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5 votes

Why can I hear 120 BPM, but not 2 Hz?

I think you've misunderstood what Frequency is, with respect to audio. Whilst 'Frequency' typically is 'how frequently something occurs', in audio it's how many times a sine-wave oscillates in a ...
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  • 1,336
3 votes
Accepted

How can I get rid of the "phase shifter" sound of my voice?

Having listened to mentioned in comments - the effect doesn't come in at the 49s mark, it's there right from the start. It is definitely a phase issue - but I'm ...
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  • 7,039
2 votes

How to improve guitar sound quality and production?

Imagine a professional mix engineer who has just started playing guitar asking you "How can I play guitar as well as Tom Morello or Pat Metheny?" You would probably see at least 5 - 10 years of ...
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  • 2,030
2 votes

How to filter speech so you can hear the tone of a voice but not the words?

Most of the definition in a human voice is usually between 2kHz (attack) and 4kHz (presence/diction). If you need almost no definition bring the filter down to where most of the speech is presented, ...
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2 votes

What is the difference between a tone and a noise?

In response to another answer, noise should definitely not be replaced with sound. A tone generally refers to a single frequency. Sound is a general term, but would usually be used when you are ...
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  • 171
2 votes

What dB level corosponds to the lower 8 bits of a 24 bit pcm/wav file?

PCM samples in a wav file are coded in 2's complement. For a N bits sample size, it means that the maximum positive sample value is 2^(N-1) - 1 and the minimum negative value is -2^(N-1). For N = 24, ...
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  • 2,613
2 votes

Looking for function generator or app which will stream / cast audio

There is a website that can help - https://www.szynalski.com/tone-generator/ . As long as your computer can send audio wirelessly. You can change frequencies on the fly (and even punch in precise ...
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2 votes

How can I get rid of the "phase shifter" sound of my voice?

Glad the OP is no longer having the problem, but I am very confident I hear the artifacts of a noise reduction plugin all over this YouTube recording. Coupled with a considerable amount of ambient ...
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1 vote

Reproducing downsampling effect on guitar tone

Audacity (and probably other resampling algorithms as well) use filters that are steeper than 48 dB/octave. The difference might be audible. As the goal of filtering in resampling is to cut ...
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1 vote

Why can I hear 120 BPM, but not 2 Hz?

It's simple really; Your speakers can't reproduce a 1Hz sinewave, and if it could, you wouldn't hear it due to the limits of human hearing(plus, due to the size of the speaker cone, it would have very ...
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  • 2,166
1 vote

How can I get rid of the "phase shifter" sound of my voice?

FINALLY! I found this in the Audacity docs, and this part of it: Right-click once again over the required input device, click Properties then click the Advanced tab. Set Default Format to mono or ...
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1 vote

How can I get rid of the "phase shifter" sound of my voice?

Most likely there is a fault with your recording set up or microphone. The 'Mars effect' might actually be caused by a low frequency vibration that is getting into the mic, possibly from the ...
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1 vote

App that quickly analyzes waveforms and displays tones

ableton has a drag n drop feature that allows you to place a wave or mp3 in a midi track and get kind've interpretation of what the melody and harmony is, though you may have to use your sensibilies ...
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  • 31
1 vote

App that quickly analyzes waveforms and displays tones

This sounds like an audio to midi converter. By analysing the audio file, you can retrieve pitch and duration information which coincidentally is what you require to generate midi note-on and note-off ...
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  • 8,394
1 vote

What is the difference between a tone and a noise?

I think perhaps this would be better/more accurate if the term noise were swapped out with the term sound instead. A tone is a noise (sound), generally associated with one particular frequency or ...
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  • 158
1 vote

How to improve guitar sound quality and production?

Nothing beats recording live from a great amp. However, even a guitar player with 20 years under his or her belt might need to use laptop setup with a DAW to put down ideas. Producers and engineers ...
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  • 11
1 vote

Creating audio file (mp3, wav, or wma) with one high frequnecy sound (20 kHz)

As @bart-arondson has mentioned in his comment, you should use PCM wav files to store your audio signal. Be aware that : pure tones close to half the sampling frequency might produce artefacts ...
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