DC connector for G1G1 people

Joshua Seal josh at laptop.org
Tue Jan 29 17:37:59 EST 2008


I agree with Arjun. I've tested many connectors and the 1.7mm x 4.8mm is the
best one commercially available. It does the job, but it just doesn't feel
very solid.

Kind regards,


Josh

-----Original Message-----
From: arjunsarwal at gmail.com [mailto:arjunsarwal at gmail.com] On Behalf Of
Arjun Sarwal
Sent: 29 January 2008 22:18
To: John Watlington; Richard A. Smith
Cc: devel at lists.laptop.org; Joshua Seal
Subject: DC connector for G1G1 people

John,

Even mouser catalog doesn't have the exact size we require.
The ideal would be 1.7mm(inner) and 5.5mm(outer)

Out of these two dimensions I think conforming to the inner one would be a
better bet, if we can't match both, because the spring contact that touches
the outer barrel has more flexibility to size variations.
This is what we did the last time we(Richard and I) ordered from digikey
when we chose the 1.7mm x 4.8mm compromising slightly on the outer diameter
size.

I guess that's the best connector to suggest people right now.

The digikey part number is

CP-2199-ND

(the connector comes with a connected cable along with it making it easy to
connect for people)


I've tried it and it seems to work just about ok with an XO.


thanks
Arjun




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