Audacity Forum

... Furniture moving blankets/pads for my "studio" ... The shipping on those heavy blankets can be many times their cost . ... A ... foam-lined ... case ... If the budget stretches to a foam-lined case ... https://www.audiomasterclass.com/i/harlan-hogan-porta-booth.jpg https ://www. audio...

I think surveillance-software is what you're looking for, some is free, e.g. ... http://www.ispyconnect.com/

... the notch filter works better than hum remover ... I've to teach myself how to read a plot spectrum. To clearly see mains-hum & it's harmonics on Audacity's spectogram it's necessary to change the spectrogram settings from the default values ... spectrogram-setings to see mains hum &amp...

Zooming-in on the vertical axis makes it "look louder",
(not actually louder though, you need amplify or normalize to make it louder ).

... I can't see how to place a second marker as the audio is running... Can add labels while Audacity is running ... add labels while playing.gif https://manual.audacityteam.org/man/label_tracks.html If I want to delete a segment within a track, it would be super helpful to be able to place a start...

I have a TC electronics RH750 amp which has a digital out socket. What cable will I need to record on to Audacity, I have downloaded the Mp3 track to Audacity. My laptop is a HP Pavillion running Windows 10. Will I need to plug in to a USB socket or Mic/Headphone socket on laptop. Any other advice ...

юра00 wrote: ↑

Fri Nov 30, 2018 5:56 pm

... If you select all, it works, naturally, with the whole track, but at normal speed ...

Looks like you've solved the problem.

You can get artificially low numbers by adding Generate Silence anywhere in the piece since all ACX Check does is look for half-second of the quietest work... If that's the algorithm, it would be better to have it ignore any sections which contain true flat-line silence. Some sort of average of all...

юра00 wrote: ↑

Fri Nov 30, 2018 3:36 pm

... how can it be? ...

That it's processing the whole track/project, (which takes a long time), when you mistakenly think it's processing a short selection.

[ Older versions of Audacity did automatically apply an effect to all of the project if no track selection was made].

I've found Audacity's ACX-tool gives a bogus low-measure for noise-floor if the selected audio contains any true flat-line silence. One second of flat-line silence added to one minute of audio lowers its noise-floor by 100dB ! ... ACX tool gives false low reading for noise floor if there is true sil...