Electronics Forum | Sat Nov 04 21:30:15 EST 2006 | Ola
Well, I can't tell you what the "glass wicking failure on PCB" are but for a standard FR4-pcb the Tg temp. or the so called glass temp. is 176 celcius degr. This means that the pcb is in between a firm and a buoyant condition. This is really a bit of
Electronics Forum | Thu Apr 05 23:27:37 EDT 2007 | mika
to pad on the PCB. The pick & placement as I mentioned before is OK. Now our X-Ray machine cannot see if the joint is firm whitin the PCB-pad and the LGA-pad. So I still don't know if this "gonna work" in a long term...The customers of ours doesn't
Electronics Forum | Fri Apr 13 07:12:52 EDT 2007 | bartlozie
Hello, we are a subcontractor firm, because we get all kind of designs, most of the times, our selective soldering machine, had its limitations, a lot of designers don't think about selective soldering design rules, Yes, selective soldering is fas
Electronics Forum | Tue Jul 15 01:02:37 EDT 2008 | grayman
Hi Ck, Good engineers would dream of and want to have big salaries, car plan and others and I believed only technical managers or managers would get. Though, I have not yet visited USA but I know you have the same business system as ours. We, Filipin
Electronics Forum | Sun Mar 03 15:01:47 EST 2013 | marcelorotofrance
Hi, I just returned from vacation, I left some unfinished business I should resume. Our Quad 4c has a broken Align head (I was able to diagnose this problem thanks to the help of mr. Bobpan). Just after my first posting, I was e-mailed by PPM and I r
Electronics Forum | Tue May 07 14:57:40 EDT 2013 | davef
Tape & Reel, Reel suppliers: * Advantek advantek.com/products/packaging-reels.php * Peak International peakinternational.com/tape.html * Acrotech Southwest, Inc. - Kerville, TX; (830)896-6464, Fax: (830)896-8245, SBorroum@ktc.com acrotechplastics.com
Electronics Forum | Tue Jun 25 10:16:41 EDT 2013 | davef
Hi Ryan: I assume you mean reel ... the plastic thing that contains taped components. Tape & Reel, Reel suppliers: * Advantek advantek.com/products/packaging-reels.php * Peak International peakinternational.com/tape.html * Acrotech Southwest, Inc.
Electronics Forum | Mon Jul 11 07:40:11 EDT 2016 | spoiltforchoice
I don't know your machine but you are looking at the most likely areas. Some machines define a placement pressure, other may define an overtravel to make sure the device is firmly placed on the board. There are usually also timings for when the vacuu
Electronics Forum | Tue Nov 15 07:40:13 EST 2016 | robl
1) Look at who is actually franchised to sell the manufacturer in your region, cross check with MFG website. You can buy non-franchised, but if something goes wrong don't expect the local guys to help. 2) Do your engineers/customers need technical s
Electronics Forum | Tue Jul 03 10:20:15 EDT 2018 | yannis
Our firm is SMT factory exclude design, components are selected by customers. We are going on a project by studying the solderability life of warranty at least 3 year for customers requirement. The theory is if the workmanship is good enough, then th
