[SI-LIST] Re: 90 degree bend
- From: steve weir <weirsp@xxxxxxxxxx>
- To: pchauhan@xxxxxxxxxxx, <si-list@xxxxxxxxxxxxx>
- Date: Mon, 30 Aug 2004 12:06:50 -0700
Ah, I see we have a new method to create edge SED's! Some 90 degree etch,
a phosphor and we will be rich!
Steve.
At 02:56 PM 8/30/2004 -0400, Prakash Chauhan wrote:
>Well Steve, one can lose electrons without crumbling (as in photo-voltaic
>cells and cathode ray tubes :-).
>
>-----Original Message-----
>From: si-list-bounce@xxxxxxxxxxxxx
>[mailto:si-list-bounce@xxxxxxxxxxxxx]On Behalf Of steve weir
>Sent: Monday, August 30, 2004 2:16 PM
>To: k.kanakaraj@xxxxxxxxxxxxx; pcb_user@xxxxxxxxxxx;
>si-list@xxxxxxxxxxxxx
>Subject: [SI-LIST] Re: 90 degree bend
>
>
>Kanak, think about what you are saying. You are saying that the metal
>oxidizes ( loses its electrons to the environment ). So how long before
>the metal completely oxidizes and crumbles off of the board? I would like
>to see this oxidation effect.
>
>Steve.
>At 09:20 PM 8/30/2004 +0530, Kanakaraj wrote:
> >Hi,
> >The simplest thing is that when you make 90 degree turns on the pcb track,
> >the electron moving in it cannot make sudden turns..( remember inertia of
> >direction in physics and a bus making a 90 degree turn at full speed)... so
> >some of the electrons will jump out of the pcb track and will cause emi
> >issues..
> >
> >and Andy, Andrew, Ray anderson and the seniors will give you more inputs on
> >that.
> >Well I am too like you. a beginner :-)
> >Kanak
> >
> >----- Original Message -----
> >From: "New Bee" <pcb_user@xxxxxxxxxxx>
> >To: <si-list@xxxxxxxxxxxxx>
> >Sent: Monday, August 30, 2004 5:19 PM
> >Subject: [SI-LIST] 90 degree bend
> >
> >
> > > Hi
> > >
> > > I am a new PCB designer.
> > >
> > > I have a silly doubt - really do not know if I ask it in this forum.
> > >
> > >
> > > why is it suggested not to have 90 degree bends for the traces while
> >routing ?
> > >
> > > If some one can give me the electrical/electronics and manufacturing
> >reasons I will be greatful to them
> > >
> > > If this is not the right forum to address this please let me know where
> >can I ask
> > >
> > > Thanks in advance
> > > Kam
> > >
> > > Yahoo! India Matrimony: Find your life partner online.
> > >
> > >
> > > Yahoo! India Matrimony: Find your life partneronline.
> > >
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