Electronics Forum | Sun Aug 27 20:30:53 EDT 2006 | darby
AJ, We use all ENIG boards. After opening, any remaining boards are kept in low humidity keeping cabinet. I have never experienced a problem using this method I think the longest I have kept them this way is eighteen months. We also store any open tr
Electronics Forum | Tue Sep 26 15:27:42 EDT 2006 | Steve
I know for a fact that DEK will charge you $3,500 a year if you want parts and/or phone support for a used printer that you bought on the open market. Electrovert wants $5,000 per machine for any support for used equipment purchased from the open mar
Electronics Forum | Sat Dec 30 00:02:10 EST 2006 | Mats
Hi, A couple of another things is to check: * The cooling water supply (assuming that your oven has this feature). * The fans (Just open the hood and check if every fan, up & down is running). * Open the back panels: and you should see some "black"
Electronics Forum | Mon Jan 15 11:46:15 EST 2007 | jaimebc
We open our placement ascii file with excel, which then gives me the option to separate columns by tab, comma etc. Once this is done, then I need to asign part numbers to it. There are different ways of doing this, since our BOM,s are on ascii forma
Electronics Forum | Fri Aug 03 14:44:36 EDT 2007 | rpadilla
Depends on the manufacturer of the paste... Rosin-based-flux solder paste usually takes 12-24hr's to fully oxidize with open containers. Water-based flux usually is 3-12hr's, but some have a 24hr open container shelf life... However, uncertain unt
Electronics Forum | Mon May 05 15:40:34 EDT 2008 | Mag10
One of my customers is requiring to drag a pick (Menda) on 100% of fine pitch leads. This is old practice and we got rid of this long long time ago because it causes more problem than fix such as joint damages, abrasion of pick, control of the pick a
Electronics Forum | Tue Aug 12 07:35:23 EDT 2008 | stevezeva
Hi, Is the footprint per the component manufacturers recommendations? The reason I ask is because it kinda looks like the pads are extending beneath the component. Could cause the part to float up on top of the solder and not allow the leads to wet
Electronics Forum | Wed Aug 20 13:49:51 EDT 2008 | mrmaint
We used a custom label that we would put on the parts packaging. The label would indicate the MSD level, the maximun hrs of exposure allowed. Also it had fields that whoever opened up that part would write down the date and time the packaging was ope
Electronics Forum | Sun Oct 05 15:54:51 EDT 2008 | hasu
Hi All! I remember reading and seeing some (maybe Loctite) product which could be used to fill stencil apertures, but now when I need one, I cannot find it. Or anything like. Can some one please guide me? And with filling I mean permanent filling, n
Electronics Forum | Wed Dec 24 20:11:43 EST 2008 | xianhua_tang
hi,brettc! Our stencil openings no more than 4mm * 4mm, you have a larger component of the pads is more than a 4*4? At the same time, with the thickness of the stencil, I would like to increase the printing speed can be improved to reduce the thickne
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