[hpsdr] Metris Physical Connection

george byrkit ghbyrkit at chartermi.net
Sat Jan 1 13:09:36 PST 2011


Dear Tim W4YN,
Metis will connect by direct or cross-over cable to your PC, useful if you
have multiple ethernet ports.  Metis senses whether it's a direct or
cross-over cable and adjusts accordingly.

You can use your home router ONLY IF it's a real 'switch' (full-duplex) and
not a hub (half-duplex).  If you have any doubts, you can get a small 4 or 5
port autosensing gigabit switch for about $25, delivered, from New Egg (a
small Zyxel unit).

Even if you want to connect your Metis 'directly', I'd advise using a
switch, regardless, as this allows the PC, especially if running windows, to
have always a valid 'APIPA' address (169.254.x.x) at all times, and not just
when Metis is powered on.  My PC kindly does this, so I use a switch for my
'otherwise-direct' connection.

Vy 73,
George K9TRV
A metis beta tester


 1293916176.0


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