<pre><font size="4">>I think a self-contained (new) board design would be the cleanest
>approach if there is demand for an efficient single-board DF rig.
>However, as I also mentioned, the current selection of HPSDR boards
>provides the base setup for a direction finding configuration already;
>namely, using multiple coherent Mercury receivers. So we already have
>in hand the essential hardware necessary to demonstrate the DF
>feasibility. If/when the steering program is fully operational, it
>may generate sufficient interest in DF activity to warrant the group's
>serious attention toward developing a single-board DF project. That
>is, unless there is already sufficient interest in the group!
>
>In any case, we can certainly mull over the possibilities ourselves
>and even put some single-board designs together if we need something
>new to occupy our time!</font><br><br><font size="4">Joe,<br><br>How about an SDR Board with 2 ADCs, 2 DACs (for transmit beam forming), FBGA FPGA and a Gigabit Ethernet this can be done easily as I can adapt the Hermes PCB <br>
to add the extra components, the size of the PCB would obviously increase.<br><br>The time consuming critical ground plane system is already sorted out, I can give this a shot if you have the time for the software development.<br>
<br>Regards,<br><br>Abhi </font><br><br><br></pre>