Electronics Forum | Fri Jun 07 02:43:35 EDT 2002 | madreindeer
Thanks for answers....In Euroland (My place)it is not so clear.And this is confusing: There is 3 different comittee�s in Europe. First says 1 of January 2007.Second says 1 of January 2006, and third one says that any of these will do. Also we get a
Electronics Forum | Tue Jul 31 10:10:45 EDT 2007 | patrickbruneel
AJ The metal prices are set by the London LME. The Tin prices went from 8,000 US$/tonne July 2006 to 16,000 US$/tonne July 2007. Check here http://www.lme.co.uk/tin_graphs.asp Just change the dates to get the price differences over time, the furth
Electronics Forum | Tue Apr 03 07:37:43 EDT 2007 | davef
Look here: http://www.circuitree.com/CDA/Articles/Column/BNP_GUID_9-5-2006_A_10000000000000075772
Electronics Forum | Wed Apr 25 03:31:53 EDT 2007 | GS
http://eur-lex.europa.eu/smartapi/cgi/sga_doc?smartapi!celexplus!prod!DocNumber&lg=en&type_doc=Decision&an_doc=2006ν_doc=691 Lead (Pb) in finishes of fine pitch components,see ANNEX item 23. GS
Electronics Forum | Wed Apr 25 16:37:48 EDT 2007 | ck_the_flip
Actually, I showed this to a customer recently http://farm.tucows.com/images/2006/01/uncle_rico_time_machine_2.jpg , and they were very impressed. I told them we could use this apparatus to build through-hole circuit cards from 1982.
Electronics Forum | Mon Aug 13 12:03:50 EDT 2007 | davef
Test results indicated that the life of lead-free solder at a 2512 chip resistor could be worse than of SnPb solder in the accelerated thermal cycling condition. [Development of Life Prediction Model for Lead-free Solder at Chip Resistor, Changwoon H
Electronics Forum | Mon Nov 12 08:04:15 EST 2007 | samir
In my past life, I used a tooling plate by JNJ that is specifically made for MPM's. The theory is - it's an alphanumeric grid, like Battleship, where you figure out your setup once, and then document it. It worked with and fit nicely with the MPM H
Electronics Forum | Thu Jan 04 13:22:31 EST 2007 | patrickbruneel
Yes Samir I�m aware of this, but thanks for reminding me. I posted this in Oct 2006 http://www.smtnet.com//forums/index.cfm?fuseaction=view_thread&CFApp=1&Thread_ID=10978&#Message44694 This is not going to affect us much because China is more expor
Electronics Forum | Wed Apr 18 16:41:43 EDT 2007 | patrickbruneel
Look at page 8 paragraph 22 This exempt was approved by the TAC June 22, 2006 http://www.emsnow.com/cnt/files/white%20papers/Status_of_EU_RoHS_Exemptions.pdf The exempt was granted by request from both Swatch and Sony for tin whisker formation on
Electronics Forum | Mon Jul 16 10:51:09 EDT 2007 | patrickbruneel
D. Hillman, et al., �The Impact of Reflowing a Pb free Solder Alloy Using a Tin/Lead Solder Alloy Reflow Profile on Solder Joint Integrity,� International Conference on Lead-free Soldering, CMAP, Toronto, Ontario, Canada, May 24-26, 2005, http://www.
