Electronics Forum | Mon Jul 09 16:14:06 EDT 2007 | rgduval
A number of years ago in a previous life, we discussed laser marking 2-d matrix codes. We had a number of boards for customers that just were too populated to get any sort of a label onto. 2-D laser units were avaialable to work in line with our au
Electronics Forum | Thu Jul 19 05:10:05 EDT 2007 | chrispy1963
If you have a adhesive application machine such as the Creative Automation machines we use on our SMT lines you could do as our company does. We pick a corner or an empty area on the board and apply a series of dots specifying the version you are bu
Electronics Forum | Mon Oct 03 11:33:09 EDT 2011 | artposada
I have been getting solder balls on the leads of a transformer that I am soldering to my pc board. My parameters are listed below. The board PTH's are .039 The transformer leads are .0255 square. My solder pot temp. is 310C Solder is Lead Free AIM
Electronics Forum | Tue Jun 03 16:05:58 EDT 2003 | mk
Hi Randy, From a bare board manufacturers stand point, scoring is probably faster and easier but has limitations. If your boards are square or rectangle scoring will work fine. Once assembled the scored grooves can be sliced apart using what is some
Electronics Forum | Thu Sep 20 16:06:23 EDT 2007 | jmelson
Are these shorts occuring after reflow, or are they shorted on the incoming boards before stuffing? If the latter, is the fabricator doing electrical test? How are these boards getting past their electrical test? Especially if multilayer, there's
Electronics Forum | Fri Nov 08 05:08:28 EST 2002 | zolasteven
Can anyone advise on the following : 1. Insufficient pcboard support during printing We are printing on double sided pc boards (approx. 8 ins by 6 ins). There is a problem of high paste when we are printing the second side. The reason bsing the boa
Electronics Forum | Fri Jul 27 09:28:35 EDT 2007 | rich7799
I have Mpm ap25hie, s/w ver 7.1a The problem I have is that the machine works fine until I teach or use the pre board stop function. As soon as I use this the machine will not load the pcb to the centre of the work nest. I can manually change boardst
Electronics Forum | Fri Sep 21 13:04:58 EDT 2007 | jmelson
Hello, Is anyone using an SMT pick&place machine to insert single contacts into PC boards? I have some boards that have 32 female contacts for 1mm pins, and 16 contacts for 0.5mm pins. I have been using Mill-Max for these contacts, getting the sma
Electronics Forum | Tue Apr 03 08:02:05 EDT 2007 | itaig1
I have the manual for this machine and the programs I am after allow me to connect the machine to a PC via an RS232 interface to allow upload and download files to/from the machine as well as an optimiser. We have had the machine for a while and is o
Electronics Forum | Wed Feb 03 23:40:26 EST 1999 | Chris G.
| Does anyone know if I will have problems soldering surface mount components to an all hard gold plated PC board. We want to use hard gold similar to gold used for edge fingers because our customer is concerned about wear and conductivity of connect
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