Electronics Forum | Mon Apr 23 14:59:56 EDT 2001 | relensky
I have been using pallet from Integrated Ideas and Technologies (www.integratedideas.com). They offer a "laminated" pallet that can have the various layers cut in several thicknesses. They are very helpful and willing to solve problems. The best p
Electronics Forum | Fri Apr 13 05:07:57 EDT 2001 | zam_bri
Hi Dave, Thanx for your reply. What is it in the process of manufacturing the capacitor that can go wrong until it can caused the chips to be chipped-off or cracks. I've encountered alot of this problem lately. First I thought it was our process t
Electronics Forum | Fri Apr 13 10:47:28 EDT 2001 | davef
I'll respond directly to your question about capacitor fabrication in a later posting, but more importantly and possibly more directly in response to the situation many hands touch your capacitors before you do. Each of these stockroom personnel, UP
Electronics Forum | Wed Apr 11 17:03:28 EDT 2001 | mparker
I've used Super Glue, with Kapton tape. The glue leaves a small residue and the tape acts as a strain relief. If you can sacrifice the board, drill a small hole through the board, push the exposed ends of the thermocouple up from the back side, lay
Electronics Forum | Thu Apr 12 03:55:06 EDT 2001 | surachai
Dear anyone ; Every time that we run profile now ,we will create profile from recommendation of vendor flux and the some critical parameters such as thermal shock or others ... but I don't know that Do you ever create standard profile to be procedure
Electronics Forum | Fri Apr 13 05:59:58 EDT 2001 | zam_bri
I�ve just had an argument with my Boss on the frequency of Stencil cleaning. He told me to remove the procedures that asking the operator to send the Stencil for cleaning ( using Automatic machine ) after every 8 hours. I said big NO!! NO!!. He said
Electronics Forum | Fri Apr 13 12:37:35 EDT 2001 | edylc
>>> gold finger was covered by a Kapton tape and it was done offline away from the Screen printer or rather from the SMT lines itself, we are using an ENIG Pcb's , the process doesnt need a wave soldering ....however at the final end of the line ,
Electronics Forum | Fri Apr 13 22:38:19 EDT 2001 | edylc
Hi , Could you be seeing the nickel under the gold plating because you are removing some of the Gold with the Kapton Tape....?? You mean , the adhesive properties of the kapton tape will cause the gold plating on the gold finger to be somehow peel of
Electronics Forum | Mon Apr 16 10:01:43 EDT 2001 | onset
Please help, Engineering has come to me with a crazy idea of putting vias straight through 0805 pads due to limited board space. I was wondering if this has ever been attempted by anyone and if it works. I'm assuming it will have negative affe
Electronics Forum | Tue Apr 17 08:54:09 EDT 2001 | davef
Process capability indices are pretty well documented. Consider: 1 A good general SPC book like: Statistical Quality Control; EL Grant & RS Leavenworth; Mcgraw-Hill; ISBN 0078443547 2 Other good books are: Statistical Process Control For SMT; WS
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