Questions tagged [audio]

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1answer
19 views

Do USB Audio Interface XLR Inputs show up as separate devices on Windows over the USB connection?

Devices I'm looking at specifically are these 3. I also want to clarify that I mean does it show up as 4 different devices in Windows sound settings? I don't plan on using these devices with a DAW. ...
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1answer
29 views

looking for a 24bit audio file only recorded in the lower 8 bits, or the ability to make such a file for testing

As the title suggests, I'm looking to either download, or create, a 24 bit audio file, that only has data in the lower 8 bits. The point of this would be to determine, definitively, if a piece of ...
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2answers
275 views

Connect DJ controller to 2x home speakers using AUX

Apologies in advance if this question is stupid, but I am a complete novice when it comes to sound so please bear with me. Short of it is: I have a DJ controller (https://www.thedjshop.co.uk/pioneer-...
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1answer
74 views

How to simulate stereo from a mono audio file with command line or python?

I'm trying to do stereo effect from a mono audio, not a copy of the mono track to another channel. Some examples of stereoizing with Audition and Cubase 5.
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1answer
40 views

How are audio samples of an mp3 file seeked?

I have a question concerning the idea behind the seeking of an audio file like (mp3 file). I am trying to implement my own seeking mechanism, but I cant understand how media players knows how to seek ...
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0answers
16 views

Isolating acoustic events in spectrogram in audacity

What is the best way to isolate individual acoustic events in the spectrogram view of an audio file in audacity? I have some recordings of conversations I need to analyze but the microphone was placed ...
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3answers
1k views

mp4 file has no sound

I recorded an mp4 file with 41mins, when i open it it shows the size and duration and plays through the file but doesn't have any sound. Does anyone know a way how to try and repair this or is this ...
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1answer
39 views

What type of microphone is best for a medium space room mix?

I'm looking for a way to record a live dance class in a 25' x 20' space. I want the classroom ambience but also want the teacher's voice to be clear. I'll be using a PA system either in the back or ...
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1answer
32 views

What's the lowest analog audio sound that a CD/44.1kHz audio system can make?

CDs, and other 44.1kHz sampling audio systems, can produce a maximum sound frequency of 20khz in the analog audio range (I'm not sure how the maths goes, but that's apparently true). My question is, ...
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1answer
58 views

Is it possible for Matlab to read and decode an mp3 file?

I have run the following Matlab code and I got a signal as shown in the Figure below. [y, fs] = audioread(mp3file); y1 = y(:,1); y2 = y(:,2); dt = 1/fs; t1 = 0:dt:(length(y1)*dt)-dt; t2 = 0:dt:(...
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2answers
45 views

Anyway to track out two different voices within 1 audio file?

I have a podcast audio file with 2 voices, each speaking 1 at a time, and I need to track these out into two different files. I have logic, and I'm curious if there is any quicker way to separate the ...
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1answer
409 views

How to do live vocals effectson microphone input, using LMMS?

I am using LMMS on Debian Linux, and I want to take input from a USB microphone and run it through some of the effects (delay, pitch modification, etc) in LMMS. I don't want to do this post-recording ...
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0answers
7 views

Capacitor value [migrated]

I am building a 5F1 Champ-style amplifier and I am wondering about what value of capacitor to strap to the cathode resistor. I have seen suggestions of 22 uF and 25 uF and I am not sure what value I ...
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3answers
6k views

Is there a sound quality difference between RCA (analog) and optical (digital) connections?

All other things being equal, if there's an option for connecting two components using RCA cabling or connecting the same two components using an optical cable, is there any reason to prefer one ...
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1answer
216 views

How do you increase the volume of an audio recording without distortion?

I have an audio recording that has a very low volume. When I try to amplify and normalise using audacity, the distortion and noise make it impossible to understand the words that are being said. It's ...
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3answers
542 views

How do I amplify a WAV file without adding distortion?

I have a wav file that the subject is whispering in, how do I amplify without distortion? I have tried using Audacity, made it slightly better but audio still too low. Thanks
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1answer
562 views

SoundWire server is already running

I use SoundWire software. I want to launch multiple servers at once, so I could stream Audio to multiple channels to multiple users. It is written here http://georgielabs.net/SoundWireHelp.html that'...
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3answers
10k views

Recording field audio of car engine/exhaust/etc

Ok so to jump right into it, a couple of friends and I picked up an 2014 Audi RS7 and plan to make a commercial/teaser-esque video of it. I have three GoPro hero4 black editions so the video portion ...
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1answer
54 views

How to substract two similar audios, and play the difference(in wav.file or mp3. file)

I have two audios, the original audio A and the new audio B, B is made from A by adding some noise, now, is it possible that I want to extract the noise and play it? By playing it, I need the noise to ...
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2answers
5k views

Izotope RX and Pro Tools : Audio Device Error

When I try to use standalone Izotope Rx with Pro Tools 10 with "connect" I get this error message: The selected audio device cannot be opened. Please make sure it's not in use by another ...
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1answer
30 views

Trying to connect old speaker to old sound system

I hope I am asking in the right place. I don't know much about audio technology, so please excuse my terminology. I have an old sound system whose speaker stopped working, and I have a set of two old ...
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1answer
52 views

How to invert a music track? (FL Studio / Audacity)

I am trying to invert my music track, I don't mean reverse it, invert it like here http://prntscr.com/rwa7a0 to make the first one be like second one. (Its flipped in the picture).
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1answer
114 views

Need help setting up 2 Audio Feed inputs with two seperate auto outputs.

I'm using Scanner Cast and was needing help trying to find the best way to have two different scanner audio feeds that can be uploaded to two scanner cast feeds without each hearing the other. Right ...
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0answers
24 views

I want to make a pair of 2 ways loudspeakers reusing the drivers from two old identical 5.1 systems. Make it sense?

I have two identical 5.1 systems that doesn't work (I think the problem in both are the power supply, but I don´t care about that, I'm interesting on reusing the drivers, they are working fine). The ...
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4answers
747 views

same size speaker vs subwoofer

say I currently have two active cabinets, with 15" woofers on them. Would adding an additional 15" subwoofer to the setup improve the lows, or just produce more of the same volume? How about 12" ...
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3answers
7k views

Cubase is blocking audio for other audio application

If I run cubase, I can't run spotify or any other sound program at the same time. does this have to do with my soundcard and is my soundcard substandard for this? If I exit cubase then I can use ...
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1answer
54 views

Adobe Audition / Audacity: If I sum all the bins of a FFT (rectangular window), do I always get RMS Amplitude?

First I use Audacity to perform an FFT of an audio clip with a rectangular window. Then I sum all the FFT bin values. Since the FFT bins are expressed in dB, I perform the "decibel sum" like this: ...
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0answers
36 views

How to reroute the audio interface output back into input?

I have a Behringer UMC404HD Audio interface. It has 4 inputs and 4 outputs. Through the inputs, I have mic, guitar, and keys. In order to put all of these through my loop pedal and effect pedal I have ...
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1answer
63 views

Are there stereo systems that play music slower?

While building a mobile app that plays music for fitness classes, I was asked to add a feature that allows the user to speed up the tempo of the music 0-4% to compensate for some gym stereo systems ...
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0answers
15 views

Rode NTG3 vs Sennheiser MKH 416

I am pretty torn between the Rode NTG3 and the Sennheiser MKH 416. The Sennheiser MKH 416 is considered to be the industry standard and is considered by many as probably one of the best in the market. ...
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2answers
1k views

Open source software/library/tool/patch/… for converting audio to MIDI suggestions?

Having found 2 open source tools that can convert any audio file to midi, I'm still interested if there are others (for comparison). I've tried WaoN and Audio_to_midi_melodia. But not all samples ...
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0answers
16 views

what adaptor to use when connecting 3.5mm Boya lav mic to my old Moto X Android headphone jack

what adaptor to use when connecting 3.5mm Boya lav mic to my old Moto X Android headphone jack? The Boya mic slides into the Android headphone jack but does not fit correctly and does not work (of ...
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9answers
4k views

What are some disadvantages of audacity?

I've been using Audacity for a while and it seems like the perfect recording studio: free, open source, great features, easy to use, its easy to fall in love with. However, I want to have a more ...
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1answer
63 views

How to interpret the analog output of an SPL meter?

I tried to connect the analog output of a Sound Pressure Level Meter to a digital oscilloscope to determine the RT60 of a room. I thought I will somehow have an analog reading proportional to the SPL....
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0answers
23 views

Audio repair service

I have some damaged audio from a video I recently took. Is there anyone interested in attempting to repair for me< happy to pay if need be.
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1answer
2k views

How can i download poor quality audio from youtube videos?

I stay in a underdeveloped area of India where only one telecom operator is available. The highest internet speed that I have seen in my computer is 11 KBps (as this operator supports only 2G). ...
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0answers
19 views

Fix stuttering audio

I have a long piece of recorded audio which has many regular gaps of silence: When you zoom in you can see it like this: Is there any way of removing these regular gaps of silence? They are around "...
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3answers
9k views

Connecting electric guitar to XLR

Is it possible and safe to connect my electric guitar to XLR input in my Focusrite - Scarlett Solo? If so, will I be getting worse signal from XLR than instrument input ?
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0answers
22 views

Audio conflict between applications when my audio interface is the default audio output

Sorry if this is not the correct place but... has anybody had audio problems when two different audio capable applications (let's say Google chrome and any DAW) are up, on a mac, when you have only ...
1
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1answer
327 views

Why is exporting a .wav file as .m4a creating a sync issue in audacity?

Edit: it's 0.0330s delay, not half a second sorry. ALso the problem occurs when converting the wav to .m4a in ffmpeg using the basic ffmpeg -i input.wav output.m4a, and I used the newest release of ...
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0answers
25 views

What is the name of the audio equipment Charlie Puth has on under the Meinl shakers?

second 15 in video under the Meinl shakers? second 1:12 in video right above the Universal Audio 1176LN
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0answers
57 views

How to check for audio plagiarism?

I have a scenario of a global organization that has workers across the world uploading digital audio content and we need to confirm that their contributions are not reworked from older contributions ...
2
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4answers
37k views

Make quiet parts louder and loud parts quieter

I was recording gameplay of Mass Effect 3 and for some reason the mic input is way louder than the game volume. They're both recorded on the same track but it has really loud parts and really quiet ...
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1answer
51 views

What is the name of the audio equipment Charlie Puth has on this top shelf of his rack? (the one with the orange logo?)

What is the name of the audio equipment Charlie Puth has on this top shelf of his rack? (the one with the orange logo?)
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0answers
21 views

Track/id detection like Shazam (Clip to short)

i found a nice melody on a German documentation. How can i find more information about the melody ? I tried to recognize it with shazam, but the problem is the part is only around 1sec long, on the ...
2
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1answer
82 views

Why does this balanced/unbalanced setup work?

I've just learned about balanced and unbalanced audio connections and so I started trying to figure out which pieces of my equipment have what. My Roland U-220 sound module appears to have unbalanced ...
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2answers
3k views

How do I correctly slow down the track to compensate for wrong sampling rate?

I have some ripped tracks from an audio CD which originally had the music in 44100Hz bitrate, but it's encoded as 48000Hz. The pitch is definitely higher and so is the speed. How do I properly reduce ...
2
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1answer
42 views

What causes the spike in PCM signal?

I decode an mp3 song using two different methods. The output PCM signals are shown in Figure 1 and Figure 2 respectively. Both the decoded output files have the same file size and audio quality. ...
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0answers
49 views

How do I isolate and amplify faint dialogue on an audio track?

I have a video that shouldn't have any sound in it and I can faintly hear someone talking. My question is how do I isolate and amplify these sounds to hear them without straining and reducing other ...
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2answers
13 views

how do I get a 4 mic system with 6.5mm to be source for PA?

I have this wireless mic system: https://www.amazon.com/gp/product/B07XJ6VVBC/ and this cord: https://www.amazon.com/gp/product/B000068O1K It seems to plug in perfectly when I place cord into my ...

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