Electronics Forum | Wed Feb 23 07:36:22 EST 2011 | scottp
We have a new site that is in the process of starting up and doesn't run much (1 tube every couple weeks). They recently called me about using expired paste. I told them to print a few scrap boards and run them through SPI to verify good print and
Electronics Forum | Thu Feb 24 01:50:50 EST 2011 | kprincemoses
Hi mate... I want to use the allegro 16.2 pcb editor tool to design a layout for one schematic. i have generated the netlist(mnl file) for allegro using orcad capture. Can u please guide me that what is the step by step procedure to be foll
Electronics Forum | Sun Mar 20 12:58:23 EDT 2011 | sellenzz
We have a Nitrogen Silo. Your going to want to be careful if you decide to use nitrogen, not only are the levels unstable most of the time but it can also cause your components to tombstone like crazy, especially if you run a lot of LED's. We run 24/
Electronics Forum | Fri Mar 18 13:12:12 EDT 2011 | mikeyjryan
Hello, I am looking for advice on getting the best use out of a new offline SPI machine that my company have bought. I am preparing a procedure for production and I would like to get people’s experience of the following: - Procedure for using a offl
Electronics Forum | Tue Apr 05 15:06:51 EDT 2011 | remullis
I am currently running at 2.12 minutes TAL using Indium 8.9HF. I am up to 68/cm min in a 8 zone oven. Indium recommends 30-100 sec or .30 to 1.40 minutes, I am think of increasing the conveyor speed until I fall with the 1.40 minutes, does anyone hav
Electronics Forum | Thu Apr 14 04:55:21 EDT 2011 | don7888
Hi I have produced a spreadsheet that helps to plan production for SMT Jobs its very much a prototype and my Excel skills are not the best but I would appreciate if people could look over it and offer improvements. It currently operates using only I
Electronics Forum | Wed May 11 14:34:03 EDT 2011 | thejedeye
Google, Documents, spread sheet, public access. Or try a DropBox account. This is an invite link. http://db.tt/5UBwDPV NOTE:FYI:if you use the link and join I get 250 Mb more storage. There are other types like it out there, a customer has such
Electronics Forum | Thu Jun 16 16:50:37 EDT 2011 | boardhouse
Hi Milroy, One thing to check is the FR4 Laminate being used - if this is a RoHs build is the correct FR4 being used by your manufacture. What layer count of board are you seeing the delamination on? Does you board shop Vacuum seal the packages wi
Electronics Forum | Wed Jun 22 02:30:33 EDT 2011 | boardhouse
if its a RoHs Assembly they should be using an FR4 material designed with higher TD to handle higher Assembly temps. 370HR,IT158, IT180, 4000-29 just to name a few that would be suitable. Standard FR4 material is not designed to handle the higher as
Electronics Forum | Thu Jul 07 14:58:18 EDT 2011 | vickt
Prasad, It is typical when experimenting with new materials to have to adjust the airpressure on the syringe and the stroke of the PDP piston (screw adjust on top of the PDP pump). You can add mutiple cycles in the comp Db to make larger dots with th
