Questions tagged [digital]

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1answer
18 views

Understanding voltage/current output of Analog to Digital Converter

I am trying to understand the audio signal chain and got a bit stuck on ADCs... I am trying to figure out what the digital representation looks like in terms of voltage/current in the wire after the ...
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0answers
14 views

How can I convert an audio PDM bitstream into analog form? [migrated]

I have collected PDM bitstreams from MEMS microphones and I'm looking to convert them into analogue form. Does anyone know some practical implementation details on how to do this (beyond a quote from ...
3
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1answer
28 views

Digitize vinyl on PC (TT > Stereo Amp > USB Audio Interface > PC recording software)

Never tried anything like this, so please excuse any inevitable incompetence! I'm trying to rip vinyl records from my turntable to my computer. Here's the relevant (I think) equipment I've got: JVC ...
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0answers
21 views

Streaming an instrument with a 6.35mm AUX stereo output

I have a beautiful AvantGrand N2, Yahama's digital piano with acoustic action. I would like to use it to livestream a performance in a few weeks, seeing as I can't invite anyone over for a concert ...
4
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1answer
191 views

How does PCM digital audio work?

I'm keen for someone to provide a clear and concise overview of how digital audio works. How you get from an analogue waveform, through a sampling stage, a digital to analogue converter - all the way ...
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1answer
35 views

What equipment can I use to prevent clothes rustle from a digital voice recorder?

I have a digital voice recorder (Olympus WS852) and I often put the recorder into my shirt pocket as I move around while having a conversation. I would like to reduce the clothes rustle as much as ...
2
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0answers
33 views

Designing Sound Effects For Digital UI

I'm trying to get better sound design and I wanted to tackle the area of digital sounds for UI that you'd see in a sci-fi thriller or something like that. Something like the sounds at the beginning of ...
2
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1answer
85 views

Spotify optimal level using Soundforge's statistics

I'd like to know if others are using the average RMS calculator from SoundForge to confirm the global RMS level of a song before publishing to Spotify and other online platform. I see a lot going ...
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1answer
93 views

Any reason to use MP3 over AAC?

All information I found online indicates that AAC is superior to MP3 in every aspect, having better sound quality at lower bitrates/file sizes etc. So is there any reason to ever use MP3 instead of ...
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1answer
34 views

What is gain when the input is digital and the output is analogue?

I understand that the gain of an amplifier is the ratio between its input and its output. E.g., a 6dB gain means that a 3V input gets amplified to 6V. How is the gain defined if the input is a 16-bit ...
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1answer
3k views

Is there any loss of audio quality when converting from digital to analog audio?

If I need to convert from a digital input to an analog output, is it better to convert to analog early and use converters to get to the needed format or stay digital as long as possible? Where are ...
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2answers
92 views

Is analog or digitally stored audio better sounding? [closed]

I see a lot of these analog/digital wars explaining how tape or records sounds better than a DAC. Both sides argue with each other a lot so it is hard to actually know what to use. From my ...
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1answer
39 views

Is It Possible To Make Microphone Inputs Available to Laptop

I am working in a situation where I am running shows that have multiple microphones, and multiple speaker output channels. Right now, I am using a Soundcraft GB4 and a MacBook Pro equipped with ...
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0answers
90 views

Can anyone identify the source of these recording artifacts?

I have a setup with a pair of high-frequency (200k) ultrasonic microphones which I am trying to run from a Raspberry Pi Zero. The microphones are attached to a USB hub, and both the hub and the Pi ...
-2
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1answer
31 views

radio mics, what is in the future

what is the future of radio mics, is it worth spending thousands of euros (or dollars) now for devices that soon may become antiquate? are we expecting some total change or improvement in wireless ...
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2answers
620 views

Mid-range Frequency Mixing

I use FL for scoring and hip hop music production. `My question is, Are there DEFINITIVE numerical frequencies within the 700-4000hz range that ought be raised or diminished to get a sound that ...
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2answers
569 views

Is there a digital speaker?

I wonder if there is a digital speaker can be plugged into a digital output on a sound interface
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2answers
677 views

Cable vs wireless connection from amplifier to speaker

I would like to understand the implications of wired versus wireless sound signal transmission. Say, the signal originates from a source and arrives to an amplifier via cable. Is there a difference if ...
1
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1answer
146 views

Receiving sound from a startech 7.1 usb external sound card with spdif digital audio drivers

So I installed all the drivers for it but I can't seem to receive sound from it. I'll outline my setup so it'll be easier for someone to help me. I have a female XLR to aux running from my behringer ...
0
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1answer
540 views

How to transfer 5.1 surround signal from computer to receiver using S/PDIF?

How do I get 5.1 channel audio from my Laptop to my 5.1 Dolby surround receiver? The receiver only got a S/PDIF optical and coaxial input and my Laptop doesn't have an S/PDIF out. I'm looking to buy ...
2
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2answers
79 views

Emulating a skype/opus bandwidth-drop tearing/stutter?

When using skype or other high-compression real-time audio communication (many of which are based on Opus, I think), and the connection strength weakens, you often hear a digital stutter that involves ...
3
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2answers
170 views

What interface should I choose to extend Yamaha LS9-32 outputs?

I need more outputs on Yamaha LS9-32 so I am looking for an interface to extend outputs via ADAT output. I have MY16-AT card in it.
1
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2answers
1k views

How to connect a digital Piano and a PC to the same wireless headset? [closed]

I am going to buy some digital piano and I own a Desktop PC. I would like to hear both the PC and the piano via one wireless headset. One Problem is that my PC has a crappy on-board sound chip and ...
0
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1answer
62 views

numeric audio from computer to sound console

So, I'm working in a theater, and we start to use more and more computer, for light, video, and we'd like to use it for sound. But sound is kinda tricky, and usually sound cards on computer are pretty ...
0
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1answer
362 views

Transcoding detection

Is it possible to detect whether a digital audio file has been transcoded? For example, if I take a 96kbps MP3 file, decode it to WAV, and then re-encode it at 320kbps, it'll sound terrible, right? ...
1
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2answers
91 views

Other than buffer size and sample rate, which other variants (hardware and/or software) play a role in latency?

For example: I'm looking for/designing/building an audio-focused system, and lowering latency is very important. What should I look for? RAM? Hard drive speed? Processor's speed and/or number of cores?...
2
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4answers
1k views

Can a digital sound wave take any shape?

I'm studying the topic of sound waves in digital audio. I have a basic understanding of the concepts of frequency, amplitude, samples, and how it all comes together to create a sound with a distinct ...
1
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2answers
133 views

How does digital audio data capture 'texture'? (And not only pitch and volume)

I've been reading about digital audio. I now have a basic understanding of frequency and amplitude. To my understanding, frequency is the 'width' of a wave, and amplitude is the 'height' of a ...
2
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2answers
987 views

Which cable should be used in paired AUX sends and return on mixer?

My mixer has paired aux send and return jacks. For example aux 1/2 send and return are SPDIF, and the 3/4, 5/6 aux send and return jacks are paired. There are not separate aux send and return jacks. ...
3
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1answer
212 views

What is the 'phenomenon' happening when two identical digital sounds are played nearly at the same time?

In video games there are audio and sounds playing when e.g a gun is fired, or when a sword is smashing something. Sometimes, when two identical sounds, (e.g the same sword-sound) are played at the ...
4
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4answers
315 views

Video game music setup

I'm a musician/programmer and I'm looking to begin creating video games. In terms of sound production I'm lost. I want to make sounds reminiscent of SNES mario games/zelda Closer to the super meat boy ...
5
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2answers
6k views

What impact does applying gain to a digital audio signal have on playback?

I'd like to know what role digital gain (volume) control has on logical and perceived quality. I do have knowledge about how audio is stored digitally but do not know how volume works beyond the fact ...
1
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1answer
6k views

Analog vs Digital metering

I mixed for 3 years on an Allan and Heath as well as several other analog consoles and was used to running my channel gain at 0db with the transient peaks never reaching above +6 (this is unity gain ...
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3answers
44 views

Track to evaluate internal noise level?

I am listening to Spotify/MP3 on my laptop with external sound card and headphones. Is there something like dedicated track that will help me evaluate the level of internal noise of my system? I ...
2
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3answers
2k views

sound quality difference between USB cables

I am currently reading about Digital-Analog-Converters in a magazine. In one section about connecting an iPod, it says that the sound via a USB cable such as the one from Audioquests Cinnamon is ...
3
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1answer
3k views

Behringer X32 digital feedback loop

I've been using the "new" Behringer X32. Occasionally, and still without knowing exactly why, I get a digital feedback and the master volume goes to top. No specific frequency, just a digital ...
5
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4answers
4k views

Why do studio monitors use analog cables instead of digital?

All studio and professional grade monitors in general have analog inputs (TRS/XLR/RCA etc...). High end monitors have the shortest internal cable run to reduce loss of quality yet this is only a tiny ...
2
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1answer
12 views

Digital Audio hardware hookup

I have an M-Audio KeyStudio board linked to a computer through Fruity Loops 10. When the board is plugged in the computer recognizes it, but I get no sound when I hit the keys. This was once ...
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3answers
1k views

Analog vs Digital/digital vs analog audio [closed]

Hi guys this could be a very popular question/debate but what do you feel are the pros/cons of analog and/or digital audio in relation to one another? To start the ball rolling one of the first pros ...
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2answers
148 views

from production to dolby digital, what workflow

Can you explain me, how we get to dolby digital encoding? What is level about dialogue editing to normalize at? and what are the levels of dialogue at the mixing? what are leves of music and fx ? ...
0
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7answers
2k views

Software for creating digital sound fx (without any foley)

Hello everyone, In the past I asked a similar question (so apologizes if the question seems a bit familiar), but as I was not able to find a solution and also have some more details, I will be very ...
3
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2answers
2k views

S/pdif ports - Should/can I use them?

My Saffire Pro 24 Firewire audio interface has S/pdif in/out ports. My computer also has s/pdif in/out ports. My interface is already connected to my computer bia firewire. Would there be any benefit ...
1
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3answers
2k views

“Digitally Remastered” Vinyl albums

I have a vinyl record that says it has been digitally remastered - this would mean that there is no true analogue wave anymore. One reason I still have and buy vinyl albums is because they are ...
0
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1answer
43 views

Using a digital filter as a replacement for a wind screen.

I read that foam windscreens are effective against breathing. However, what it does is just filtering. Shouldn't it be possible to do the same thing with a digital filter? It should be as easy as ...
2
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1answer
195 views

Digitizing Casette 4-Track Tapes via Behringer U-Control UCA 222

I'm looking to digitize a bunch of 4-track tapes I made when I was teenager. I acquired a Tascam 424 (the same model I originally recorded on) which has the ability to route each track to a separate ...
1
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3answers
14k views

How to use the matrix on a SoundCraft Si Compact 32?

We just got a SoundCraft Si Compact 32, but we can't figure out how to use the matrix. In the world of analog mixers, it's easy. You just choose what you want to mix in, and you're good to go. Our ...
0
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1answer
281 views

Mixing/Recording in a Mixer - getting out of “In the box Mixing”

Hello Audio pros, I would like to learn about mixing, recording in a mixer. Ive been in the field for quiet a while & ive only been mixing in the box all these years. What would be the best way ...
0
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1answer
24 views

Is this sound card good enough?

We have a sound system with 6.1 channels (7.1 if we use two active speakers in addition to the sub-woofer.) We're going to use the optical SPDIF connection. Are some sound cards better than others if ...
4
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1answer
20 views

What is a stereo pair of samples called?

I'm a part of a development team working on an audio processing application. We have the silliest problem that's already caused us some trouble coding. We work with stereo audio signals, and when ...
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4answers
430 views

What kind of compression does my audio go through when it undergoes Dolby AC3 Codec ?

In an Optical medium, The Dolby Digital print has a 5776 dots each representing a bit of data in one perforation. Therefore 4 perforations per frame and 96 perforations in one second. So in one second ...