Electronics Forum | Fri Dec 13 10:21:28 EST 2002 | gregp
You asked for opinions, here's mine. If you feel you need to wear a walkman to get thru the day then you can go wear it in the unemployment line. Anyone who says they are more productive when wearing a walkman and listening to music in a dynamic wor
Electronics Forum | Wed Dec 11 01:06:28 EST 2002 | iman
Was visting a production floor, of an SMT assembly line, and saw operators using mechanical pencils to write "process stage identification markings" onto the SOIC packages, after the post-reflow inspection. was wondering if such pencil markings is c
Electronics Forum | Thu Dec 12 12:17:00 EST 2002 | MA/NY DDave
Hi Fun Posts, Everyone beat me to the graphite solution, SHUCKS!! A dollar late again You know I didn't know that for years, and never gave it any thought. I felt dumb when I realized it since I was in soldering, knew about lead poisoning, and at
Electronics Forum | Fri Dec 13 10:57:01 EST 2002 | MA/NY DDave
Hi Sounds like a tough problem with those holes underneath. I guess a tight fitted cap that can stand the process is the best idea. DaveF gave you more than a few sources for that alternative. They always send these samples in the mail to me. You a
Electronics Forum | Thu Mar 20 12:09:34 EST 2003 | dlynch
Scott (and others), Sorry I didn't see this thread earlier in the year. Contact Amistar with your needs. We continue to be alive and well. Our service organization hasn't skipped a beat through this tough economy. We're staffed to provide Tenryu, I-
Electronics Forum | Fri Dec 13 07:49:00 EST 2002 | pteerink
I'm no math wizard, but this is my understanding Did you ever have a spirograph as a kid? Took you about 5 minutes and endless number of lines to create one circle ( and some pretty cool patterns too ). To create a square ( or diamond ) you only n
Electronics Forum | Fri Dec 13 10:40:08 EST 2002 | MA/NY DDave
Hi I hope more post on this one. Since it interests me and I haven't read enough on this topic in recent years. Donoughts with a dot in the middle I have seen. The dot in my opinion could be over or under etched or plated with the center of the do
Electronics Forum | Fri Dec 13 11:21:19 EST 2002 | dphilbrick
Since you asked for more here is my $ .02. There are many different vision systems, camera and software combinations that will make each make and model machine work differently. For instance a 1999 Siplace machine might work best with a 1.5mm round F
Electronics Forum | Wed Dec 18 12:49:04 EST 2002 | Mike F
I've used rice, too. The trick is to make the bag big enough to hold down the part or parts, but not so big it interferes with the top side heating of the parts around it. I've never actually used lead or steel shot, the heaviest fill material I ever
Electronics Forum | Wed Dec 18 15:38:59 EST 2002 | swagner
I have had a similar problem in the past, since I have never worked with a semiautomatic printer there could be a few things I recommend that will not work for you. 1. Make absolutly sure that you have proper support under all of the BGA's. 2. Print
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