[hpsdr] Need help hooking up Alex

[AA8K73 GMail]

I know how you feel Mark.


The three-wire cable carries directional coupler voltage
and goes between Mercury and Penelope.

See page 8 of the Alex manual on the TAPR web site.
It's on the Alex page at the bottom, labeled Docs.


Mike - AA8K


On 12/02/2011 12:41 AM, Mark Leone wrote:
> ***** High Performance Software Defined Radio Discussion List *****
>
> I'm trying to hook up Alex to Mercury and PennyLane, and I can't
> figure out how to do it without having something left over,
> namely the 3-conductor cable which I believe is for forward and
> reverse power.
>
> I see how the SPI ribbon cable connects form the Alex boards to
> Mercury. But what am I supposed to do with the three-conductor
> cable with a four-pin white connector on one end and an
> eight-pin black connector on the other? The white connector can
> plug into the back of the Alex transmit board, but it can't
> reach anything from there (I have Alex and Atlas mounted in
> Pandora in their intended locations). I assume the black
> connector plugs into PennyLane. There's a suitable connector
> just below the Mic/PTT input; but the other end of the cable
> couldn't reach Alex from there. Also the PennyLane connector is
> not keyed, and it's not clear to me how I would orient the cable
> on it.
>
> -Mark / K4XML

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