Electronics Forum | Thu May 26 08:52:42 EDT 2011 | davef
Phil Zarrow wrote a useful paper that could help in evaluating paste. Here read it ... Evaluating Solder Paste � Not An Option Contributed by Phil Zarrow of ITM an Independent SMT consulting firm With soldering being the dominant source of assembly
Electronics Forum | Thu Jan 10 06:41:43 EST 2002 | Dreamsniper
Okay, I've read about the pros and cons about solder paste dispensing. Now, I have a Camalot 3800 and I want to experiment about dispensing solder paste. I have a needle gauge of 25GA, 23 and 22. My pcb components are; RC 0603-1812, Size B, C and D
Electronics Forum | Mon Aug 27 08:36:52 EDT 2012 | rway
The process is currently being performed by hand. > I am trying to automate the process by switching > to pick and place equipment and using > AOI. > > Problem number one is getting my customer > to sign off on switching from hand assembly to >
Electronics Forum | Wed Jul 24 01:53:58 EDT 2002 | Mike Konrad
Using ultrasonic technology to remove adhesive is normally not that difficult. I do not know who�s machine you are using (perhaps its ours). In any case, here are some tips for removing adhesives. 1. Heated wash chemistry works better than ambien
Electronics Forum | Wed Jun 30 12:14:40 EDT 1999 | John Thorup
| | We are wave soldering some fabs with a lot of unmasked trace area along the edges. The trace area is solid copper covered with tin / lead, no masking, no components along the edges, same on solder side and component side (goofy board design). I
Electronics Forum | Fri Oct 16 13:54:20 EDT 2015 | aemery
CharlieM hit it on the head! As a former Field engineer for an equipment OEM and now for my own business, the first thing you will hear when you walk on to the factory floor is how bad the last guy was if he didn't do a good job. What most engineer
Electronics Forum | Thu May 03 18:21:09 EDT 2007 | ratsalad
We just recently registered with UIC a GSM that we obtained used from another company. I don't recall exactly how much it was, but I believe it was in the $1000-$1500 range. All they are really charging you to register is the software, not the mach
Electronics Forum | Mon Nov 22 11:16:04 EST 1999 | Boca
Chris, Some ramblings- Your choice depends on factors like which defects you're looking for, bugdet, quality inspection philosophy, high or low mix environment, sample sizes or 100%, and so on. Are you going to test 100% of the product coming off t
Electronics Forum | Thu Jan 04 17:04:43 EST 2007 | slthomas
99% good solder joints = 10000 ppm (defects per million opportunities). Having only built with 0603s I can't speak for a target but that still seems pretty harsh....with a 75/25 0805/0603 ratio at my last place of employment I think we were running
Electronics Forum | Sat Jun 17 08:57:13 EDT 2000 | Ashok Dhawan
Smtnetters One more question on ESD Control program. Does anyone ground there power equipments and how ? e.g., Pneumatic torque tools , electric screwdrivers, hand soldering stations, solder pots etc. I am not sure about pneumatic hand tools , howev
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