Electronics Forum | Tue Apr 27 12:19:17 EDT 1999 | John
Has anybody had experience wavesoldering 1 watt 2512 resistor packages?? I know it can be done, but are there reliability issues? We are in the middle of a new product and the question was posed to me "Can we use 2512 1 watt resistors on the bottom
Electronics Forum | Thu Apr 22 10:57:20 EDT 1999 | Jack Coia
On various PCB's after building processes,such as reflow, flowsolder and wash. The soldermask on the PCB's have become discoloured, like a 'marble' effect all along the solder side of the board, it is lighter in contrast than normal, although when ot
Electronics Forum | Mon Mar 22 05:39:36 EST 1999 | Bob Willis
Has any one seen failures of chip resistors after 1-2 years where the junction between the silver termination and the restive element on the top of the ceramic has corroded through. This results in a high resistance failure after this period of time.
Electronics Forum | Tue Mar 23 16:28:07 EST 1999 | CHANCE TURNER
| I am looking for clip art images of electronics assembly. Images like wave soldering, surface mount components, soldering irons... just general assembly graphics. Many sites have different individual images that they use I was just wondering if a
Electronics Forum | Fri Mar 12 23:05:37 EST 1999 | Joe Cameron
Has anyone got problems with their Fuji CP6* holders sticking and not indexing the nozzles? We find about 2 or 3 holders seizing up on us every two weeks or so. It's really frustrating, not to mention the damage it can cause on the machine and the
Electronics Forum | Sat Mar 06 13:52:13 EST 1999 | Earl Moon
Where I'm located, we call it OCC. By any other name would it smell/stink as sweet? I need to know, though it's been overworked, who has experience with OSP and its compatibility with water and IPA no-clean, VOC no-clean, and device adhesives (possi
Electronics Forum | Thu Feb 18 12:56:18 EST 1999 | Bob Barr
We are using .040" diameter fiducials (global and local) on our boards. They are solder covered and HASL. I get batches of boards where the p&p vision system has trouble reading the fiducial. The fiducial looks dark on the screen. The board vendo
Electronics Forum | Wed Nov 01 09:01:55 EST 2000 | Thomas Ballhausen
Since your problem has been posted quite some time ago I am eager to know, if you have got any clue. One of my customers recently claimed our 313-PBGA causing problems, as one of its balls (randomly) is almost dewetting. So no evidence is found by x-
Electronics Forum | Tue Jan 12 18:33:54 EST 1999 | Jorge L. Torres
I am currently using Alpha WS629. I have a Malcom SPS-1 Solder paste mixer. I find that the mixer after running for the recommended mixing time (10 to 18 Min) ball's the solder in the jar. 1) Is there any other Manufacture having the same prob
Electronics Forum | Tue Jan 12 17:10:09 EST 1999 | C.K.
Hi Folks. Has any Process Engineer here done a complete evaluation or controlled experiment for VOC-FREE Flux? Our goal here at CEBUKid, Inc. is to implement a VOC-FREE process. We have all the necessary (OPTIFLUX) spray equipment, and we're curre