Electronics Forum | Fri Jul 09 18:36:48 EDT 2010 | rway
We don't use flex pcbs but have the same issue here. Most of our pcbs are HASL finish. I have looked at silver and gold immersion and both look really good under my color camera on my AOI. However, gold is more pricey. There is no additional cost
Electronics Forum | Mon Jan 17 10:01:48 EST 2011 | rgduval
We have generally seen that as volumes increase, quality can sometimes suffer. There are various reasons for this, but, we have found that the majority of them involve rushing and minimal process controls. How to handle it with your CM? Well, it
Electronics Forum | Tue Jul 03 02:42:37 EDT 2012 | kq702
Hi I did a reflow on an HP laptop a while back- it was a DV6000 series. The original problem was the internet stopped working- turns out the south bridge chipset was causing the issue (its a very common issue I found out after searching online). Some
Electronics Forum | Mon Aug 27 09:14:51 EDT 2012 | rgduval
We've seen a number of 0603 parts not being marked, more and more often in the market. Unfortunately, we never narrowed it down to whether or not it was manufacturer related, or separate product lines within a single manufacturer that were available
Electronics Forum | Sun Aug 31 16:16:37 EDT 2014 | spoiltforchoice
Andres, I think if you were to understand the process a little better you would realise the many many problems you would encounter building even very simple things using your method. Even 30 minutes watching Youtube videos of current machines might h
Electronics Forum | Thu Apr 21 19:41:35 EDT 2016 | adamjs
Hi, is there some sort of gas (certainly refrigerated, possibly pressurized?) in which printed boards can be stored to extend the allowed time between SMT paste printing and placement? Or other technique for achieving this? Background: we're a smal
Electronics Forum | Fri May 20 03:14:03 EDT 2016 | designhaus
Hello, We are about receive an 85.000 USD award grant towards purchasing manufacturing or testing equipment for our company. We are trying to figure out how to best use this grant. Here are short facts about us: We are a design house, so all our ma
Electronics Forum | Tue Sep 29 21:39:07 EDT 2020 | kylehunter
Hi, We are currently working on a board that has 3x 50-pin THT at 1.27mm pitch each. This is too small for us to be able to consistently do on our selective solder. We are instead considering pin in paste. The connector we are using can be spec'd at
Electronics Forum | Thu Nov 19 09:32:52 EST 1998 | Earl Moon
| | | | | | For some as yet unkown reason, we have started to have some boards sag and go under the wave. The boards are surface mount top side and conventional components wave soldered. We have checked the wave hight and both the profiles on the wav
Electronics Forum | Thu Nov 19 09:55:47 EST 1998 | Dave F
| | | | | | | For some as yet unkown reason, we have started to have some boards sag and go under the wave. The boards are surface mount top side and conventional components wave soldered. We have checked the wave hight and both the profiles on the w
