Questions tagged [levels]

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6
votes
4answers
568 views

SPL Meter Question

I was looking at a few different SPL meters, as I need to buy one, and I noticed that every one of them measured from 31.5hz to 8khz. Why? Why not 20 - 20? I'm guessing it has to do with the equal ...
0
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3answers
96 views

How do you convert sound decibel (dB) measurements to a common loudness scale?

I'm using Android IP Webcam as a sound sensor to monitor environmental noise levels in an interior room. It is outputting values in the 135-230 dB range where ~135 dB is dead-of-night, everything off,...
0
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0answers
58 views

Attenuating the amplifier volume: what is a better approach?

My Denon PMA-600NE is "too loud too quickly" with ELAC Debut 2.0 B5.2 speakers. Turning the master volume knob just ~20 degrees from zero position already takes it to a very high volume. I would like ...
3
votes
2answers
266 views

How do I generate a 0 dBFS sine-wave in SoX? (output clipped warning)

I'm trying to generate a 48 kHz, 16-bit 0 dBFS WAV file of a 997 Hz sine wave, where the level is set to the maximum value of 7FFF, but SoX warns me the output was clipped when it finishes. I don't ...
0
votes
1answer
81 views

10-15 dB lower input audio level on audio interface than output level on source

I am trying to record audio from a Philips VR 948 S-VHS Videorecorder with my Apogee Duet 2 audio interface. Somehow the input signal is at -10 dB (or about 10-15 dB lower) on the audio interface (...
1
vote
1answer
5k 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 ...
1
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2answers
42 views

How much should volume change for an empty room vs one full of bodies?

So tonight I'm doing a film screening. The room is small and will have about 20 people in it. The room is already absorbent, with painted wood on the walls, carpet on the floor, acoustic tile drop ...
2
votes
1answer
62 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 ...
1
vote
1answer
172 views

How to set mic input levels on ART Tube MP Studio V3

I'm setting up a small studio to do live streaming and podcasting and need some advice on how to properly setup my mic levels on my preamp. It's an ART Tube MP Studio V3 and the microphone levels can ...
0
votes
1answer
36 views

What devices do acoustical consultants use to measure sound?

What types of devices do acoustical consultants use to measure sound? In my specific case I am looking to measure train noise inside and outside the home. I suspect a decibel meter at the simplest ...
1
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4answers
5k views

Zoom H6 recording levels

I purchased a Zoom h6 for recording sync sound for my movies. I am using a Røde ntg 3 shot gun mic., using phantom power. Recently I recorded some ambient sounds for my short film. I found ...
4
votes
2answers
1k views

Festival requests DCP with mix level changes

I went to a screening at the London Short Film Festival last night of a short I worked on as sound editor and mixer. Unfortunately, I was appalled whilst watching it to hear the film being played ...
2
votes
2answers
1k views

UR22MKII very low microphone level problem

I have a Steinberg UR22MKII and in the first input I have a condenser microphone, 48V phantom power is on. When I listen with headphones to the direct monitor, it sounds fine. When I listen with ...
4
votes
2answers
10k views

How to balance channel volume in Adobe Audition?

I've recorded audio with a Zoom h4n and the right channel is louder than the left one. How do I balance them to make them even in Adobe Audition? People in threads over the internet just say it is ...
4
votes
6answers
7k views

TV Broadcast Levels

I just mixed a documentary for TV broadcast and the clients told me that it should not peak higher than -6db and the reference tones should be at -12db. I did just that but then when they where ...
2
votes
6answers
615 views

loudness metering

Been asked at work to mix to a loudness reading aswell/rather than ppm. I think the UK are switching over to this it seems. Have any of you used these before? which do you recommend? is ...
2
votes
2answers
323 views

Dynamic amplification of a sound file

I have a 60-minute WAV file of a conversation. Here is a 600kB clip from it: https://www.dropbox.com/s/m00d525v34bwbpa/needs-levelling.wav?dl=0 One voice is very quiet and I would like to amplify it....
2
votes
1answer
34 views

What unit can be used to define “loudness” across multiple programs?

I am working on a project where third parties submit videos to our system for deployment. We would like to use a single reference level that would allow us to specify "loudness". If we were to ...
0
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3answers
82 views

Low Passed Sound Quality, Connecting Pro Soundcard to Consumer Hifi Amp. Level matching?

I've noticed that I'm losing a lot of high end detail when I plug my soundcard into my hifi amplifier. I use this setup to record and mix music. The soundcard is an 828mk2. Hifi amp is audiolab 8000a....
1
vote
1answer
308 views

Ardour: Setting recording levels

I'm brand new to Ardour, and not terribly experienced with Linux audio. My first question about Ardour is probably a very, very, stupid one: why is it that the audiogram of the recording in the track ...
3
votes
2answers
98 views

Why are levels so different on popular music tracks I open in my wav editor?

I'm trying to figure out how loud my songs should be. I'm trying to compare my stuff with popular music artists to see how loud their songs are, so I open their songs in my wave editor. When I open ...
0
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1answer
45 views

What should be the volume level of monitors during mixing?

Should the volume be kept low or a bit on the higher side during mixing?I am just a beginner so....
0
votes
1answer
57 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 ...
0
votes
1answer
42 views

Music drowning out singing

my brother gave me some raw footage of him playing the guitar. His mouth was not close enough to the mic and the guitar sounds too loud. Is there a way I can remove increase the voice or lower the ...
1
vote
3answers
64 views

how to adjust audio level across multiple editors?

Alright, so this is a tough one for me to word in a google search, and I'm somewhat new to audio engineering. A video was shot, not by me, and the audio was monitored, also not by me. I edited the ...
1
vote
2answers
52 views

Record 2 microphones on one mic-in port (basic consumer audio)

I am recording sound from two outputs, but one of them is closer than the other, making it a bit louder than the other source. I am recording with a 3.5mm mic-in port on a basic consumer audio card (...
2
votes
2answers
815 views

Measuring low (~18 dB SPL) sound levels with a relatively cheap microphone

I have been tasked with designing a sound level meter (I am an electrical engineer) that can measure accurate sound levels down to ~18 dB SPL. However, part of the task is that my microphone should ...
0
votes
1answer
193 views

Eliminating spill on lapel mics

I am currently working on a tv show where people are being filmed while watching tv. All of the people are miked up with Sennheiser ew100 G3 lapel microphones. The producers want me to completely drop ...
0
votes
1answer
3k views

microphone levels on a XENYX mixer very low

The setup I put together is a mixer by Behringer QX1202USB and a few microphones in the range of 20-25 € (Soundkinh EH 002, Superlux D103 13X, Dehringer XM 8500 ULTRAVOICE). Two microphones came with ...
5
votes
4answers
2k views

How to ensure uniform sound levels in multiple WAV files?

I require that the sound levels of all the songs for my project are uniform. The songs are from different albums and different artists, hence they are not uniform from the perspective of volume level. ...
0
votes
2answers
92 views

Is there an ideal volume level for music files?

I am outputting WAV files from Sibelius and uploading to web distribution channels such as Google Play and SoundCloud. I don't want the volume to be too quiet or too loud, but I'm not sure how to go ...
3
votes
9answers
8k views

Mixing for Television

I just mixed a commercial for TV and saw it air against other commercials and is it just me or is all TV audio smashed to hell with an L2? I mean, come on... My mix was smooth and had dynamic range ...
4
votes
1answer
1k views

What is the difference between dBFS and dBu?

What is the difference between dBFS and dBu for leveling when it comes to final mix and standards for cinematic release? I know that each country is different. In South Africa, the spec for ...
3
votes
4answers
289 views

How to deal with extreme level differences in film dialogue

If recording a filmed dialogue scene that has a sound level range between whispering and shouting (or similar high range beyond acceptable limits for the equipment available), what is the right way to ...
2
votes
1answer
226 views

Audio Leveler Isn't Stable

Sorry if this question doesn't make sense (or uses the wrong terms, feel free to edit). I've got very little understanding of audio, but willing to learn. I've recorded a tutorial for Youtube and I'm ...
2
votes
2answers
304 views

Synth levels too low in mixdown (Ableton DNB)

I am currently producing a Jump Up Drum and Bass track using ableton, I have gotten to the mixdown and I am concerned as to how loud my synths should be peaking. I am using Native Instruments Massive ...
1
vote
1answer
232 views

Input levels too high with Cubase 5 and Alesis IO2

I am having an issue with recording my guitar in Cubase 5. I am using Alesis IO2 as input and output. The input appears to be unreasonably loud. I can see the levels in cubase go right to the max ...
2
votes
3answers
199 views

Is “level” control amplifying or attenuating?

On the Zoom H4N, the “level” control goes from 0 to 100 (or is it 1 to 100?). What does it do actually? Specifically, is it controlling the degree of amplification of the incoming signal, or ...
2
votes
0answers
855 views

Line Level vs Mic Level?

The EXT MIC input on the Zoom H4N is specified as: mini stereo phone jack Input impedance = 2 kΩ Input level =  −7 dBm _ −47 dBm (0 dBm = 0.755 Vrms) so that's 0.346 Vrms --> equals −7.23 dBu to ...
2
votes
6answers
2k views

Normalization in Field Recording and Sound Design.

Hey guys, I guess I'm a little confused about the use of Normalization in Field and FX recordings. I just read Rick Viers book "The Sound FX Bible" and he briefly mentions the use of Normalization ...
2
votes
1answer
76 views

What sound level units range from -1 to 1?

I'm used to using dBFS to describe audio levels, where 0 dBFS marks the audio level beyond which clipping occurs. This article that describes DC offset, however, notes that DC offset is characterized ...
0
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2answers
206 views

Radio advert project

I have a radio project due in a week and a half's time. I have recorded the dialogue at 44.1, 32 bit. I would just like to know what the radio broadcast level is?
0
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5answers
2k views

MixPre-D into Sony PCM M10 - Low Line-in Level Problem

Hi Guys, I record interviews for radio. I just bought a MixPre-D, a Sony PCM M10, and a BeyerDynamic M58. I'm finding that I can't get good recorded levels going from [MixPre-D "Tape Out"] into [...
1
vote
5answers
5k views

How should you set your instrument levels prior to recording?

That title isn’t very descriptive, but what I’m asking is kind of hard to summarize. I’ve been digging into some basic tutorials and introductions for recording, but so far I haven’t come across what ...
0
votes
6answers
896 views

What portable recorder do you use and why?

I've been recording atmospheric sounds for a while now and I'm curious about what you guys prefer using as a recording device out in the fields. Mostly I've been using a Zoom h4n with it's internal ...
3
votes
6answers
1k views

Broadcast Level Requirement

Anyone know what the loudest level for a mix on broadcast (CBS) television is? Im doing a mix that may end up on there and Id rather not have it smashed by their compressors. :) I read the other ...
1
vote
5answers
367 views

quick question need answer ASAP concerning the cannon 7d's audio features

I'm shooting a corporate video and we're using a canon 7d, I've got the mini jack connection, me 66, boom pole and all the works I just want to know very badly if the camera has an audio level setting ...
5
votes
4answers
10k views

Explain the Fletcher-Munson Curve To An Idiot

I just know that it's has something to do with the loudness levels being equal across the frequency spectrum, care to explain it further?
0
votes
1answer
117 views

Overall Sound Volume

Hey guys, that's maybe a noob question but: What level of overall output control you're using when your producing? I heard that some people use 100/100 in OS, some say that you should bring that level ...
2
votes
4answers
629 views

Understanding Loudness & Broadcast Standards

This is going to be pretty broad cause this stuff just confuses me so I wondering, if you guy's could give me some resources to check out so I can understand them a little better. I don't even know ...