Electronics Forum | Mon Oct 03 11:33:09 EDT 2011 | artposada
I have been getting solder balls on the leads of a transformer that I am soldering to my pc board. My parameters are listed below. The board PTH's are .039 The transformer leads are .0255 square. My solder pot temp. is 310C Solder is Lead Free AIM
Electronics Forum | Tue Oct 04 04:47:04 EDT 2011 | grahamcooper22
Having a selective solder machine without a preheat sounds ODD. Preheats are pretty important to drive off flux volatiles and activate the flux so it cleans the parts ready for the solder to wet to them. If you have no preheat then you must be expec
Electronics Forum | Tue Oct 11 09:26:42 EDT 2011 | dilogic
For all of you that are using this version of GSM USOS, I've made a patch that changes default fiducial repair drop-down menu from "Reteach Fiducial" to "Alignment Done". We had a large batch of boards with lousy fiducials and it drove me crazy havin
Electronics Forum | Thu Oct 13 00:18:36 EDT 2011 | kemasta
Hi! We have many PCBA with double side BGA mounted, current practice is to put the board on reflow pallet (durastone 761) to cover BGA at bottom side so that the BGA won't lift after go through reflow oven, but this created 2 problems:- 1) We need t
Electronics Forum | Thu Oct 20 19:35:45 EDT 2011 | eadthem
Your kinda vague on your description, How many components per hour, how many circuits per a day, week, month? what kinds and size of parts.? For a PNP setup for smt boards you will need a stencil printer(possibly manual or full auto like a DEK, 1 o
Electronics Forum | Thu Oct 20 01:24:06 EDT 2011 | vinitverma
Hello, We have made a small tool - PROCAM - for extraction of Centroid Data (X, Y, R, etc.) from Gerber. There are a few softwares available already in the market doing this but they cost a lot of money. Our target is to have PROCAM available to cus
Electronics Forum | Mon Oct 24 16:24:53 EDT 2011 | smdbert
Hello, My name is Bert i'm working by LéTÉ with two mydata smd machines and have sometimes several problems ,most of the problems try to solve it by myself but sometimes the boss also helps and i write the errors in map but first of all 4 questions
Electronics Forum | Wed Oct 26 11:02:41 EDT 2011 | dyoungquist
TP9 machines are good, but old machines. We ran a TP9 for many years. As the machine got older it required more and more maintenance and had more frequent small issues similar to what you are seeing. We only saw 1 of your 4 issues specifically whi
Electronics Forum | Wed Oct 26 20:20:28 EDT 2011 | machinehead
Our Company is suffering a Huge lose in scrap parts. I recently took over the My12 MyData SMT Machine. And I'm trying to find a remedy to the lose of exposed parts when pulling tape out of feeders. I've tryed alot of things? But still no Luck. I'm lo
Electronics Forum | Thu Oct 27 13:42:12 EDT 2011 | sjs2303
I know what you mean but have never found a tool that would do this sufficiently. For higher value parts you should keep them in a bag for the next time you run a job that uses that part and hand fit them. The nature of the feeders means that you w
