Electronics Forum | Mon Aug 09 10:27:14 EDT 1999 | Tim Murphy
Just curious what effect pinholes and solder voids can have on solder joints that have high current passing thru them. Also could moisture from steam sterilization (autoclaving) get inside a said solder joint and then outgas during high current, and/
Electronics Forum | Mon Aug 09 04:15:33 EDT 1999 | Jacqueline Coia
I am having cleaning problems when processing PCB's which have TAIYO solder mask on them. After processing, hand soldering and cleaning, a sticky residue is remains, resulting in a cosmetically poor finish with tide marks etc. Other soldermasks do no
Electronics Forum | Fri Jul 30 04:41:01 EDT 1999 | Bernard Mulcahy
I have been asked to supply a maximum shelf life for our assemblied PCB's. I realise this is dependent on so many factors- temperature, humidity, no of layers etc. But does anyone have a formulae for calculating shelf life, or does anyone know of a s
Electronics Forum | Wed Jul 28 16:15:45 EDT 1999 | J. Robotham
Dear Forum Members, Is their anyone who is familar with 1005 placement using a Fuji CP3 and a CP4-3 to perform at CP642 spec's? I have heard of a number of companies doing this. Are there any tech sheets or other site's that may have this procedur
Electronics Forum | Tue Jul 27 09:09:59 EDT 1999 | HST-SE
Jennifer, AMI sells some SMT printers, 908-722-7100. Also, some of the pick and place vendors have printers available for assembly line integration with their own equipment. Universal is affiliated with DEK and MPM is affiliated with the whole Speed
Electronics Forum | Sat Jul 24 19:15:37 EDT 1999 | Jason MacKinnon
We are going to smt ic's on the component side of our pcb's. The problem is we are going to have to do this by hand. We have a hot air station and vac pencil, but How reliable is this process. We've tried it on proto's and had some shorting problems.
Electronics Forum | Wed Jul 28 20:34:31 EDT 1999 | Dave F
| I am curious as to what everyone is thinking about having both the Nepcon and Apex showsn next spring? Will people be attending Nepco, Apex, both or are we seeing the industry tradeshows saturating us? We are trying to evaluate these as an exhibit
Electronics Forum | Wed Jul 21 12:41:39 EDT 1999 | jason
I have pcb's in which i am experiencing warping. the boards are 12.8125" on a diagonal measurement. they are out approximatley .010". the boards are combination thru-hole,smt, they also have 3ounce copper.what is acceptable,and what is the propper fo
Electronics Forum | Mon Jul 26 03:32:31 EDT 1999 | Jason
| | | Hello, | | | i'm looking for informations about companies which are using system to verify the loadind of a SMT machine by using barcode (on the slot on the machine & on the reel). | | | I'm in charge of the installation of this kind of system
Electronics Forum | Thu Jul 15 02:44:36 EDT 1999 | Hunter
We have a new facility for producing M/B, RAM modules...etc what kind of ICT Machines do you recommend provided that. We have Philips (Topaz & Emerald) for Pick &Place. Also identify what kind of testing do you recommend during the process Thanks for