without the need for other equipment such as a computer.


A measured amount of work done in a certain amount of time. With printers, publishers, and duplicators this is often expressed in the number of completed discs per hour.


Another term used for a DVD/CD duplicator.


Comparing the burned discs to the master disc to ensure data correctness.


Also called a "burner," these are the drive that write to blank discs and can also read them.

Media Terms

Archival Gold

Specialty media from Mitsui / MAM-A that contains a patented Phthalocyanine dye and a layer of gold foil for extreme longevity.


The writable form of Blu-ray available to consumers.


Writable discs that can be erased and rewritten with new data.

Blank disc

A disc that has no information written on the data layer.

Blu-ray Disc

Blu-ray is a high definition optical format developed by Sony that stores up to 25 GB of data per layer.

Branded Media

Discs that bear the name of the manufacturer on the surface of the disc.

Business Card Discs

Sometimes called Hockey Rink discs, they have two straight edges and two curved edges. Designed to fit in a wallet or specialty vinyl sleeve.


See Compact Disc.


CD format that is used for including extra information on a CD-ROM/XA track, enabling it to be played on a CD-i or CD-ROM/XA drive.


Compact Disc Digital Audio. This format was launched in 1982 and was the product of joint development by Philips and Sony. CD-DA discs conform to the red book standard.

CD Duplication

The process of 'burning' audio or data files onto a recordable CD.


A multisession CD comprising of audio and data. Can be used to add extra CD-ROM content to audio CD releases. The standard was developed by Philips, Sony and Microsoft.


Audio CD that contains graphics as well as audio data. The format is usually used for karaoke CDs.


Compact Disc - Interactive. A multimedia/interactive CD format that was jointly invented by Philips and Sony.


Compact Disc Recordable. An optical disc which data/audio can be written to once. The CD-R was developed by Taiyo Yuden.

CD Replication

The process of pressing or stamping data onto a CD from a glass master.


Compact Disc Read-Only Memory. An optical disc used to store computer data. CD-ROM is defined by the yellow book standard developed jointly by Philips and Sony in 1983.


CD-ROM Extended Architecture. These discs contain Mode 2 sectors allowing audio and data to be read at the same time. Photo CD, Video CD and CD-Extra are based on this format.


Compact Disc Re-writable. An optical disc that can be written with data or audio multiple times. Introduced in 1997 by Hewlett Packard, Mitsubishi, Philips, Ricoh and Sony.

Compact Disc

A digital storage format that uses a laser, polycarbonate discs and metal data layers for storing and retrieving information.


Content Scramble System. Scheme used to encrypt DVDs so that they can only be played on CSS-licensed DVD players.


The silver finish on the data layer of certain CD-R's, named for its sharp and clear appearance. Looks very similar to a replicated disc.

Disk-At-Once (DAO)

The process whereby a whole CD is written to without turning the laser off, i.e. there is only a single track burned onto the disc.

Dual Layer Disc (DL)

Dual-Layer discs have multiple data layers on the same side of a disc that can be recorded on.


Digital Versatile Disc. A DVD can contain audio, video or data.

DVD Audio

DVD format used for storing audio data. Has a much higher sampling rate than standard Audio CD's but the format has been slow to catch on with consumers.


Replicated single sided, single layer DVD with 4.7GB of storage.


Replicated single sided, dual layer DVD with 8.5GB of storage.


Replicated double sided, dual layer DVD with 17GB of storage.


Digital Versatile Disc Recordable.


Digital Versatile Disc Recordable Dual Layer.


Digital Versatile Disc Re-writable. Developed in co-operation with Hewlett-Packard, Mitsubishi Chemical, Philips, Ricoh, Sony and Yamaha.


Digital Versatile Disc Recordable. An optical disc capable of having large amounts of data written onto it once.


Digital Versatile Disc Re-writable.


Re-writable DVD disc.


Digital Versatile Disc Read-Only Memory. Used for storing computer data.


A re-writable DVD disc. Can be re-used multiple times. These discs may have compatibility problems with some hardware.


An organic compound found in compact discs that crystallizes at a known rate. This is the layer which data is "burned" into.


One of two competing high-definition formats, supported by hardware manufacturers and led by Toshiba.


The recordable format of HD DVD, these discs are available in single-layer (15GB) capacities and dual-layer (30 GB) capacities.


The rewritable form of HD-DVD-R. Can be erased and rewritten multiple times.

Inkjet Printable

Media with a white or silver, often rough surface. For use in inkjet printers.


A special type of recordable media where a laser is used to etch text and designs onto the top surface of the disc. Compatible with Lightscribe burners only.

Mini Discs

A disc with the same inner diameter as a standard disc, but a smaller outer diameter. Most mini-sized discs are 3 inches across.

Optical Media

Any type of disc that stores information digitally and is read with a laser. Includes CD, DVD, Blu-ray, and HD DVD formats.

Storage capacity

The total amount of information that can fit on a blank disc.

Super Blue

A "super cyanine" dye used in certain Taiyo Yuden brand CD discs that gives them a distinctive blue color.

Thermal Printable

Media with a smooth, glossy printable surface. Used in thermal printers for the application of labels with heat and pressure.

Write speed

The speed at which data is etched into the data layer of discs, usually expressed in terms of "x" or "times." An average DVD recorder can write at 8X or "8 times speed."

Packaging Terms


A thin plastic disc case available in multiple colors, and shaped like its namesake.

DVD Case

Sometimes called "Amaray" style and available in multiple colors, DVD cases are available in multiple discs sizes and can hold a printed entrapment on the outside. Some have clips on the inside to hold printed materials.


A cardboard or padded bubble cushion that covers a disc package completely. Suitable for sending discs through the mail.

Jewel Case

A standard sized plastic case that holds a disc, booklet, and tray card insert. Available in black and clear.


Can be cardboard or padded bubble, suitable for sending discs through the mail.


An exclusive disc storage system that uses molded plastic binders and rings to store discs.


A sealed plastic wrapping that encases a CD or DVD case, with a folded edge to it. Similar to a cigarette pack wrapper.

Shrink Wrap

Plastic material that is thermal reactive, and will "shrink" to the shape of the product that it is covering.


A paper packaging solution for CD and DVD discs. Often they are inexpensive and made of paper, Tyvek, or cardboard. Can have windows to see disc.


A DVD or CD case that is much narrower than their standard-sized counterparts.


A disc-shaped plastic case that stores discs on a center hub and snaps closed.


The black or clear plastic part of the jewel case that has a hub for storing discs.

Tray Card

The printed insert that goes behind the disc tray in a standard CD jewel case.


A square-shaped flexible disc case made of colored plastic.


An innovative, unbreakable case for storing optical discs. Uses a 3-point trigger system to hold disc. Available in varieties holding inserts or for insertion in binders.


A flexible thermoplastic used in making clear sleeves for discs.