Electronics Forum | Tue Mar 20 20:14:40 EST 2001 | davef
Electroplating [electrolytic] and dipping [HASL] are the two methods for applying solder coatings to features on boards. Disadvantages of electroplating lead / tin are: * "Weak knees" created at the edge of plated through holes. [I used to get weak k
Electronics Forum | Thu Mar 22 15:44:50 EST 2001 | pteerink
I have a board with QFP240 plastic package exhibiting the same characteristics. Minimum heel fillet that doesn't change with stencil mods, paste change, profile change etc ( I am working to class 2, though, so my pass spec, although they are not pret
Electronics Forum | Thu Mar 22 15:45:20 EST 2001 | pteerink
I have a board with QFP240 plastic package exhibiting the same characteristics. Minimum heel fillet that doesn't change with stencil mods, paste change, profile change etc ( I am working to class 2, though, so mine pass spec, although they are not pr
Electronics Forum | Mon Mar 26 15:50:57 EST 2001 | jsmith01
Does anyone know who makes, or were to get a finger-actuated switch for a pneumatic dispenser? I used one years ago at a different company but for the life of me I cannot remember who makes it. I have looked in the typical places - Contact east, Te
Electronics Forum | Mon Mar 26 19:48:22 EST 2001 | pzohbon
In regards to cleaning RMA solder paste from stencils; Right now we are cleaning the stencils by hand. I want to get away from this by going to an automatic cleaner. Any recommendations for ultrasonic stencil cleaning systems using 440-R SMT deterg
Electronics Forum | Tue Mar 27 13:53:11 EST 2001 | gcs
Ultrasonic I understand maybe the best at cleaning stencils, but we use a "pressure spray" it works very well and only takes appx. 12 minutes to wash & self dry. Alcohol is the cleaner, but there are several company's making detergents for cleaning
Electronics Forum | Tue Mar 27 15:15:32 EST 2001 | Mike Konrad
SmartSonic states that they will not sell their 440R chemistry unless it will be used with their machines. But to answer your question, the following manufacturers make ultrasonic stencil cleaners compatible with 440R and many other chemistries. Aq
Electronics Forum | Thu Mar 29 14:01:26 EST 2001 | Mike Konrad
Hi Bill, spin doctor Function: noun : a person (as a political aide) responsible for ensuring that others interpret an event from a particular point of view You made your point and I made mine. I will apologize to the readers for the excessive ban
Electronics Forum | Wed Mar 28 15:37:20 EST 2001 | pteerink
Steve, When you say "CAD input", do you mean centroid data ( xy locations ) or generic cad info straight from the layout software. ( so far the machines I have been looking at use centroid) What are your rates of "false failures" and how do your o
Electronics Forum | Wed Mar 28 11:22:49 EST 2001 | rickroth
I am doing a research project for school and was hoping somebody could asnwer the following: How would I market a new product to Japanese electronics manufacturing factories? Do they use catalogues like they have here, similar to Contact East or
.jpg)
Buyer, Seller, Broker of Electronic Assembly Equipment
Equipment Dealer / Broker / Auctions
309 West Pickle Alley
Rushford, MN USA
Phone: 507-864-7477
