Electronics Forum | Mon Jul 26 12:55:34 EDT 1999 | M.L
Presently protos of micro-bgas (80i/o) pitch .030/.031 12BGA per assembly The board is a (.062, 4 layers) FR-4 using Dry film Pads .014inch Vias within footprint .020inch Vias to be filled by bottom side(solder side) only .030in dia. Force via plugg
Electronics Forum | Thu Jul 22 05:50:09 EDT 1999 | Wayne Bracy
| 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 | Tue Jun 08 06:31:33 EDT 1999 | Ross McKay
I am based in New Zealand and studying towards an MBA from Henley Management College in the UK. My current project is for a sheetmetal fabricator, on the feasibility of constructing their own in-house electroplating plant. The client specialises in
Electronics Forum | Thu Jun 03 16:12:24 EDT 1999 | Earl Moon
.020" pitch spacing. Which have yielded my process excelent results. | My main stencil supplier is I-Source in Irvine, CA and has pretty much standardized on 100% lazer cut stencils for competetive pricing. | Hope this helps. | | Deon Nungaray | SM
Electronics Forum | Mon Jun 07 11:21:38 EDT 1999 | Brian Wycoff
| | I need to perform shear tests on components that have been glued prior to wave soldering. Can any one recommend a shear tester and some standardized info on testing? We have had problems with poor glue bonds and would like to implement a test m
Electronics Forum | Wed Jun 02 19:31:01 EDT 1999 | Tony
| | | Dear All, | | | | | | We are a medium sized sub contract manufacturing house, engaged in high mix, medium volume production. We are using no clean as well as Aqueous cleaning process. we are planning to buy a new wave soldering machine out o
Electronics Forum | Fri May 28 07:37:52 EDT 1999 | Steve Cheung
Yes l know this problem keeps cropping up on the forum but l've missed some of the follow-ups. Our problem is that the lifting only occurs on 3% of production so actually detecting an improvement is difficult. We're actually having to inspect 144 p
Electronics Forum | Fri May 28 16:30:39 EDT 1999 | JohnW
| Yes l know this problem keeps cropping up on the forum but l've missed some of the follow-ups. | | Our problem is that the lifting only occurs on 3% of production so actually detecting an improvement is difficult. We're actually having to inspect
Electronics Forum | Mon May 10 13:55:22 EDT 1999 | Deon Nungaray
| Can anyone tell me what the recommended "typical" cooling rates are after reflow? Are the cooling rates considered as critical to control as the heating rates and why/why not? | I do not think there is a "typical" post reflow cooling rate out ther
Electronics Forum | Sat May 01 10:04:35 EDT 1999 | Bob Willis
| I would like to know if there is any good training for Hand Soldering, Component Identification, Wave Soldering, and so on. | | I have seen two diffenent tapes and they were short and poorly done, I would like to buy some if I knew it had some goo