When you play all of your stems simultaneously they should sound exactly like your two-track stereo mix. This way raising the level on a stem track will keep the same relationship with the effect. We suggest you keep the echo and effects on the source stem instead of making a separate stem. Many times this depends on the style of music. You want to make a stem for each element in your mix that you would like control over. Next you should choose your stem groupings. With a stereo mix it is impossible to increase just the bass because it shares the same frequencies as the kick drum.īefore you are ready to prepare stems, you should first create a standard 2-track stereo mix that is approved and ready for mastering. For Example, if you have a song that needs more bass, but not more kick drum, stems will allow us to correct this without compromise. Bass, Drums, Instruments, Vocals) Stem Mastering allows us to correct problems with individual instruments. Stems are the equivalent of your stereo mix broken down into several separate tracks. provided on a hard drive, CD, DVD or internet files. We accept stems for mastering from 44.1Khz thru 96Khz. If you want us to encode ISRC’s in your DDP production master file, they need to be obtained before the master can be generated. Digital distributors including iTunes use them to track sales and radio stations use them to track the number of plays to calculate royalty payments.
ISRCs or International Standard Recording Codes is a 12 digit code that identify a sound recording, regardless of the format on which it is used, and independent of any changes in ownership. The information usually takes two to three days to appear.
This will update the Gracenote database which all iTunes users will be able to access. To enter iTunes text, enter the name, artist, and other relevant info into iTunes under the Advanced menu ‘Submit CD Track Name’. iTunes uses an online Database called Gracenote to display the info about an audio disc. This should not be confused with text that is displayed when a CD is inserted into a computer or what we call ‘iTunes text’.
Not all CD players will display the text usually only DJ and automobile CD players can read and display text from a disc. They are then sold on iTunes in a special area of the iTunes store.ĬD+Text usually contains information such as artist name, project title and song titles that can be encoded on a DDP master. These very large files are being sold at specialty websites such as ( ).Īnother use of these HD masters are for Apples new initiative 'Apple Digital Masters.' These files are delivered to iTunes in their original HD format and are converted by Apple resulting in a better transfer to their smaller format standards.
This new master is used for digital distribution of audiophile high resolution files that are not altered or compressed in any way.
If you are recording at any resolution between 24 bit / 44.1kHz to 24 bit / 96kHz, we can provide you with a high definition master at the same resolution as your master recording. HD Resolution Audiophile and 'Apple Digital Master' Files A DDP (Disc Description Protocol) master is a file that can be sent directly to the pressing plant via the internet and can be burned onto a DVD or backed up onto a hard drive as well for your personal safety copy. If you are having CD discs manufactured you will need a CD master. Master Format for CD Production - DDP Master Make sure that the digital levels are between -10 dBFS to -3 dBFS. Allow the music to breathe and don’t use buss compression, however if you feel the need to use buss compression then supply a flat version along with your buss compression version. It is best to include 10 seconds of space before and after each song. 24 bit/44.1khz or higher in i nterleaved and uncompressed WAV. It’s best to supply files for mastering at the same resolution, (sample size and sample rate), as your final mixed files. How should I prepare my source files to send for mastering?