[hpsdr] HPSDR Update

Phil Harman phil at pharman.org
Sun Nov 2 16:13:31 PST 2008


Hi Joe,

Yes this is what is intended. The second Mercury board can be clocked 
from the first using the  LVDS clock output/input facility so both run 
off the same 122.88MHZ clock.

73's Phil...VK6APH


Quoting Joe Martin K5SO <k5so at valornet.com>:

> ***** High Performance Software Defined Radio Discussion List *****
>
>
> On Nov 1, 2008, at 9:04 PM, Phil Harman wrote:
>> An alternative, which we
>> propose to support in the future,  is to fit multiple Mercury boards  on the
>> Atlas bus.  Each could be connected to a different antenna and  overcome the
>> need for broadband antennas  or combining.
>
> Phil,
>
> My hope is to use two Mercury boards (w/separate antennas)  in an  
> interferometer configuration for radio astronomy.  Is it your opinion 
>  that, at least in principle, a single USB port, single Ozy board, 
> and  single Janus board on a single Atlas bus can support dual 
> Mercury   boards (admittedly, w/significant software mods relative to 
> PowerSDR,  of course)?
>
> Joe K5SO
>
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