Audacity Forum

You have downloaded a very old version of Audacity (version 2.1.2 or earlier - the current version is 2.4.2). Get the latest version here.
-- Bill

Does the MP3 file have a sample rate of 32000? If so, resample it to 44100.
-- Bill

With Audacity 3.0.0rc04 on a Macbook Air M1 chip macOS 11.1.

Import music file
Amplify so new peak amplitude is -3 dB
Export as WAV
Import that WAV and select that track
Effect > Amplify: suggested Amplification is 2.999 dB.

-- Bill

waxcylinder wrote: ↑

Mon Mar 01, 2021 10:38 am

I do note that when I Export the label it is shown as
>30.000023 30.000023
So maybe this is down to the accuracy with which we store labels ?

I think you may have found it.

And perhaps this is why one can snap to labels in a re-opened project by turning Snap To Off.

-- Bill

You could try using the envelope tool to silence the section.
-- Bill

I have not seen the labels move on re-opening a file, but I'll do some more tests. Are you saying that the labels are moving by less than a sample? I don't silence it where I no longer want to hear it; I copy and invert into another track. Why do you do that? It seems a roundabout way of silencing a...

Music Teacher wrote: ↑

Sun Feb 28, 2021 3:07 am

I did 2.1.1 before.

Audacity 2.1.1 was a 32-bit application so will not run on macOS Catalina and beyond. This is not an issue with the M1 chip.

-- Bill

The shortcut Command+F will zoom so the project just fits in the window.
-- Bill

I think you're right that you are seeing bug 498. My steps to reproduce. With Audacity 2.4.2, create new project Generate default Chirp Set Snap To Nearest and selection format hh:mm:ss + samples Click near 10 seconds and use the Selection Start box to set the selection to 00 h 00 m 10s 00001 sample...

Since you're on Mac you can try the built-in Audio Unit effects. Go to Effect (menu) > Add / Remove Plug-ins. Click on each of these then the "Enable" button, then the "OK" button AUDynamicsProcessor AUMultibandCompressor AUPeakLimiter The Dynamics Processor and Multiband Compressor have a few facto...