Electronics Forum | Wed Jul 13 10:47:41 EDT 2005 | Tom
Thanks a lot folks! Seems like 1:1 in generally accepted. However Cookson/Alpha seem to be the only ones complicating homeplates to "roundy" instead of "triangular". I'll do some tests... Thanks again!
Electronics Forum | Thu Jul 21 14:16:56 EDT 2005 | stepheniii
Tell them every action taken with the boards carries risk of damage. Process steps that don't do anything should be avoided because they carry the risk of causing defects. Even inspection causes the occasional defect, and board handling in general s
Electronics Forum | Thu Sep 29 06:43:13 EDT 2005 | Mika
Hi Stephen, my mouse have its own will so the wrong [Replay] was pushed. My intention was to share some general programming info. /Regards
Electronics Forum | Thu Nov 03 10:02:33 EST 2005 | Rob
Very badly in general. You may get away with it if: 1) Your board if very thin & simple 2) Your heaters will actually allow the zones to reach the required temperatures 3) There are no fragile components on board 4) You've been very good & believe
Electronics Forum | Mon Nov 21 12:02:27 EST 2005 | Guenther
In general, the operators know what is expected from them, but, to be fair, they should also have the IPC training to back them up.
Electronics Forum | Mon Nov 28 20:51:26 EST 2005 | davef
Se�or Tech We use stencils from other suppliers. So, we have no specific problems from Microscreen. Generalizing, most stencil manufacturers recommend that their product not be exposed to temperatures in excess of 110*F (43*C). Our old buddy B S
Electronics Forum | Tue Jan 31 13:55:56 EST 2006 | samir
Anyone know what the general rules / requirements are for micro-BGA's and CSP's as to when capillary underfill is required? (ie size of bump/ball, package thickness, PCB/CSP thickness ratios, etc).
Electronics Forum | Wed Mar 01 12:28:48 EST 2006 | Chunks
Round cracks that look like it's from a placement are generally from a too big Delta T in wave (been there done that). All other cracks are anomalies. Ya gotta see it find it.
Electronics Forum | Tue Feb 28 20:56:12 EST 2006 | davef
Here you go ... PCB FR-4 Inspection Manual 1 Introduction This defines the minimum acceptability requirements. It is not intended for use as a performance specification for the Company or procurement. It is based on the requirements of Acceptabi
Electronics Forum | Tue May 23 11:26:50 EDT 2006 | jdumont
Good day all, we were offered a pretty good price on a demo stock Vi-3000 AOI system. Just wondering if anyone has any feedback on this unit or the company in general... Thanks in advance, JD