Questions tagged [speech]

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Microphone with wider frequency range or higher sensitivity for better qualtiy?

For instance I've put my eye on two mics (cardioid condenser ones). One has -90dB sensitivity and frequency range of 20 - 20 000 Hz. The other on has -46dB sensitivity and frequency of 50 - 15 000 Hz....
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1 vote
0 answers
29 views

Adjusting carrier and modulation for a clear vocoder sound?

I'm currently trying to put some speech through a vocoder and add a melody. I'm using Reaktor 6 and the vocoder from this collection. I connected an oscillator (and sequencer) to the carrier input and ...
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  • 11
-1 votes
1 answer
44 views

Need suggestions on audio recording equipment for studying noise in classrooms

Ideally, we would be able to record from 20 or so stationary locations from well-matched microphones with flexibility in how they are set up (stands, on tables, stuck to walls, etc.) and 2-4 headset ...
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1 vote
2 answers
42 views

band PA: how to get good intelligibility when a singer talks while music is playing?

I'm running the PA system in a church. During worship, the lead singer will sometimes say a few words while the band is already playing a song intro. These words are invariably difficult to understand....
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1 vote
0 answers
60 views

How Software Automatic Mouth synthesis speech

Does anyone know by what mechanisms the Software Automatic Mouth (SAM) that is used for text-to-speech on machines including Commodore computers synthesized speech? The manual for the product mentions ...
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-2 votes
1 answer
68 views

How to remove anything but speech from 8 hours long file in audacity?

File: 8 hours long. Task: Let's say I recorded my training shift at work. I want to remove anything but human speech from 8-hour long file, in order to create checklists/flow diagrams based on what ...
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1 vote
1 answer
419 views

Best speech codec for quality and compatibility

My company works with audio recordings of phone conferences. We record those as WAV then convert them to MP3 for storage. The stored MP3 files are the ones users globally can download. The problem is,...
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0 votes
0 answers
186 views

Good software for doing scifi female speech without recordings?

Good software for doing scifi female speech without recordings? I.e. some sort of text to speech. But it has to be very very high quality. I don't want it to sound like "text to speech".
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1 vote
0 answers
318 views

Is it possible to modify speech intonation?

I might lack proper terminology. Imagine you want to create voice recordings for a large collection of sentences for foreign language acquisition. If they reuse of a limited number of words, you could ...
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0 votes
3 answers
887 views

Novice question: should I normalize my audiobook sound?

I have ripped, using Windows Media Player, the audio from an audiobook CD. Now I am using Audacity to make some slight clipping changes to the tracks. The Audacity manual recommends -- for example, ...
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  • 111
3 votes
3 answers
966 views

(How) can I remove this special echo in a specific recording

Is there any possibility to remove the echo in my audio recording (seehear short example on soundcloud)? How? Details The audio recording is from a Skype session. The echo is very bad, but also ...
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  • 33
1 vote
3 answers
113 views

Is it possible to synthesize speech?

All of my Google research gives me results for text-to-speech. This is not what I am looking for. Instead, I am wondering if it is possible to create a "voice" (or recognizable speech) from scratch ...
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1 vote
2 answers
99 views

Difference between audio quality

I have two speech audios. One of them is very sharp and crisp audio . While the other has some humming with the speech. I am not talking about the static humm. The speech itself has a humming effect. ...
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0 votes
1 answer
61 views

Fixing loudness on large MP3 comedy gig recordings

tl;dr: How can I manipulate an existing MP3 recording have a consistent volume level? Details: I have a few 60-90 minute long MP3s that I would like to listen to through my headphones but the audio ...
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  • 103
0 votes
1 answer
1k views

How can I align multiple audio files with overlapping using python?

I need to align multiple audio files with different overlapping regions. Is there a python/command line library that does so?
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  • 101
2 votes
1 answer
452 views

Boost volume and improve quality of soft speech from audio track (Dropcam)?

I have some clips from a Dropcam, and I'm trying to improve the audio to make some soft human speech discernible. The speech is quite soft and fuzzy sounding, as the speakers are away from the camera ...
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2 votes
0 answers
281 views

Speech synthesis in MATLAB : diphthongs

I am trying to generate vowels on MATLAB by using source-filter model. In case of monophthongs I'm using Rosenberg pulse as my source signal and then this source signal is convoluted with sounds ...
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1 vote
2 answers
158 views

What exactly makes a person's voice differ from other's?

What are the characteristics of a voice that make it different from other voice, in terms of properties of the sound wave ?
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3 votes
3 answers
8k views

Forensic-proof voice changer

What is the easiest way to change a voice recording such that the identity of the speaker can't be determined. The transformation has to be non-invertible. For instance, "pitch changing" won't work ...
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  • 151
2 votes
2 answers
3k views

How to prevent Speech Volume Leveling in Adobe Audition from amplifying noise?

I am recording some speech (for voiceover purposes) and have noticed two issues with the input that I wish to correct: There is a persistent hiss. The Noise Reduction effect appears to deal with it, ...
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  • 151
2 votes
6 answers
3k views

Speech separation of individuals from a phone recording

I have a phone recording of a conversation between 2 folks. I want to generate 2 separate recording each having one's conversation part in it. Is there a tool that can detect the 2 voices separates ...
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1 vote
1 answer
977 views

File format and settings for speech recording with small file size and keeping a decent quality

I use my Android phone to record speeches very often. I would like to know what is the most recommended file format for speech recording considering I would like to minimize the file size but keep a ...
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  • 111
1 vote
0 answers
245 views

Make speech appear equally loud on different tracks and parts of tracks

I need to batch convert a large set of videos with audio into audio only streams, and I need the speech on the audio be loud enough on all tracks and parts of tracks that the user can listen to them ...
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  • 111
0 votes
1 answer
39 views

What is the most efficient method to fix different parts of a sound file (speaking)?

I recorded a short testimonial. The person asking needs a little bit of pitch adjustment and to be made louder. The person replying needs to be a little louder. In Adobe Audition as best I can tell I ...
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  • 145
3 votes
3 answers
634 views

Any free software to make speech sound different without making it "robotic"? [closed]

My boss doesn't really want my, or any coworkers, voice on our videos. Instead of waiting to have his wife record the audio I'm looking for more practical solutions. Is there any free software out ...
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  • 145
-3 votes
2 answers
348 views

Good, Cheap (!), Microphone for Recording Speech

I'm just wondering if anyone has any recommendations for a high quality, cheap computer microphone for recording speech. I want to record the reading of books, not singing/similar. I'm not looking for ...
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  • 111
1 vote
2 answers
210 views

Undestanding a recording studio configuration

I have recently taken over as the Technical Manager for my local Talking Newspaper (local news recorded for visually impaired listeners) - my technical background is more in IT/Web Development than in ...
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  • 55
1 vote
4 answers
342 views

Suggestions for recording club speeches/talks

Hi I have regularly been asked to record talks and speeches at a private members' club. In the past the most successful recordings were made with my Sony ECM907 on 120 deg setting into my Edirol R-...
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  • 53
4 votes
3 answers
337 views

Language Design/Conlang in Sound Art: Do you know any examples?

Hi, I'm going to do a project of language design, that is the creation of an artificial language like it happens, for example, for the aliens of some sc-fi movies. (Famous examples are the aliens in ...
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10 votes
5 answers
2k views

How do you create Single Sideband Modulation (SSB)?

We've heard this sound before (think Star Wars), and I've never tried to create it but have wondered about how it is done. Then I heard it again today here and stumbled upon one person's explanation: ...
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