[hpsdr] Mechanical considerations for ATLAS cards

Philip Covington p.covington at gmail.com
Fri May 19 19:43:22 PDT 2006


I an unable to download it.

73 de Phil N8VB

On 5/19/06, Alex <harvilchuck at yahoo.com> wrote:
> It's a PDF file.
>
> ----- Original Message ----
> From: Alex <harvilchuck at yahoo.com>
> To: Philip Covington <p.covington at gmail.com>
> Cc: hpsdr at hpsdr.org
> Sent: Friday, May 19, 2006 10:20:03 PM
> Subject: Re: [hpsdr] Mechanical considerations for ATLAS cards
>
> ***** High Performance Software Defined Radio Discussion List *****
>
> The drawing is located at: http://www.hamsdr.com/dnld.aspx?id=243
>
> ----- Original Message ----
> From: Philip Covington <p.covington at gmail.com>
> To: Alex <harvilchuck at yahoo.com>
> Cc: hpsdr at hpsdr.org
> Sent: Friday, May 19, 2006 12:28:53 PM
> Subject: Re: [hpsdr] Mechanical considerations for ATLAS cards
>
> Hi Alex,
>
> A picture is worth a thousand words... can you draw something up so we
> can see exactly what you are proposing?
>
> 73 de Phil N8VB
>
>
> On 5/19/06, Alex <harvilchuck at yahoo.com> wrote:
> > ***** High Performance Software Defined Radio Discussion List *****
> >
> > I've got a few points to lobby the group on mechanical factors of cards on the ATLAS bus:
> >
> > (a) Can we modify the 100mm high by 100mm wide form factor to be 100mm high by  200mm wide?
> > (b) Can we state that the card orientation method is component side AWAY from the ATX power connector
> > (c) Can we modify any external connectors to be, looking at the card from the component side, on the left perpendicular side
> > (d) Any intra-chassis connections/headers (JTAG, etc.) would be located on the side parallel (top side of card) to the ATLAS connector.
> >
> > If we did this we would have a little more area for circutry AND for us folks who want to rackmount by using off-the-shelf ATX computer cases (good 4U units are less that $120 in single quantities). Then we don't need to build a mount for the power supply, don't need to build a mount for the external connectors (just have a mounting bracket fabricated), and you can mount a LCD display in the open front drive bays.
> >
> > Alex, N3NP
> >
> >
> >
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