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February 2011

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Subject:
From:
Graham Collins <[log in to unmask]>
Reply To:
TechNet E-Mail Forum <[log in to unmask]>, [log in to unmask]
Date:
Thu, 24 Feb 2011 14:48:37 -0400
Content-Type:
text/plain
Parts/Attachments:
text/plain (286 lines)
Circuit Tech sells supplies, but not as wide as I need as a standard
offering.  I have inquired with them about wider materials, I'm (still)
awaiting a reply.

regards,
 - Graham

-----Original Message-----
From: TechNet [mailto:[log in to unmask]] On Behalf Of Dwight Mattix
Sent: Thursday, February 24, 2011 2:39 PM
To: [log in to unmask]
Subject: Re: [TN] Trace repair, need material source

They also sell repair kits and supplies.

At 10:28 AM 2/24/2011, Thayer, Wayne - IIW wrote:
>I believe Circuit Tech will do custom designs.  The key is that 
>adhesive they use and getting it pre-applied to the copper.
>
>Another solution is bare etched copper foil.  Pretty trivial:  Take 
>some 0.5oz single treat foil, apply film type photoresist to both 
>sides using a photoresist laminator.  Expose 1 side to the 
>lightsource with no mask, expose the other side to the pattern you 
>want (leave some "stencil tabs" in place so you don't lose the final 
>parts).  When you strip, you'll have copper foil in the pattern you 
>want all ready to bond!  Or add a coat of your favorite bling!
>
>Wayne Thayer
>
>-----Original Message-----
>From: TechNet [mailto:[log in to unmask]] On Behalf Of Steve Gregory
>Sent: Thursday, February 24, 2011 10:37 AM
>To: [log in to unmask]
>Subject: Re: [TN] Trace repair, need material source
>
>Hi Linda,
>
>Just like the pictures depict, I scavenged them from a scrap board.
>
>Steve
>
>P.S. Graham, I'm serious, if you need some trace material that wide, I
can
>harvest it from the scrap board I have. You'll just have to scrape the
epoxy
>from the back of them so solder will wet when you do your lap solder
joint.
>
>
>-----Original Message-----
>From: TechNet [mailto:[log in to unmask]] On Behalf Of Linda Langley
>Sent: Thursday, February 24, 2011 10:04 AM
>To: [log in to unmask]
>Subject: Re: [TN] Trace repair, need material source
>
>Steve,
>Where did you get them?
>
>Linda Langley CIT
>Training Specialist
>Jabil Circuit
>248-292-6176
>
>-----Original Message-----
>From: TechNet [mailto:[log in to unmask]] On Behalf Of Steve Gregory
>Sent: Thursday, February 24, 2011 8:46 AM
>To: [log in to unmask]
>Subject: Re: [TN] Trace repair, need material source
>
>Sure, I got em' right here:
>
>http://stevezeva.homestead.com/Trace_Scavenge.JPG
>
>http://stevezeva.homestead.com/Trace_Harvest.JPG
>
>mine are about .080" wide, but they're gold plated to give them that
>extra
>bling...
>
>Steve
>
>-----Original Message-----
>From: TechNet [mailto:[log in to unmask]] On Behalf Of Graham Collins
>Sent: Thursday, February 24, 2011 7:09 AM
>To: [log in to unmask]
>Subject: [TN] Trace repair, need material source
>
>Hello TechNet
>I'm looking at the repair of some RF gizmos, and have to replace a
>corroded trace.  It is wider than the standard repair materials
>available from Circuit Tech (who are our usual source).  They only go
up
>to .030" wide.
>
>Anyone know of an easy source of repair material to replicate traces
>that are about .075" wide, about .003 thick, and 2" long?
>
>Thanks!
>
>regards,
>
>Graham Collins
>Halifax Production Engineering
>L-3 communications Electronic Systems
>(902) 873-2000 ext. 6215
>
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