Electronics Forum: did (Page 321 of 411)

Re: Cure/Reflow Profile

Electronics Forum | Wed Feb 23 04:47:29 EST 2000 | Dean

Hey Sal. Requests I typically receive from management stay just that - requests! Maby its just me but unless you have a single line capable of full double sided capability (printer, P&P, flipper (inverter), printer, P&P, reflow oven) the extra trou

Re: your , please

Electronics Forum | Thu Feb 17 21:45:26 EST 2000 | Dave F

Steve: Wadja mean "I fixed it, now tell me what I did to fix it." Steve, you�re one scary guy. ;-) "Steve�s Longer Pad Theory" - Stubby pads will not make solder flow-up the leads of a QFP100, leaving sparse solder on the pads. Given a choice, s

Placement accuracy

Electronics Forum | Wed Feb 07 20:57:31 EST 2001 | Kyle

What are you placing on this equipment? If you are placing flip chips, you need to have a glass plate test system to verify your machine is accurate and repeatable. If you purchase new equipment and plan to place flip chips or ultra fine pitch, it

EPA Certification

Electronics Forum | Mon Feb 19 13:31:25 EST 2001 | billschreiber

Hello Mark, EPA Certification can be a tremendous help to the user that is evaluating new cleaning processes. Let�s face it, if it wasn�t for the Earth�s ozone layer, everyone would still be using CFCs and a vapor degreaser to clean stencils, PCBs

Bottom side process question

Electronics Forum | Thu Mar 15 15:36:39 EST 2001 | traviss

Don�t be afraid of the more standard doubles sided mixed process. Even without a chip wave it works, don�t get me wrong it works better with the chip wave, but even without chances are you will be spending more on the additional steps than you would

Ready, Shoot, Aim!!!!

Electronics Forum | Tue Mar 20 09:21:47 EST 2001 | Claude_Couture

I got into the electronic assembly business because I love fixing machines. It is very satisfying to see an assembly line working the way it should. Then comes the new operator, and the output graph goes down. If most root causes are the human facto

Adhesive Application by Stencil

Electronics Forum | Tue Mar 27 15:53:13 EST 2001 | johnw

RW, I've been printing glue by stencil for a while. Like the other guy's say there are various method's and material's that you can use but then your printing paste so the ideal is for as little change as possible to the method's your already using.

Adhesive Application by Stencil

Electronics Forum | Tue Mar 27 15:53:14 EST 2001 | johnw

RW, I've been printing glue by stencil for a while. Like the other guy's say there are various method's and material's that you can use but then your printing paste so the ideal is for as little change as possible to the method's your already using.

Researching stencil cleaners

Electronics Forum | Wed Mar 28 15:47:06 EST 2001 | kerryn

Mike, I see that you are from Aqueous Technologies and you sell stencil cleaners. I now understand your sensitivity to this subject. I seriously doubt that the EPA would copy you on correspondence between the EPA and another company. If they did,

PCB Trouble shooting Lab

Electronics Forum | Tue Apr 17 09:38:04 EDT 2001 | CAL

With some help from our good Friends at Agilent Technologies our RF Lab includes testing up to 100GHz. Equipment includes Vector network analyzer, signal analyzer, dual channel power meter, noise filter meter, advanced impedance analyzer (including


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