Electronics Forum | Sat Aug 29 09:12:39 EDT 1998 | Dave F
| Hi folks, | Lately I am also having problem with BGA ball problem. | We are finding more and more on X-ray analysis and is very expensive to replace. I know for sure that we could | rework on CCGA but there is no certified process in industry as w
Electronics Forum | Thu Sep 10 09:21:27 EDT 1998 | Y.F. Michael Kou
| We are using PCBs of CEM3 Material with bare copper fiducials. The whole | board is of bare copper with a lacquer coating (Coats brother S2974). | The fiducials are of 1 mm diameter bare copper. we use Panasert MV2F as | well as Fuji CP4-3. In bo
Electronics Forum | Fri Aug 07 10:14:43 EDT 1998 | RWW
| I'm currently running a double sided paste smt board loaded with 0603's, on the secondary side. Many of the 0603 devices tombstone during reflow if the parts are not perfectly centered on the pads. Is this caused by the .008 foil thickness? Has any
Electronics Forum | Wed Jul 29 17:39:40 EDT 1998 | David Spilker
| Hello everybody. | Remember I posted some questions on the smtnet regarding placing the thru hole connector using paste and reflow(pin in hole). I have able to accomplish the process succcesfully.....but I have a problem. The boards are failing at
Electronics Forum | Tue Jul 28 12:56:41 EDT 1998 | John
| | | Does anyone know of alternative suppliers of wave solder fingers? I need to replace the fingers on Electrovert (Hollis) wave solder machines but would like to see some competitive pricing to Electrovert. | | Thanks, | | Mike Demos | Try WP
Electronics Forum | Fri Jul 10 08:53:28 EDT 1998 | justin medernach
| I am eager to hear from anyone who has experience with X-RAY inspection equipment (specifically for BGA devices) or can make any recommendations. Any knowledge of second hand equipment for sale would also be valuable. | Regards | Rob Rob, Glenbrook
Electronics Forum | Wed Jul 15 08:30:55 EDT 1998 | Dave Kalen
| | I am looking for a chipshooter capable of installing tape fed smt parts on tape up to 32mm. Chipshooter speed on 8mm components must be a minimum of 12K per hour. Reliability, customer service and price are the gating issues. Please help me ma
Electronics Forum | Wed Jul 01 10:49:01 EDT 1998 | Richard Jackson
I'm having a problem getting good reflow on gold sufaced boards. The profile looks good and I have adjusted it both hotter and colder and adjusted the various times ( soak, reflow ) to no avail. What realy gets me Is that a month ago we built some go
Electronics Forum | Fri Jul 10 14:23:23 EDT 1998 | Bob Willis
You can get a report and CD ROM on pin in hole reflow assembly from the SMTA main office in the USA. They also have a new report on Double Sided Reflow Design and Assembly. | Hi all . | Thanks to Ryan, Brian , Justin and Dave for the timely help ear
Electronics Forum | Thu Jun 25 14:35:58 EDT 1998 | Alon
| | | | | | | Is anyone aware of any papers/publications dealing with the topic of selective soldering of through-hole parts on SMT pcb's..? | | | | I would also be interested in a good reference book dealing with wave soldering. | | | | Contact me