Electronics Forum: scientific (Page 1 of 11)

Conformal coating for 90% humidity

Electronics Forum | Thu Sep 08 18:41:17 EDT 2005 | bhu

Try parylene. http://www.vp-scientific.com/parylene_properties.htm

First documented case of tin whisker formation

Electronics Forum | Mon May 15 05:17:18 EDT 2006 | Rob

Hi Patrick, Sorry, wrote it in a hurry on Friday afternoon, I meant show us evidence of a scientific trial on all or at least some other alloys. I accept Tin whiskers and other similar phenomina exist, I even accept that the whole ROHS directive

Help ?!!

Electronics Forum | Fri Mar 31 15:56:13 EST 2000 | Neil Harris

I have a pre-bake / curing oven and I am trying to find the manufacturer for help, but I cannot find them. The oven says GCA CORP, Precision Scientific Group. Does any one know how I can reach them ??? Thank you, Neil

Re: Alternatives to device bake out

Electronics Forum | Sat Oct 16 23:54:43 EDT 1999 | Stu Leech

We have just completed some scientific work on the subject of component bake-out and alternative methods of getting the job done quickly. If you would like a copy, email me at sleech@ix.netcom.com Stu Leech

Re: Solder Balling Machines

Electronics Forum | Fri Feb 05 09:47:54 EST 1999 | Dave F

| Name of equipment that automatically does the solderballing. Pads are .010" on .050" pitch | Rich: Try Flux free: Scientific Sealing Technology 562.803.3361 Flux: Vanguard 800.524.7897

Hydrometer Suppliers?

Electronics Forum | Tue Aug 28 12:18:58 EDT 2001 | mparker

Ask your purchasing department if they have any catalogs for Scientific supplies. There are a couple of large suppliers that can solve your needs.

Hydrometer Suppliers?

Electronics Forum | Tue Aug 28 16:43:19 EDT 2001 | davef

Try: * McMaster-Carr http://www.mcmaster.com/ * Fisher Scientific https://www1.fishersci.com/main.jsp

Solder ball specifications?

Electronics Forum | Mon Jan 28 20:06:52 EST 2002 | davef

Sounds like an interesting project. In Euroland and Japan, there are political moves with no scientific basis afoot to exclude lead from electronic products. There is a HUGE body of knowledge on the topic. For instance, Electrochemical Publication

Water Quality Requirements to wash boards

Electronics Forum | Thu Apr 11 12:53:41 EDT 2002 | Winnie Chan

I was wondering what the water quality requirements are to wash PCBs? For example, the specific details including resistivity, pH, etc. In addition, can you also explain why DI is preferred? What is the scientific explanation behind that? Than

Westek / ICOM Standardization Solution

Electronics Forum | Tue Aug 09 09:13:45 EDT 2005 | davef

You should use deionized water and laboratory NaCl. Try a local college or high school for the NaCl. Otherwise, order it from a laboratory supply house [eg, Fisher Scientific, Spectrum Chemicals, etc].

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