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Re: noisy 8020 mics - update

Subject: Re: noisy 8020 mics - update
From: "agriboval" agriboval
Date: Wed Oct 5, 2011 11:21 am ((PDT))
Hello
 Without including any of your interesting exchange, I wanted you to share =
my problems with 8020 also bought here in France. Two examples of sounds:
 http://dl.free.fr/geJJkKIwT and http://dl.free.fr/nxC6THrBm
 Again forgive me but a solution has finally found it been?
 Sincerely, Antoine.
 http://braconnages.unblog.fr/

--- In  vickipowys <> wrote:
>
> All,
>
> An update for the Sennheiser 8000 series problems:
>
> After further testing I found that my 8020s also gave periodic noise
> when used with Denecke PS-2 phantom power unit running to Olympus
> LS10 recorder, as well as to a Sound Devices 702 recorder.  So it is
> definitely not the recorder and not the leads.
>
> Syntec in Sydney have also now confirmed that the problem is with the =

> MICS.  They were able to recreate the faulty fizzing noise by
> squeezing the sides of the microphone.  In addition I found that I
> was more likely to have problems if the mics were cold.  Syntec
> service manager says:
>
> > The noise (crackling) is coming from the capsule earthing
> > internally, the tolerance is very small from "good" earthing to
> > "poor" earthing.
> >
> > It is NOT a faulty component, it's an issue "tolerance" adjustment
> > from the factory.
> >
> > The faulty units will be returned to Sennheiser Germany for
> > investigation.
> >
>
>
> Replacement mics will be sent out from Germany in a week or so.
>
> As to the problems that some people have had with 8060s and 8070s,
> worldwide, I am told that Sennheiser will soon issue a technical
> bulletin on this problem.  Syntec did not know if the 8020 problem is =

> related (although the fizzing sound is the same).
>
> To my mind perhaps Sennheiser have over-miniaturized the 8000 series
> of mics, the components are therefore very sensitive to tiny
> variations in spacing during construction.  Just my theory though.
>
> However I LOVE the sound of the 8020s and will stick with them rather =

> than demand my money back, and hope that the replacement mics work to =

> specification.
>
>
> Vicki Powys
> Australia
>
>
>
>
>
>
>
>
> On 26/09/2011, at 6:46 PM, vickipowys wrote:
>
> > Klas,
> >
> > 8020s are connected to Sound Devices 702 which supplies the phantom
> > power - same system works fine for MKH20s
> >
> > I'm currently testing a different phantom power source with the 8020s.
> >
> > cheers,
> >
> > Vicki
> >
> >
> > On 26/09/2011, at 10:31 AM, Klas Strandberg wrote:
> >
> >> This is very surprising, Vicky!
> >>
> >> I really look forward to find out the reason.
> >> What do you connect it to? Where does the phantom power come from?
> >>
> >> Klas
> >>
> >>
>
>
>
>











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



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