Electronics Forum: excel (Page 12 of 100)

Profiling board

Electronics Forum | Fri May 24 11:24:11 EDT 2002 | yngwie

Pete C, Cyber wolf and JohnW...cheers man...excellent input. But I 'm eager to try the method mentioned by Cyber wolf..sounds very convincing. Let see what is the results later. thanx again and have a nice weekend. /yngwie

Kyzen vs Zestron - Which is better?

Electronics Forum | Thu Aug 01 15:55:34 EDT 2002 | pjc

Don't know about the savings over Kyzen, but from my experience Zestron Vigon A200 at 12% concentration in the wash tank delivered excellent cleaning results- even on some NC fluxed paste. Maybe its a price issue?

BTU profile

Electronics Forum | Tue Aug 13 20:54:48 EDT 2002 | davef

The major profiler companies [ie, KIC, ECD, etc] give away FREE Excel spread sheets that list everyone's oven and paste and allow you to input board characteristics and then it suggests a profile. Go get one.

Simultaneously Double side reflow

Electronics Forum | Fri Aug 16 06:39:12 EDT 2002 | Matt Kehoe

SIPAD solid solder deposit and glue dots is an excellent solution. www.sipad.com Matt Kehoe SIPAD Systems Inc

Walkmen In Assembly Area

Electronics Forum | Thu Dec 12 11:47:59 EST 2002 | MA/NY DDave

Hi Excellent. You are right that many areas due to ESD or cleanliness requirements would not be appropriate for Walkmans, personal CD players and such. YiE, MA/NY DDave

Screen printing adhesive

Electronics Forum | Fri Feb 14 17:33:38 EST 2003 | dgjjr

We use Thermoset MA-420 on a pair of Elite 6920 printers. Excellent results. It took some experimentation with aperture sizes and stencil thickness but it works great.

PM scheduler

Electronics Forum | Tue Apr 01 15:36:43 EST 2003 | ssnow

I would like to know if there is any semi automated PM scheduler to aid in prevenitive maintence. Via excel, Outlook,Access or any specific software targeting this subject. Thanks.

Voids in solder fillet

Electronics Forum | Thu Apr 17 17:41:13 EDT 2003 | Takfire

Dave, I truly appreciate your efforts in providing information. Excellent input with the fishbone data. I will put together a presentation later tonight. I hope to return the favor in the future in regards to MLCC manufacturing or application.

Coatings to prevent water ingress

Electronics Forum | Tue May 27 07:59:12 EDT 2003 | pjc

Take a look at this stuff: http://cms.3m.com/cms/US/en/2-178/iileuFX/view.jhtml Its used on boards in beverage vending machines, etc.... not Mil approved but is excellent for commerical apps.

Stencil Aperture Aspect Ratio

Electronics Forum | Tue Jun 24 10:38:47 EDT 2003 | ehess

Bruce, I have a spread sheet, in Excel, that helps in determining stencil thickness, based on smallest aperture size. If you are interested, I can email you this.


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