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Why Do EQ Adjustmenst Not Work?

Posted: Wed Jan 20, 2010 5:38 pm
by KenRyan
Does the EQ effect in Audactiy only affect the entire track? I tried applying EQ to a certain selection of my audio, then clicking "OK," but the wave form remains unchanged(?). If I use the FFT Filter, I CAN change just a selected area.

Am I missing something? Thanks.

Ken

Re: Why Do EQ Adjustmenst Not Work?

Posted: Wed Jan 20, 2010 6:01 pm
by kozikowski
Does the selected area sound different? If you make an equalization change that doesn't change the waveform very much, you may not be able to see it -- but you should be able to hear it.

What kinds of changes are you trying to make? You select a portion of your show, open Effect > Equalization, push the blue line around to where you want it and press OK. Did I get any of that wrong? I just did it on a simple sound clip and it worked perfectly.

Koz

Re: Why Do EQ Adjustmenst Not Work?

Posted: Wed Jan 20, 2010 6:15 pm
by KenRyan
Koz,

Yes I used it as you describe, but I had only a very small (about a 10th of a second) portion selected. As an experiment, I dragged the blue line on the EQ tool as far down as it will go (looks like -24db), and it did not affect the sound or the wave form. Then I tried choosing one of the preset curves on a 10-second section, and it worked as expected, chaning both the waveform and the sound. Perhaps there is a minimum amount of audio needed in the selection?

Thanks,

Ken

Re: Why Do EQ Adjustmenst Not Work?

Posted: Wed Jan 20, 2010 6:20 pm
by KenRyan
Koz,

I tried gradually increasing my selection size until I got to half a second (I actually only had about a tenth selected initially). It was only at that point that the EQ affected my audio. So I guess there is a half-second minimum selection?

Ken

Re: Why Do EQ Adjustmenst Not Work?

Posted: Wed Jan 20, 2010 6:45 pm
by steve
If you upgrade to Audacity 1.3.11 there is no minimum length limit for the Equalizer.

Re: Why Do EQ Adjustmenst Not Work?

Posted: Wed Jan 20, 2010 6:59 pm
by KenRyan
Ahhhh. OK, thanks. That's still in BETA isn't it?

Ken

Re: Why Do EQ Adjustmenst Not Work?

Posted: Wed Jan 20, 2010 7:41 pm
by waxcylinder
Yes, but it's a very mature Beta now - approaching Release Candidate status.

For many modern platforms it's actually more stable than the officially "stable" 1.2.6

WC

Re: Why Do EQ Adjustmenst Not Work?

Posted: Wed Jan 20, 2010 9:54 pm
by kozikowski
The last two generations of modern Macs will not run Audacity 1.2.

In that sense, it's perfectly stable.

Koz

Re: Why Do EQ Adjustmenst Not Work?

Posted: Thu Jan 21, 2010 10:09 am
by waxcylinder
kozikowski wrote:The last two generations of modern Macs will not run Audacity 1.2.

In that sense, it's perfectly stable.

Koz
ROFL :lol:

Yup - just like the broken (analog) watch that's precisely right twice every day ....

WC