Electronics Forum | Fri Oct 06 08:22:05 EDT 2000 | jackofalltrades
BGA's are not difficult, but should be inspected no matter how careful you are. Here we have been doing bga's forever and x-ray 100%. Without an x-ray there is no good way to ensure the BGA is placed properly, without bridging or insufficients. If yo
Electronics Forum | Thu Oct 05 09:31:41 EDT 2000 | Daniel
Hi! Does anyone have experience from PCBs with mixed technology. Do you store the PCBs in nitrogen/dry air cabinetts if you�re not able to wavesolder the PCBs within the same day. What considerations need to be taken concerning popcorning/delaminati
Electronics Forum | Wed Oct 04 12:26:36 EDT 2000 | Ashok Dhawan
Not to offend anyone - as this message is not a technical question. I am looking for spare parts for Soltec Wave Soldering Machine Model 6527 Galaxy I. Can anyone advise on sources to get " Used Equipments or spares " ? I need CPU 942/943 Card and
Electronics Forum | Wed Oct 04 05:17:57 EDT 2000 | Frank
All, i am looking for Final Year Project ideas for a Staublii robotic arm , i have though about object orientation/Algorithm vison system ...etc etc anyone have a very good idea for a robust,easy programmable robot for an Electonics Grad Student I a
Electronics Forum | Tue Oct 03 17:06:25 EDT 2000 | Dreamsniper
Hi, Need some extra inputs on what to look into (criteria etc) regarding Contract Manufacturing our Products aside from Cost, Quality, Turn-around Time Parts Wastage rate. What are orther items I need in my checklist to qualify a contract manufactur
Electronics Forum | Wed Oct 04 16:17:08 EDT 2000 | Brian W.
I would be happy to share some insights with you, but would prefer to do it off line. I have been involved with CM work for 9 years. Please feel free to e-mail me a phone number or e-mail address if you would like to speak about it further. Brian
Electronics Forum | Tue Oct 03 16:55:26 EDT 2000 | Chris
Does anyone have any recomendations for a NC flip chip attach flux? I have info from Indium and Kester. Who else makes a good flux for flip chip. I will be dispensing this flux using a doctor blade and rotating disk. I will then dip the flip chip
Electronics Forum | Tue Oct 03 09:13:42 EDT 2000 | jarnopy
Hi This is what i think: 1. Screen printing is fast and dispenser is quite slow 2. Quality is poor on screen printing. Quality is very good on dispenser (dispenser must have screw+pressure function). 3. Screenprinter (automatic) and dispenser (auto
Electronics Forum | Tue Oct 03 13:14:37 EDT 2000 | jarnopy
Hi, You are right, but if you don't have very fast ship shooter then i think that dispenser is better. I have experience on both variation. If you have a line dispenser then speed is quite good. Most often it is sufficient. And unfortunate often qual
Electronics Forum | Mon Oct 02 11:16:44 EDT 2000 | aflewelling
A new book on "hermeticity" by Hal Greenhouse has been offered by William Andrew/Noyes Publishing to us for review. This subject deals with sealing integrity in electronic packaging. Is this a book you would be interested in reading and reviewing f
