Electronics Forum | Tue Aug 15 16:57:54 EDT 2000 | Doug Philbrick
In many threads here I have read and talked about Electroless Gold problems and have experienced my own problems with it. Love to hear what others are doing as a replacement. Is it Electroless tin, is it osp or is HASL good enough for .031 pitch BGA
Electronics Forum | Fri May 26 01:50:54 EDT 2000 | Craig
We have no experience in printing glue only in dispencing for short runs. We are finding that our gluing volumes are going up and want to look at screen printing as an option. We are placing 0805 and 1206 chips, melfs, sots and ics. What are the adva
Electronics Forum | Tue May 16 16:54:14 EDT 2000 | Ashok Dhawan
For a typical assembly facility ( where assembly of circuit cards and shelves is carried out), what are usual recommendation for : 1.Ambient conditions ( Temp and Relative Humidity) 2.Use of Smocks If humidity is less than 40%, what are special prov
Electronics Forum | Wed May 17 14:01:46 EDT 2000 | Earl Moon
Steve, Great to see from you again, as so very many times before? New folks always welcome on the forum. You and Dave are management's big hope for success to attract more advertising. Can't wait to see what you have to ask Mr. Harper, if that happe
Electronics Forum | Wed Apr 26 17:33:24 EDT 2000 | John
I agree with what has been said, P pattern takes some playing with, but length and width need to be what the machine is seeing not actual (use trace). The biggest improvement I got was slowing the frontlight scan speed to 50% of backlight setting in
Electronics Forum | Thu Mar 02 18:15:01 EST 2000 | Stu Leech
How is the component marked. Is it ink marked, laser marked or what? What is the material that the marking on? What volume are you looking at? We used a small, pencil-sized sand blaster, loaded with bicarbonate of soda to errode the mark off of plast
Electronics Forum | Tue Mar 07 21:14:46 EST 2000 | Doug Kennedy
Russ, I don't understand this thread in general...Got three APE Chipmaster's and one Chipper running 24/7 and have never had a problem....it's been almost three years. What are you doing with your Chipmaster? What chips? It's rare that we hav
Electronics Forum | Thu Feb 24 15:39:59 EST 2000 | JAX
What's happening Larry, I would help you if I could but I don't remember what the fix was. Do you have it set to reject the trays? This might be what the problem is. We had to turn the tray eject option off on multiple machines due to errors like thi
Electronics Forum | Mon Mar 12 13:08:17 EST 2001 | johnwatt
Daniel, what type of wave set up do you have ?, are you rnning a chip wave and what are your preheat's / fluxes that your using. One thing I was wondering is at what angle your running onto the wave, perhap's you PGA is shadowing your components in
Electronics Forum | Tue Mar 13 07:09:15 EST 2001 | Sal
Guys Just a quick wavesoldering question . What I would like to know is : What causes opens on test points on a single sided board which is fully exposed when it goes over the wave ? The problem is so intermittent that it's doing my head in. The flu
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