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Re: DIY suspenssion and wind protection for mkh 30/30

Subject: Re: DIY suspenssion and wind protection for mkh 30/30
From: "freitojos" freitojos
Date: Mon Oct 15, 2012 1:07 pm ((PDT))
Hello,
First experiment with mkh 30/30. With some taping in the tripod in the end.=
 From my varanda in 3rth floor.
The wind was 2km/h and with two liers of lycra I thing was best. http://sou=
ndcloud.com/freitojos/121015t1700z-blumlein-mkh3030


Jos=E9

--- In  "freitojos" <> wr=
ote:
>
> David,
> Thank you for your knowdlege and tips, I am going to experiment to tape i=
n the tripod and in my bicycle tandem I am going to test  the wind protecti=
on with my wife in the rear seat hand holding the mics. I have made from on=
e old lycra cyclist short two caps and I am using the two I suspect from th=
e first experiments that one is short.Soon I will put here some recordings.=

> Regards,
> Jos=E9
>
> --- In  "Avocet" <brini@> wrote:
> >
> > > I would like your opinions on the mount and suspension in the two
> > > photos in the album freitojos.
> >
> > Jos=E9,
> >
> > If you are going to use this on a stand or tripod, check the
> > mechanical noise protection by tapping the stand. If handheld, shake
> > it gently to see if anything squeaks or rattles. Expect quite a bit of
> > deep bass rumble due to the fig-8 mics. As they are velocity mics
> > responding to the velocity of sounds (as opposed to omnis which are
> > pressure mics responding to sound pressure) any movement front to back
> > shows up as a low frequency sound input including handling noise.
> >
> > I would worry that the sharp "ribs" in the cover would cause
> > turbulence with a left to right airflow. Fig-8 mics are very bass
> > sensitive to close sounds like turbulence or a close voice. (The
> > theory takes note that the sound wavefront is spherical not planar)
> >
> > The golden rule with any windshield is that any outer radius of
> > curvature must be as large as possible. A bare mic has very small
> > radii of curvature and is thus very sensitive to wind.
> >
> > Test the wind noise by moving the rig on a boom or by running with it
> > or by holding it out of a moving vehicle. Try it at different angles
> > to a steady wind.
> >
> > David
> >
> > David Brinicombe
> > North Devon, UK
> > Cogito cogito ergo cogito sum - Ambrose Bierce
> >
>








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