Electronics Forum | Fri Jul 06 18:26:20 EDT 2001 | davef
Groovy!!! [Sorry, I always wanted to say that.] As background, look at: * SMTnet Archives * "Pocket Guide to Excellent V-Scoring" and "Scoring FAQ's" [http://www.accusystemscorp.com] they cover all of the dimensions and give a short summary on the
Electronics Forum | Fri Jul 27 12:34:47 EDT 2001 | loriannplummer
My engineering couterpart has the task to evaluate AOI and we will be receiving one next month. In most of the articles I've read, AOI is deemed effective post paste and post pick-and-place (pre-reflow), but there are rarely discussions about post re
Electronics Forum | Mon Jul 30 11:10:41 EDT 2001 | hinerman
There are several things to look for in a compliant tooling system 1. How much force per pin is required to lock the pins in place? This is especially important since you will be multiplying by the total number of pins on all modules. 2. Is ther
Electronics Forum | Tue Dec 21 17:58:44 EST 1999 | Brian W.
When doing PIH processes, it is critical that you control the solder VOLUME, not the height. You must define the process, monitor it and control chart it to keep the paste volume consistent. You have do some careful engineering to determine how muc
Electronics Forum | Mon Dec 13 21:11:53 EST 1999 | Curtis T.
Steve, I have done countless board profiling and oven reflow profiles. Here are the critical factors on you need to address. What is your board surface finish, if it is something like an OSP it will need a good amount of an active (aqueous) flux to
Electronics Forum | Fri Nov 26 06:18:18 EST 1999 | stefano bolleri
Jeff & Ted, we have used a dispensing system too and yes, I agree, we are not too happy with the results. Not at the point that it doesn't work, though. I think our problem basicly is that we have selected an entry-level dipensing system. We are app
Electronics Forum | Fri Nov 05 17:17:32 EST 1999 | NickMata
Fred, The system will base itself on the information within the GF file. In the GF file you provide the description as to the physical dimensions, features, tolerances and handling for the part. Once the component has picked up the image, it is "see
Electronics Forum | Mon Oct 11 05:48:17 EDT 1999 | Brian
| I am checking out trays for packing of Simms, and I would like to know what are the main differences between Anti-Static and Conductive trays. Anti-static are cheaper, but I would like to know about properties of one against the other, what are var
Electronics Forum | Wed Oct 13 12:12:04 EDT 1999 | Bill Haynes
Hello Morris, I hope that my superiors don't see your message or they might have me go through all of that to calculate my cost per part mounted. One of the things that has helped me out considerably is an Accounting report that gives me all
Electronics Forum | Thu Sep 23 17:31:12 EDT 1999 | DaveH
For another excellent vendor try EMC GlobalTechnologies in Pennsylvania (215)340-0650. Contact Marty Wetzel. | | | | | | any thoughs? | | | | | | thanks | | | | | | | | You should use pallets that stand the reflow as well so that no separation wi