| Helo and welcome! | | | | "capture noise profile" from the menu that appears. |
| For this tutorial i am using a sound file of a vocal | | | | This tells the software (adobe audition) what you |
| recording. I will be using 'adobe audition' to edit this | | | | consider to be the noise (sound frequencies that you |
| sound file. 'Adobe audition' is a popular brand of multi | | | | would like to remove or reduce). The next step is to to |
| track recording software. This software allows you to | | | | go ahead and remove this noise from the entire sound |
| record, edit and mix sound files/recordings. It has loads | | | | file. In 'adobe audition' this is done by using the noise |
| of tools to edit/engineer your sound files exactly as | | | | reduction tool. |
| you would like them to be. | | | | Which ever sound editing software u decide to use |
| This tutorial will show you how to use the noise | | | | within your studio setup the method may vary slightly |
| reduction tool to remove unwanted sounds | | | | but the basic steps and terminology will be very similar. |
| background noise from a recording or any sound file. I | | | | Next, click on the "effects" menu at the top of the |
| am using adobe audition for this example but any | | | | screen and then click on noise reduction from the |
| decent sound editor will have this tool. | | | | menu that appears. Once you have done this a new |
| The first step is to identify an appropriate section of | | | | window will appear. This window represents the noise |
| the sound file that contains the noise. A good area to | | | | reduction tool and displays all the options and relevant |
| find is that which represents a pause between the | | | | information about that tool. The noise that you |
| speech/vocal. Just like when you take a pause | | | | captured earlier will be the default noise used by this |
| between your sentences or words when you are | | | | tool. You can either completely remove the noise or |
| speaking normally. It is useful to zoom in using the | | | | you can just reduce the noise to an acceptable level |
| software to get a nice clear view of the part u would | | | | using the "noise reduction level" variable shown in the |
| like to work with. This is the section that will be used to | | | | image. If you click on the preview button you can listen |
| clean up the entire sound file. Once you have zoomed | | | | to what the alterations will sound like before |
| in on your chosen section it will be apparent that | | | | permanently applying them. This is useful to fine tune |
| where it should be a silent pause there is actually a | | | | the amount of effect you want to apply. |
| quiet noise. This is the section that we will sample and | | | | It is important to take care and listen carefully at this |
| then remove from the entire sound file. | | | | stage of the process because sometimes it is possible |
| In most cases when you record any sound there is | | | | to apply too much noise reduction. This can effect the |
| usually a quiet hiss or humming (noise) that can be | | | | overall sound of the file in a way that you did not |
| heard during playback. This can come from the | | | | intend. Once you are happy with the settings click on |
| recording equipment itself or from background sounds | | | | the OK button and the noise will be removed. Magic! |
| that are within the range of the recording equipment. It | | | | You will then see complete silence where the silent |
| is generally regarded as noise because these are | | | | pauses between the vocal waveforms are. At this |
| usually unwanted sounds. | | | | stage you will have successfully removed the |
| As well as noise you will also find other quiet looking | | | | unwanted noise from the entire length of sound file. |
| parts of the sound file that represent the sound of | | | | This can be seen most clearly by the completely flat |
| someone breathing in. You will usually see these breath | | | | line (zero decibels/volume) where the pauses are. At |
| sounds just before a vocal part begins. These breath | | | | this point you may choose to adjust the volume of the |
| sounds will always be recorded with voice recordings | | | | breath sounds discussed earlier if you feel it is |
| unless you use a microphone that only records | | | | appropriate. |
| outward sound. Another option is to have a very skilled | | | | It is useful to get rid of noise within all of your vocal |
| vocalist! Some people choose to remove or reduce | | | | recordings because when you have several vocal |
| the volume of this breath sound but that should only be | | | | tracks playing at once it also means you have several |
| done after you have removed the underlying noise of | | | | layers of noise. This noise can easily go un noticed but |
| the entire track first. | | | | it can sometimes slightly muffle other sounds |
| So now we will remove the noise! | | | | frequencies such as your musical parts or beats. |
| Highlight the silent pause/noise. This is done in the | | | | When dealing with mastering, mixing and balancing the |
| exact same manner as you would highlight text in a | | | | whole mix this is a useful and important tool for a |
| text document. Be careful not to select any of the | | | | quality production and allows the beat/music to be |
| vocal part when making your selection. You may want | | | | heard crystal clear. |
| to zoom in to guarantee your accuracy for this part of | | | | This informative lesson is to help you to become a |
| the process. To sample this noise in 'adobe audition' | | | | highly skilled sound engineer and to create/edit your |
| right-click on that highlighted section and click on | | | | sounds to perfection. |