Questions tagged [spectrum]
The spectrum tag has no usage guidance.
16
questions
0
votes
1answer
40 views
Logically ANDing two tracks together
I have two audio tracks, X and Y, which are similar, but both have things added to them.
I want to take X and Y, and produce a new track Z with only the lower value of every frequency of each track ...
0
votes
1answer
242 views
Audio spectrum analysis: PC Software vs Hardware Spectrum Analyzer
I need to do some audio spectrum analysis (basically, listening to a machine and tell if it is properly calibrated).
I will record the sound it makes with a microphone (it sounds differently if it is ...
3
votes
2answers
1k views
How to create an audio file from a spectrogram?
Is there any program for this? I can not find anything for this
2
votes
1answer
447 views
MP3 Psychoacoustic Cut-off Frequencies for Low-Bitrate Presets
I've only seen frequency cut-off estimates for higher quality recordings. I'm interested in low bitrate frequency cutoffs:
24 kbps
32 kbps
40 kbps
48 kbps
56 kbps
64 kbps
80 kbps
96 kbps
I have a ...
-1
votes
2answers
96 views
Why does this spectrorgam look so jagged?
While I was testing out the "Stereo Mix" tool on Windows 10, I had noticed that the output of Spek (after I rendered the audio file in Audacity using "Insane, 320kbps" preset and Joint Stereo) looked ...
0
votes
1answer
44 views
What's the name for the type of x-axis scale used in frequency graphs?
I'm talking about the way the spacing between frequencies typically shrinks as the x-axis increases on frequency graphs. For example, in the graph below, the leftmost (labelled) x-axis interval ...
2
votes
1answer
42 views
Why is there noise in my spectrum analyser despite having no external devices plugged in?
I'm using a spectrum analyser to see the harmonics of various instruments so as to recreate their tone (or approach it) with additive synthesis. I've found that it detects some noise at around -100 dB,...
1
vote
4answers
630 views
Is it possible for two identical waveforms to have different spectrograms?
Is it possible for two identical waveforms to have different spectrograms ? I am rookie in this field so please pardon if something is wrong with this question.
0
votes
1answer
846 views
Frequency distribution graphs in music
I'm quite a newb when it comes to anything audio-related but am playing with programming a spectrum-visualiser.
I chunked the signal into 50 bars, each representing another frequency-band.
One thing ...
1
vote
1answer
470 views
How lossless is my lossless music?
I have ripped an audio CD using iTunes and saved it in Apple Lossless format. I used Spek to draw a specrtogram and here is the result:
My first question is, why doesn't it go all the way up to 22 ...
0
votes
2answers
288 views
What are the distorted sounds in 2 - 5 kHz range?
I have an mp3 128 Kbps music file with particular parts where a series of single note only on a cello is played initiated with a bell click. Less than a second after a bell click and cello note ...
0
votes
2answers
1k views
Compare two recordings
I record myself saying the word "titillate", followed
by a very nice recording of the same word which I found from the
internet and which I hope my voice can be trained to be as closer to
...
1
vote
2answers
518 views
Osx Spectrum analyzer/metering standalone
I am looking for a Spectrum analyzer / metering app for osx that can run independent of my DAW on everything i listen to via system audio.
Something that can always sit on a second monitor.
Any ...
4
votes
3answers
809 views
Does this sound wave of a voice-over track look normal?
I got some voice over files today from a new studio, and my co-worker was confused as to why the sound wave looks like this.
His concern is that the wave should be pretty even above and below the -∞ ...
1
vote
4answers
4k views
How do you edit out wind?
I'm using a Sony MZ-M10 with the stock mic, and a sock wrapped around it (not much wind protection). I just recorded the recycling truck making its rounds, but the wind blew just before it drove off. ...
7
votes
8answers
2k views
What are your favorite spectral tools?
What are your favorite software tools for spectral analysis/manipulation?
And what do you use them for?
