Electronics Forum | Mon Jul 16 07:10:09 EDT 2012 | mccabekev
I have found that Edding do an aerospace marker, which is water based and does not run with the conformal coating. However, this washes off prior to the coating so it is not much use. Looks like we are just going to have to put some clear tape over
Electronics Forum | Tue Jul 03 11:37:32 EDT 2012 | dyoungquist
Does anyone know of a stencil rack supplier besides Bliss? Bliss makes high quality, very strong racks but one ends up paying big $$$ for them as well. Metro Cart used to make a stencil rack of acceptable quality at about half the price of Bliss but
Electronics Forum | Tue Jul 03 11:30:18 EDT 2012 | davef
Just so that we both on the same page: * When you "reflow the chips on the broken board," what do you actually do? How do you do it? What kind of controls do you use? * When someone "did a reflow on the south bridge chipset," what do they do?
Electronics Forum | Wed Jul 04 12:18:14 EDT 2012 | davef
Phil is correct in his description of proper rework technique. Possible explanations of the reason for popping of your BGA are: * Thermal cycling of components cause them to flex on a different point in the cycle that the board possibly resulting in
Electronics Forum | Tue Jul 03 17:40:11 EDT 2012 | ck_the_flip
Ribbon cable is 25 ml pitch (11.8 mil pad-to-pad), and solder is pre-applied and reflowed to the PCB pads. What is the best attachment method for this ribbon cable? What is the best method to prevent solder bridging? Hot bar, soldering iron with "
Electronics Forum | Thu Jul 05 17:40:21 EDT 2012 | ck_the_flip
DaveF, What is your prediction if one tries to put a solder iron to it? Will the component bridge? I know hot-bar soldering is more common for things like Flex Circuits (with silver-filling epoxy), etc. and not so much for things where standard so
Electronics Forum | Fri Jul 06 10:35:32 EDT 2012 | ashworth14
All i used to do was blow them with an airline to remove the excess moisture then bake them for 15/20 min at 100' in an oven and that seems to work fine, i did get the info from a 4 stage cleaning guide for the actual cleaning solution we used but it
Electronics Forum | Fri Jul 06 18:48:28 EDT 2012 | saju86ece
Hi, I have one query about cleaning rate for screen printing. In screen printing process, for cleaning process generally we will give up to 5(cleaning rate)depend upon the product. I need the cleaning rate specification for the above said. Need you
Electronics Forum | Mon Jul 09 11:52:21 EDT 2012 | bobpan
Does it show the ANC in a position on the feeder base in the screen that has the nozzles/hole positions? When you go to optimize ...there is a screen that has something to do with registered ANC.....There could be something there that is incorrect. I
Electronics Forum | Mon Jul 09 18:29:19 EDT 2012 | btipcb
I have gotten to what I hope is the last step before I can start running product. However, I have and keep receiving an "Invalid Place Position X" error in three steps of the placement program. I have verified that the camera can indeed find these