naturerecordists
[Top] [All Lists]

Re: Distortions when recording tibetan singing bowls/gongs

Subject: Re: Distortions when recording tibetan singing bowls/gongs
From: "atl" r0t0pan
Date: Thu Oct 24, 2013 8:49 pm ((PDT))
This is likely caused by exceeding the rated SPL of the mics.  You can read
more below.

http://www.rodemic.com/faq/what-is-meant-by-the-term-maximum-spl

AJ


On Thu, Oct 24, 2013 at 8:35 PM, umashankar <> wrote:

> **
>
>
> try recording from further away. if you are now six feet away, make it 12=
.
> if it is capsule overload it is the only thing you can do.
>
> umashankar
>    *From:* vickipowys <>
> *To:* 
> *Sent:* Friday, October 25, 2013 8:58 AM
> *Subject:* Re: [Nature Recordists] Distortions when recording tibetan
> singing bowls/gongs
>
>
>
> Eric,
>
> If there's any low cut switches on the recorder or on the mics, then
> disable them as that can sometimes cause problems.  Is there any
> auto-overload setting on the recorder?  Disable that as well.  -6dB is
> supposed to be the max for digital recording, rather than 0dB, so you cou=
ld
> try an even lower setting (e.g. max -20dB), then boost volume in post and
> see if you still get distortion.
>
> Vicki
>
>
> On 25/10/2013, at 2:01 PM, Eric Fassbender wrote:
>
>
>
> Hi Klas,
>
> The Marantz does have a setting option for - 20db attenuation but I have
> it turned off. The Gain wheel is between 4 and 7 (out of 10). I can
> actually hear the distortions In the headphones while recording, however,
> the level is still between -20 and -10 dB so way below the 0 dB threshold=
.
> I really don't know what can be causing this problem.
>
> Thanks,
>
> Eric
>
>
> On 25/10/2013, at 11:31 AM, Klas Strandberg <> wrote:
>
> Does the Marantz have a - 20db attenuation, or similar?
> Do you use it?
>
> At which number is the gain wheel when you record?
>
> Klas
>
>
>
> At 02:12 2013-10-25, you wrote:
>
>
> Hi all,
>
> I've recently faced a problem that I am not sure how to solve and I was
> hoping to get some leads from you guys.
>
> The situation is that sometimes when I record tibetan singing bowls/gongs
> I get distortions in the recording that sound like if the recording is
> clipping, however, I am well below the 0 dB level, usually about -10 to -=
20
> dB at the peak. I use two Rode NT5's and a Marantz PMD661 and the
> distortion is audible on both channels.
> Since I am well below the usual clipping level I am wondering if the
> vibrations that are created by the singing bowls/gongs somehow affect the
> microphone, like making the diaphragm vibrate. Has anyone come across a
> similar phenomenon?
>
> I look forward to your thoughts,
>
> Eric
>
>
> Website: http://www.australian-nature-sounds.com/
>
> Facebook: facebook.com/australian-nature-sounds<http://bit.ly/ANS-Fa%20ce=
book>
> iTunes: bit.ly/ANS-iTunes<https://itunes.apple.com/au/artist/australian-n=
ature-sounds/id409513731>
> Amazon: bit.ly/ANS-Amazon
> YouTube: bit.ly/ANS-YouTube_1
> Soundcloud: bit.ly/ANS-Soundcloud
> iPhone app: bit.ly/ANS-iPhone-App<https://itunes.apple.com/au/app/back-to=
-nature-australian/id511847933?mt=3D8>
>
>
>
>
>
>
>
>
> Telinga Microphones, Botarbo,
> S-748 96 Tobo, Sweden.
> Phone & fax int + 295 310 01
> email: 
> website: www.telinga.com
>
>
>
>
>
>
>
>
>
>
>
>








"While a picture is worth a thousand words, a
sound is worth a thousand pictures." R. Murray Schafer via Bernie Krause.



------------------------------------------------------------------------
Yahoo! Groups Links

<*> To visit your group on the web, go to:
    http://groups.yahoo.com/group/naturerecordists/

<*> Your email settings:
    Digest Email  | Traditional

<*> To change settings online go to:
    http://groups.yahoo.com/group/naturerecordists/join
    (Yahoo! ID required)

<*> To change settings via email:
    
    

<*> To unsubscribe from this group, send an email to:
    

<*> Your use of Yahoo! Groups is subject to:
    http://info.yahoo.com/legal/us/yahoo/utos/terms/

------------------------------------------------------------------------

<Prev in Thread] Current Thread [Next in Thread>
Admin

The University of NSW School of Computer and Engineering takes no responsibility for the contents of this archive. It is purely a compilation of material sent by many people to the naturerecordists mailing list. It has not been checked for accuracy nor its content verified in any way. If you wish to get material removed from the archive or have other queries about the archive e-mail Andrew Taylor at this address: andrewt@cse.unsw.EDU.AU