Electronics Forum | Wed May 07 09:02:29 EDT 2003 | cyber_wolf
I was wondering if anyone has done a study on thermo couple attachment with light cure adhesive.I have read all the papers and articles about aluminum tape, Kapton, and high temp solder.I have yet to hear anything regarding the accuracy of light cure
Electronics Forum | Wed May 07 20:10:24 EDT 2003 | bayanbaru
I am from the Quality Dept. There is this SMT defect that were root cause to defective feeder that lead to component overturn during feeder indexing. I ask for corrective action from the SMT engineer but apparently there is not much he can do except
Electronics Forum | Fri May 16 08:13:26 EDT 2003 | radney
We are a mixed volume facility and we are doing our utmost to achieve 55% utilization on HSP's (UIC 4797's and 4791's) We are basing this on a world class metric. I am wondering if anyone else out there is measuring utilization, what sort of result
Electronics Forum | Tue May 27 04:31:59 EDT 2003 | davef
Try: * Operational amplifier: http://www.google.com/search?hl=en&lr=&ie=UTF-8&oe=UTF-8&q=operational+amplifier+20mhz&spell=1 * EPROM: http://www.google.com/search?sourceid=navclient&ie=UTF-8&oe=UTF-8&q=eprom+20mhz
Electronics Forum | Tue Jun 03 18:34:22 EDT 2003 | Kris
Hi, There have been other studies where it was found that lead-free soloder joints are more reliable than tin-lead solder joints irrespective of test conditions. In fact the automotive industry has been using Sn/Ag for underhood applications for a
Electronics Forum | Thu Aug 28 20:33:45 EDT 2003 | yukim
Tod, I am a user of 4797 and we too have this problem. A question regarding nozzles. How could I check whether they are worn-out? Only in vision check? We have worked for about 2 years without changing them, but worked just one shift.
Electronics Forum | Tue Jun 17 07:17:09 EDT 2003 | James
The main problem I am having is getting the Rising slope 1-3 degrees. If I slow the conveyor down then I have too long of a reflow and if I speed it up then my ramp rate is too high. I was not sure if I need my first zones at a low temp or higher t
Electronics Forum | Tue Jun 17 10:14:36 EDT 2003 | sergiovito
Hello Everyone, I am assemblying a special Panel PCB, dimensions 330 x 250 mm with 8 single PCBs in it. After SMD reflow oven, the panel is bending and this is impacting in the next process - solder machine. some areas on the PCB aren't touched by t
Electronics Forum | Wed Jun 18 16:06:32 EDT 2003 | russ
Not that it is important, but Manncorp is not an O.E.M. They buy equipment and put there name on it. Sometimes this can lead to service issues (sometimes they need to call the OEM to resolve issues which can lead to delays). I am not saying that th
Electronics Forum | Thu Jun 26 17:40:21 EDT 2003 | Steve
Wanted to inquire if anyone has a way to monitor cleanliness of boards that are assembled with a no-clean process. I'm aware that incoming board cleanliness can be monitored, however, I am after checking of cleanliness of boards after assembly. Wit
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