Electronics Forum | Sun Sep 12 06:49:39 EDT 1999 | Eyal Dickerman
| Hi All, | | Does any one out there have SPC control on Chip placement Machines? I was wondering what type of parameters we can monitor. We have Siplace here equip with SEC-GEM and a monitoring software. Just curious if anyone has done SPC on Chip
Electronics Forum | Fri Sep 10 09:14:05 EDT 1999 | Brian
I'll go along with what John and Dave say. If you must buy it in (and it will be expensive), then never buy it in greater quantities than 25 litres in new PE containers or 1 week's supply, whichever is the smaller, from a local supplier who can guara
Electronics Forum | Wed Sep 08 12:07:25 EDT 1999 | Wolfgang Busko
Being quite new on this forum I don�t know much about history and persons behind the scene but the appearance of this site and the contents seem suprisingly good to me and so I like to thankyou one of the persons for a great job. Wished we had someth
Electronics Forum | Wed Sep 08 17:19:47 EDT 1999 | Earl Moon
| Being quite new on this forum I don�t know much about history and persons behind the scene but the appearance of this site and the contents seem suprisingly good to me and so I like to thankyou one of the persons for a great job. | Wished we had so
Electronics Forum | Tue Sep 07 04:49:53 EDT 1999 | Wolfgang Busko
| Would you let me know how to program a mounter out there. | Do you adopt an in -line program or an off-line program. | Do you use network system to transmit data to the machine. | What percentage can you complete a program at off-line for
Electronics Forum | Mon Sep 06 22:24:51 EDT 1999 | KEVIN SIMPSON
| Please excuse my ignorance, I am a brand new EET student. Can | someone please tell me how to identify smt components on a pcb? | ie: which is a resistor, capacitor etc, and what do those tiny | numbers mean? My digital prof. did not know!!! Tha
Electronics Forum | Thu Sep 02 21:19:25 EDT 1999 | NAZEEH CHAUDRY
| | Could someone shares their experience on the causes of 'Open' in the BGA after reflow. | | | | | Insufficient solderpaste. "No flux" (sat too long after print). | | Those are what I've experienced. | cbga or pbga if pbga check thermal prof
Electronics Forum | Fri Sep 03 14:20:38 EDT 1999 | David
| Could someone shares their experience on the causes of 'Open' in the BGA after reflow. | | You must have been in the same meeting I was in earlier today. We are currently having some opens on BGAs. The problem joints are all on the perimeter of
Electronics Forum | Thu Sep 02 03:17:01 EDT 1999 | Scott Davies
To all SiPlace Users, I know there are lots of you out there! From your own experiences, what sort of life expectancy would you expect (in terms of number of placements) from a rotary star head for a Siplace 80S15 or 80S20 machine, before a replacem
Electronics Forum | Wed Sep 01 14:31:22 EDT 1999 | Dave F
| To aid in heat dissipation of our PCB, we would like to try having copper fill areas on the board that are hot air levelled and not covered with solder resist. Then, when the board is reflowed, solder paste would be applied and then solder. Has any
