[audacity4blind] Re: Amplifying Final Version of a Project
- From: Robert Hänggi <aarjay.robert@xxxxxxxxx>
- To: audacity4blind@xxxxxxxxxxxxx
- Date: Fri, 10 Oct 2014 16:09:49 +0200
Steve's method as short hand:
- Ctrl a, select all
- Ctrl-Shift m, mix down to new track
- Ctrl-a, Select all
- Amplify,ok
- Amplify, -3 (for 3 dB head room), ok
- Delete mixed track
2014-10-10 15:33 GMT+02:00, Steve the Fiddle <stevethefiddle@xxxxxxxxx>:
> With a multi-track project you should mix the tracks down to a single track
> before amplifying to the desired final level. The reason is because when
> you export, the tracks are mixed (added) together to create the finished
> track, but if there are two or more tracks playing at the same time, then
> when they are added together the result will (usually) be a bigger signal
> than either of the tracks being mixed. That could cause clipping
> distortion.
>
> In order to preserve my separate tracks, in case I want to edit the project
> at a later date, what I usually do is to mix the tracks down to a new
> track, then mute all of the other tracks:
> 1) Ctrl+A (select all)
> 2) Ctrl+Shift+M (mix to new track)
> 3) Ctrl+U (mute all tracks)
> 4) Down cursor to the bottom track
> 5) Shift+U (unmute the track with focus)
>
> Note that you can use Normalize instead of Amplify if you wish. I find the
> Normalize effect more convenient as it remembers the level that I am
> amplifying to. When using Normalize on a stereo track you should normally
> NOT normalize channels independently as that can affect the left/right
> balance.
>
> The final peak level should be no greater than 0 dB. The exact level is to
> some extent a matter of personal preference, but as a general guideline,
> for uncompressed formats such as WAV, anything between 0 and -1 dB should
> be fine. (In theory, 0 dB should be fine, but many audio players will very
> slightly distort at 0 dB). For compressed formats such as MP3 or WMA I'd
> allow a little more headroom. Compressed formats are inexact, so the actual
> peak level of an exported MP3 may be a little higher than the original. -2
> dB should be low enough.
>
> It is quite a common practice to amplify to 0 dB before export so as to
> make the file as loud as possible, but personally I'd not recommend that.
>
> Steve
>
> On 10 October 2014 13:46, Rich De Steno <ironrock@xxxxxxxxxxx> wrote:
>
>> When I record multi-track songs involving drums, several guitars, vocals,
>> and a keyboard, I keep the level of each track down to about minus 6 or
>> more. When the project is finished, I press control-A to select all
>> tracks
>> and then Alt-C to go into Amplify, and I increase the amplification to
>> just
>> below zero, such as negative .1. Is this too close to zero or is there a
>> better practice to produce a good, yet sufficiently loud, product?
>>
>> --
>> Rich De Steno
>>
>>
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>
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