[SI-LIST] Re: Conductor loss reduction at High Frequency

Silver is best, as is well known, but only about 4-5% better than copper.
 Silver flash over smooth copper is probably as good as you'll get in a
high frequency PCB, but see previous posts regarding the effects of
solder mask.

Orin Laney
 
On Wed, 29 Aug 2007 12:36:34 -0700 "Muranyi, Arpad"
<Arpad_Muranyi@xxxxxxxxxx> writes:
> Air is not a conductor...  The
> question asked what is the best
> conductor...
> 
> Arpad
>
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
3D=
> =3D=3D=3D=3D=3D=3D=20
> 
> -----Original Message-----
> From: si-list-bounce@xxxxxxxxxxxxx 
> [mailto:si-list-bounce@xxxxxxxxxxxxx]
> On Behalf Of ronald miller
> Sent: Wednesday, August 29, 2007 12:32 PM
> To: sridhar@xxxxxxxxxxxx
> Cc: si-list@xxxxxxxxxxxxx
> Subject: [SI-LIST] Re: Conductor loss reduction at High Frequency
> 
> Use Air
> Ron
> 
> M Sridhar wrote:
> 
> >Hi Members,
> >What are the methods by which we can reduce the conductor losses at
> high frequency?(Loss due to skin effect, Dielectric losses etc.)
> >Which is the best conductor at higher frequency? in the range of 
> 1-5
> GHz
> >
> >Thanks,
> >Sridhar
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> --=20
> Ronald Miller
> Ghz Data, Signal Integrity Consulting
> 7721 Sunset Ave.
> Newark CA  94560
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> www.ghzdata.com
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