Electronics Forum | Fri May 28 03:55:38 EDT 2010 | sibbe
also think of the space u can save by getting rid of the stencils and reduction in set-up time (no more stencil/blade cleening, just load the file)
Electronics Forum | Mon Jun 21 02:15:03 EDT 2010 | ppcbs
We also encountered the crack case in multi layer Ceramic Cap,0603 after touch up. Most failure were on the terminals. Previously, we used 0805 instead 0603.that time, failure were very few.
Electronics Forum | Thu Jul 08 23:46:21 EDT 2010 | rdoss
I have this same problems on the flex i use, most of which has an ENIG or immersion silver finish. About the only thing I know to do is have your supplier package it in a vaccume seeled bag to keep it from oxidizing. Otherwise you end up having to
Electronics Forum | Thu Jul 01 15:26:22 EDT 2010 | bobpan
The feeders have plastic gears inside that get worn out after the years. Some feeders are better than others. Sometimes the gears inside loosen up and need tightend. The older the feeder the worse the drift usually is. Good luck
Electronics Forum | Fri Jul 09 07:14:36 EDT 2010 | cobar
http://www.shanelo.co.za/reflow_profile_adjustment.htm http://www.shanelo.co.za/how_to_profile_a_pcb.htm http://www.shanelo.co.za/SMD%20Assist.htm
Electronics Forum | Mon Jul 12 05:01:30 EDT 2010 | cobar
Please follow the paste suppliers specs for the paste as an indicator.Most people think that if they follow the paste suppliers recommendations to the T it will be a perfect profile but this is not the case.Play around with preheat settings but follo
Electronics Forum | Thu Jul 15 15:16:26 EDT 2010 | leemeyer
I am looking into pick and place machines that are spec'd to place 01005 components. Does anyone know of a inexpensive make(50 - 75K $ new) that can place these parts. So far all that I have found are 150K and up. Thanks
Electronics Forum | Tue Jul 20 16:02:12 EDT 2010 | mikesewell
You may want to look at IPC 7721 Method 3.2 Bow and Twist Repair. In extreme cases you may need clamp or weight the pcb with bow in the other direction to yield a "flat" pcb in the unrestrained state. You will have to take the PCB up to or slightly
Electronics Forum | Thu Jul 29 08:00:34 EDT 2010 | markhoch
Does anyone know of a good gasketing material that will hold up over time in a select coat fixture?
Electronics Forum | Mon Aug 02 11:16:02 EDT 2010 | dman97
Thanks for the answers guys. I knew it had something to do with the calibration menus. It had just been so long since I had to do maintenance to an MPM printer. I had been working with DEKs and Ekras for the past 6 years.