hello-
great link. thx! expensive yes, though the amount needed is
small...who can put a value on a wild reverb sound
--t

> Hi Dieter and group
>
> In English is know as mu-metal, and very expensive, you can get some
> of them here:
> http://www.lessemf.com/
>
> Best Regards,
>
> Josue.
>
> On Tue, 29 Mar 2005 13:09:01 +0200, Dieter Doepfer <hardware@d...>

wrote:

> >
> > > also, i'm curious if anyone has attempted to sheild the reverb

unit

> > > perhaps covering it in tin foil, and attaching a ground from the
> > > transformer or bus board to the foil
> >
> > We have built a shield (before the PSUII) made of 1 mm steel that

covered

> > the spring system completely but it did not help very much. The

problem is

> > the magnetic shielding not the electrical shielding. A simple

foil will not

> > help from our experience. The only material I know that can be

used for

> > magnetic shielding is u-metal (the greek u). I don't know if the

same term

> > is used in English language. But this material is very expensive

and hard to

> > find.
> >
> > We show the A-199 in a suitcase with PSUII in Frankfurt. I will

tell you the

> > results after the fair.
> >
> > Best wishes
> > Dieter Doepfer
> >
> >
> >
> > Yahoo! Groups Links
> >
> >
> >
> >
> >