Franklin,
In addition to being a CEM we also fab boards of which I spend the
majority of my time. Too many times, and we are also guilty, a fab house
makes the assumption that although not within spec the boards can be
used. This is the point I was trying to make in an effort not to "hurt"
anyone.
Rick
>-----Original Message-----
>From: Franklin Asbell [SMTP:[log in to unmask]]
>Sent: Thursday, March 16, 2000 8:23 AM
>To: [log in to unmask]
>Subject: Re: [TN] Gold Removal
>
>~fingers lightly touching the computer screen, sliding over the text you
>submitted~
>
>I can sense your frustration with fabricators on this, so I shall slowly
>back away before it really gets out of hand........
>
>Franklin
>
>
>----- Original Message -----
>From: Howieson, Rick <[log in to unmask]>
>To: <[log in to unmask]>
>Sent: Wednesday, March 15, 2000 4:07 PM
>Subject: Re: [TN] Gold Removal
>
>
>> YES! Reject it and send it back to fab. And my answer to your view, if
>> you can't build the damn thing to print don't quote it! Enough said.
>>
>> >-----Original Message-----
>> >From: Franklin Asbell [SMTP:[log in to unmask]]
>> >Sent: Wednesday, March 15, 2000 6:01 PM
>> >To: [log in to unmask]
>> >Subject: [TN] Gold Removal
>> >
>> >Cyanide in and of itself won't remove gold, it's a lot more detailed than
>> >that, and then controlling how much is removed is almost impossible.
>> >
>> >Speaking from experience, you won't even smell almonds, you might see a
>> >humid cloud drifting slowly away from the tank, and the next thing you'll
>> >see is the ER doctor telling you things will be just fine.
>> >
>> >30 microinches of Gold won't affect solderability any different then 10
>> >microinches. What it might affect depending on your application is the
>> >electrical properties.
>> >
>> >If 30 microinches is simply intolerable then buff the gold tabs or pads
>down
>> >to what you believe to be a tolerable level, unless you have access to an
>> >XRF or similar device though, you won't know how far you've gone.
>> >
>> >Sure, reject it all back to the fabricator, have them restart the job,
>put
>> >everything on a back burner, or better yet, find another supplier,
>resubmit
>> >gerber, have them do it, of course you'll want to survey them first,
>gotta
>> >remember to schedule that before we give them the order.
>> >
>> >~...hmmmm, wondering if I'm being too facetious, nah, not with this
>group,
>> >they can appreciate the humor in this....grinning~
>> >
>> >Franklin
>> >
>> >##############################################################
>> >TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c
>> >##############################################################
>> >To subscribe/unsubscribe, send a message to [log in to unmask] with
>following
>> >text in
>> >the body:
>> >To subscribe: SUBSCRIBE TECHNET <your full name>
>> >To unsubscribe: SIGNOFF TECHNET
>> >##############################################################
>> >Please visit IPC web site (http://www.ipc.org/html/forum.htm) for
>additional
>> >information.
>> >If you need assistance - contact Keach Sasamori at [log in to unmask] or
>> >847-509-9700 ext.5315
>> >##############################################################
>>
>> ##############################################################
>> TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c
>> ##############################################################
>> To subscribe/unsubscribe, send a message to [log in to unmask] with
>following text in
>> the body:
>> To subscribe: SUBSCRIBE TECHNET <your full name>
>> To unsubscribe: SIGNOFF TECHNET
>> ##############################################################
>> Please visit IPC web site (http://www.ipc.org/html/forum.htm) for
>additional
>> information.
>> If you need assistance - contact Keach Sasamori at [log in to unmask] or
>> 847-509-9700 ext.5315
>> ##############################################################
>>
>
>##############################################################
>TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c
>##############################################################
>To subscribe/unsubscribe, send a message to [log in to unmask] with following
>text in
>the body:
>To subscribe: SUBSCRIBE TECHNET <your full name>
>To unsubscribe: SIGNOFF TECHNET
>##############################################################
>Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional
>information.
>If you need assistance - contact Keach Sasamori at [log in to unmask] or
>847-509-9700 ext.5315
>##############################################################
>
>##############################################################
>TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c
>##############################################################
>To subscribe/unsubscribe, send a message to [log in to unmask] with following
>text in
>the body:
>To subscribe: SUBSCRIBE TECHNET <your full name>
>To unsubscribe: SIGNOFF TECHNET
>##############################################################
>Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional
>information.
>If you need assistance - contact Keach Sasamori at [log in to unmask] or
>847-509-9700 ext.5315
>##############################################################
##############################################################
TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c
##############################################################
To subscribe/unsubscribe, send a message to [log in to unmask] with following text in
the body:
To subscribe: SUBSCRIBE TECHNET <your full name>
To unsubscribe: SIGNOFF TECHNET
##############################################################
Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional
information.
If you need assistance - contact Keach Sasamori at [log in to unmask] or
847-509-9700 ext.5315
##############################################################
|
