Electronics Forum: thread (Page 6672 of 7892)

OSP / Paste Printing Problems

Electronics Forum | Fri Aug 30 00:47:53 EDT 2002 | TLe

Dave, you did not understand my problem right. We don�t get paste on the PCB in the printing phase of process. I have seen also poor wetting on OSP, as you descriped, but that is very unusual. I think generally OSP is better than gold/nickel if spea

What color was the towel?

Electronics Forum | Mon Sep 09 13:41:38 EDT 2002 | cp743

Mr. Bentzen, Good morning. We at Fuji have no record of any customer bringing to our attention this issue. We have never had an issue handling these parts to date. The errors that you are encountering are related to an incorrect vision type. You s

Poor Fuji recognition of PhyComp 0603 (1608) cap

Electronics Forum | Tue Sep 10 23:37:22 EDT 2002 | Steve E

Dear Sir I can assure you that I have personal experience with the part in question.This part will run with the recommend vision types ( 11 & 12 ). I noticed You neglected to state how old the machine was, and the amount of hours. The CP-6 series hav

Wave soldering SMT component spacing

Electronics Forum | Thu Aug 29 20:01:23 EDT 2002 | davef

Many people use the same spacing [and pad designs] as they use for primary side SMT. We don�t. DOWN STREAM SMT-TO-SMT SPACING: In addition to proper orientation, components cannot be immediately upstream of terminations that are to be soldered or b

component shelf life

Electronics Forum | Thu Aug 29 18:28:19 EDT 2002 | Dreamsniper

Semi conductor devices last for 5-10 years or more when in use. Since those parts are in stock and are not in use they are considered in good condition. The only concern that you got is how will you process them. We had the same problem before and it

Deep Fried Twinkies

Electronics Forum | Wed Sep 04 15:14:06 EDT 2002 | cyber_wolf

I don't know about what Melo Guy said, but it sounds pretty damn tasty to me. You can spend the rest of you life worrying about what is going to make you fat and kill you some how or another. I say screw it! Bring on the fried twinkies,brew ha ha's,p

Deep Fried Twinkies

Electronics Forum | Wed Sep 04 15:14:13 EDT 2002 | cyber_wolf

I don't know about what Melo Guy said, but it sounds pretty damn tasty to me. You can spend the rest of you life worrying about what is going to make you fat and kill you some how or another. I say screw it! Bring on the fried twinkies,brew ha ha's,p

Deep Fried Twinkies

Electronics Forum | Wed Sep 04 16:19:29 EDT 2002 | melo_guy

I know what you mean about the things in life that make you happy. It is just funny to me how they can always come out with something more fattening. I am perfectly healthy and have very little fat, but i worry about high blood pressure in the futu

Blue Haze ( Not the same as Purple Haze)

Electronics Forum | Tue Sep 03 17:48:34 EDT 2002 | dphilbrick

My customer is finding a blue haze on some SMT pads after processing, kind of looks like a water spot on the surface of solder joints. It requires 20x mag and very good lighting to see. We have done 2 different ionic tests and the boards pass to clas

Blue Haze ( Not the same as Purple Haze)

Electronics Forum | Tue Sep 03 22:32:04 EDT 2002 | davef

Naw, alcohol and solvents won't do dip. Hold-off on: * Destructive testing. [Athough this will convince you to move on to other things.] * Rework of the solder connections. [Although this will correct the problem.] Consider investigating your aque


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