Electronics Forum | Mon Feb 26 20:02:42 EST 2001 | davef
First, I don�t understand why your board fabricator can�t do a good job plugging your vias. Additionally, when you consider that they forgot to plug the first batch of boards, it makes me wonder if they are desirable as a supplier. Generally, we us
Electronics Forum | Mon Jun 30 12:41:03 EDT 2008 | realchunks
Hi Dave, I am not a sales person pushing my wares here, just my engineering experiences - so I hope I am not out of line here on this forum anymore. When it comes to selective or spot soldering - it all depends on your board design. Many people al
Electronics Forum | Mon Oct 01 16:41:22 EDT 2001 | davef
We do not assemble with these connectors any longer, we replaced them with a connector from somebody er other, like Teka [one of the pioneers of solder-flux bearing lead technology and a supporter to SMTnet], Samtec, Advanced Interconnections, Mill-M
Electronics Forum | Tue Aug 10 16:55:19 EDT 2004 | mriddle
RS, It seems you've been doing your homework. However, the real question is what do you need to do with AOI? 1) What is your minimum cycle time? This would help you to determine the speed you need and whether "scan on the fly" is warranted. Also,
Electronics Forum | Tue Apr 23 15:36:27 EDT 2019 | davef
Josh, are you setting someone up with these questions? Answers to your questions related to the subject line follow: Q1. Does the Epoxy Solder Mask Layer of a PCB protect against moisture absorption? Is this a primary function of the solder mask?
Electronics Forum | Wed Jul 27 09:58:05 EDT 2011 | davef
Pressure printing systems Conventional stencil printing techniques have fundamental limitations as regards paste handling: The volume of paste available for printing is limited, so frequent replenishment is necessary Paste is difficult to c
Electronics Forum | Mon Nov 09 09:44:22 EST 2015 | davef
Purpose. This describes setting-up a wave soldering system set-up for a new assembly design or checking a wave solder machine operation with a test board. Applicability. To be used for new design printed circuit assembles and during machine accept
Electronics Forum | Fri Aug 13 11:21:15 EDT 1999 | Earl Moon
| | Ladies and Gentlemen, | | | | As a newly appointed DFM/CE "guru" here, one of my responsibilities has become repair (of course). As I have some knowledge of BGA repair/rework using semi-automated equipment, it naturally follows I would hav treme
Electronics Forum | Wed Dec 09 12:48:50 EST 1998 | Mike Konrad
First, let me say that I am a manufacturer of batch cleaning systems. The following information is not intended to be a commercial for our cleaners, but rather a commentary about batch cleaners in general. Batch cleaners come in all sizes and confi
Electronics Forum | Mon Oct 26 02:00:36 EDT 2020 | chucherry5076
https://www.jrpanel.com/R The heat generated by electronic equipment causes the internal temperature to rise rapidly. If the heat is not dissipated in time, the equipment will continue to heat up and the components will overheat and fail, resulting
