[hpsdr] ALEX - Call for comments

[ZPO]

On 3/6/07, Graham Haddock <grahamh at verizon.net> wrote:
> ***** High Performance Software Defined Radio Discussion List *****
> 1.) Is ten filter sections enough?  If more is needed, will
> there be any issues going to a longer card, such as the 160 mm
> length card proposed for Penelope?
>

Would a good solution be Alexaire-shot (120mm) and Alexaire-long (160mm+)?

> 3.) Any preference for SMA verus BNC connectors?  I propose
> to use BNC for "external" connections such as antenna(s), and
> SMA for "internal" or card to card connections.
>

I'd hoped that all the coax connectors on the HPSDR boards would be
the same.  SMA seems to make sense throughout for anything attached to
the Atlas bus.

> 4.) Should we allow for multiple antenna inputs? - we could
> select each one on a Tx/Rx and band basis using a GUI on the PC.
>

Would this board be a logical place for some decoding logic to control
and external coax antenna selector? I'm thinking SP6T or so like can
be done with the UCB.

This seems like the board that will get the most user modification.

73 N5VFF/YI9VFF - Brian

 1173198782.0