RE: [SI-LIST] : RF boards

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From: Sean Murray (seandm@mmspec.com)
Date: Fri Apr 28 2000 - 10:30:54 PDT


Ron,
        I do not see much of a difference between the nelco 4000 and
Getek. Is there some variable that I'm missing that plays a big part in
the performance at the RF levels other than the DK?

> -----Original Message-----
> From: Ron Miller [mailto:rmiller@Brocade.COM]
> Sent: Friday, April 28, 2000 10:02 AM
> To: 'si-list@silab.eng.sun.com'
> Subject: RE: [SI-LIST] : RF boards
>
>
> Hi Sean
>
> I have done some work substituting Arlon 350(teflon with
> ceramic loading)
> for FR4 and have
> been able to double the bandwidth of previous generations.
> Going from FR4
> to Getek will
> not get you much, but if you go to Nelco 4000-13SI, you can
> expect a big
> improvement in
> the frequency dependent losses.
>
> Good luck
> Ron Miller
>
>
> > -----Original Message-----
> > From: Sean Murray
> > Sent: Friday, April 28, 2000 7:58 AM
> > To: 'si-list@silab.eng.sun.com'
> > Subject: [SI-LIST] : RF boards
> > Importance: High
> >
> > Anyone have any feelings on what subtle differences when
> fabricating a
> > board can do to an RF board. Such as going from FR-4 to
> Getek; 50/200
> > gold/nickle vs. 30/100 gold/nickle. Is there any books out
> there that
> > deal with strictly the layout of RF boards??
> >
> > Regards,
> > Sean Murray
> > Sales Manager
> >
> > M&M Specialties Inc.
> > 1236 W. Southern Ave. #106
> > Tempe, AZ. 85282-4518
> > Phone: (480) 858-0393 x105
> > Cell: (602) 684-7859
> > Fax: (480) 858-1882
> > Email: seandm@mmspec.com
> > WWW.mmspec.com
> >
> >
> >
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