6
votes
Filter to make music sound like it's being played in a mall?
Generally, you want to conceptualize this based on the reality of the situation you are trying to re-create.
Firstly, shopping malls usually have crappy speakers, so imagine your sound being played ...
- 8,815
3
votes
Accepted
What is the relation between high pass (low cut) filters and headroom?
Side note: BRHSM (OP) is refering to Geek Technique #12 in issue 222 of Computer Music magazine.
Great question, BRHSM. I have three answers for you, but only one is true. I'll let you come to your ...
- 46
3
votes
How can I improve this chain of filters to make a better voice with Audacity
Processing always has the negative side effect of either increasing noise or taking away from the quality. The secret to processing is you want to do as little as possible to achieve what you want, ...
- 51
3
votes
Why do the orders of hi/low pass filters go in 6 dB increments?
The 6 dB per octave roll-off is simply an approximation of the properties of the first order RC circuit - low pass filter design, i.e. it is not a convention or related to the fact that it is the ...
- 3,782
3
votes
LAME: Why is a lowpass filter used with --preset insane
This is an anti-aliasing filter. The --preset insane settings must allow aliasing to become apparent.
Your iPhone can't reproduce the frequencies the filter is applied to anyway, and if it could, you ...
- 2,516
3
votes
Accepted
Kylo Ren Voice Changer
Well I've tried to come close :
I used reaper, Izotope Trash 2 for saturation and Izotope Ozone 5 for multiband compression.
1. pitch shift - 3 semitones
2. Cut some ...
3
votes
Basic pitch processing
What is causing this behavior?
The tick sound is caused by a discontinuity in the derivative of your signal, producing a noisy sound at this very moment.
How could (and should) I remove it?
To ...
- 426
3
votes
Accepted
can you combine a high passed signal and low passed signal to get original signal
As long as you have identical rolloff characteristics - slope and frequency, the mix of the two will be identical to the original signal.
Whether the filter alters phase or not depends entirely on ...
- 8,815
3
votes
how to separate an audio file based on different speakers
I don't know of anything that will do this automatically - perhaps some advanced broadcast reporter software [Hindenburg springs to mind], but that's outside my area. Many DAWs could do it manually at ...
- 8,405
2
votes
Reference: What are the common algorithms for crossovers?
I can't beat the Wikipedia page on crossovers, so I'll just block quote it:
First Order
First-order filters have a 20 dB/decade (or 6 dB/octave) slope. All first-order filters have a Butterworth ...
- 2,200
2
votes
Kylo Ren Voice Changer
I have just seen the following article where this sound effect is mentioned (http://www.latimes.com/entertainment/envelope/la-en-craft-star-wars-sound-20160204-story.html). It is interesting to note ...
- 1,471
2
votes
How can I improve this chain of filters to make a better voice with Audacity
I'm guessing there are going to be as many variations on this chain as there are answers. [It could reasonably be claimed to be "too broad" but here goes...
My brain doesn't work in numbers, it works ...
- 8,405
2
votes
How to keep audio-fequency noise from my refrigerator out of my audio gear?
This sounds like it may be a grounding issue. The most common source of such problems is differences or changes in ground between components. If that fixes it, you might want to start looking in to ...
- 8,142
2
votes
How can I improve this chain of filters to make a better voice with Audacity
The Audacity manual on this page has this to day about the order of applying effects:
Amplification or normalization may be done before or after Noise Reduction.
Do any Notch Filtering or Click ...
- 21
2
votes
Accepted
Dayton Audio mic calibration file details
Ok, I ended up also asking their tech support and the answer is:
The gains in the file represent the correction curve. That is: The values as given in the file, when applied to the input signal, ...
- 201
1
vote
How can I create this transition effect
That is white noise with a subtle filter and volume sweep on in.
Try a low pass filter on white noise with a 24db slope, and bump up the filter resonance a little under half way. Then slowly sweep it ...
- 674
1
vote
Extract lecturer voice and ignore background
Audacity's Noise Removal tool will do the trick. All you have to do is highlight a portion of the audio where the teacher is not speaking (and where the background noise is heard) and select Noise ...
- 79
1
vote
Accepted
Stand and Pop Filter for Samson Go Mic
It has a standard Euro thread, so it will go on any mic stand.
One of the best pop shields is a simple diffuser you can make at home.
You can buy these ready-made & quite neat-looking, with a ...
- 8,405
1
vote
How can I use one sound to filter another sound?
For this, you need to:
Convert the pitch of the vocal track into a control signal (CV or CC or some other kind signal).
Route that control signal to the appropriate controls of the filter.
Some ...
1
vote
Zoom Q2HD for podcast-quality recordings?
I think you could get great quality with your zoom device, and it will all come down to the room. So I think the living room is probably out of the question, but you can try it.
To get a professional ...
- 674
1
vote
How can I improve this chain of filters to make a better voice with Audacity
While I agree with Tetsujin's answer and some of Steven Smith's answer (I'd compress before EQing), I have to disagree regarding noise reduction.
I've always removed all unwanted noise before any ...
- 2,516
1
vote
What is the relation between high pass (low cut) filters and headroom?
The idea of using high passes for the exact reasons you mention is spot on ("clean up muddyness and save headroom"):
Regarding "muddyness": If the microphone is placed closed to the source, it may ...
- 3,782
1
vote
Making Voice filter based on video game character using Audacity
i think there's surely a short delay/reverberator in this sample that provides that weird slapback / small room space(with more than one repeat).
Also there's some kind of vocoding going on , Im not ...
- 1,529
1
vote
Filter or Eq out certain parts of the spectrum without introducing transient distortion
I'd say your best bet would be to use the Spectral Repair features of Izotope's RX package. Unfortunately, if you're filtering any sound you are inherently likely to introduce artifacting of some sort;...
- 1,336
1
vote
Accepted
Bandpass filter on omnidirectional microphone (experimenting)
Traditional voice range was 300 Hz to 3000 Hz. But that was for telephones where only basic communication was the objective. For singing, you need to include at least a couple octaves of overtones. ...
- 1,869
1
vote
Accepted
A filter such that only frequencies present in both signal A and B pass through
Exactly, that's how vocoder and convolution reverbs work.
What you are after is multiplication in the frequency domain, which is equivalent to convolution in time domain, and that's also how it is ...
- 126
1
vote
Audio Filter for accent modifications
I think this is more to do with phoneme recognition and pattern recognition. I had a transcription job to do recently on a documentary where the subject was speaking English but with a pronounced ...
- 8,815
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