Electronics Forum | Fri Mar 05 05:36:23 EST 2010 | grahamcooper22
Are both photocouplers exactly the same ? More importantly, do they have exactly the same metalisation on their legs ? I have experience where same relay devices have different leg metalisations (one was matte tin / one was gold over platinum over n
Electronics Forum | Thu Jul 08 23:46:21 EDT 2010 | rdoss
I have this same problems on the flex i use, most of which has an ENIG or immersion silver finish. About the only thing I know to do is have your supplier package it in a vaccume seeled bag to keep it from oxidizing. Otherwise you end up having to
Electronics Forum | Mon Aug 30 09:17:28 EDT 2010 | sreid
Yes we have a set Hot-Tweezers. I should have stated above that all of the resistors have been removed already and the new parts are being soldered on. I was just looking for a quicker method of rework. But thanks for the ideas.
Electronics Forum | Thu Sep 30 10:56:03 EDT 2010 | jdengler
Does anyone have a Fuji CP-IV-3 Feeder parts list manual? If you have it in electronic format that would be best. If you have a hard copy that you want to sell I would be interested also. Thanks, Jerry
Electronics Forum | Mon Nov 29 18:23:19 EST 2010 | comprep
Has anyone had any success with placing BGAs with the Quad QSP-2? We have been having alignment issues with BGA placement but our placement of 0402 parts is dead on. We have worked through the calibration and it seems to be correct.
Electronics Forum | Mon Jan 03 09:39:34 EST 2011 | dyoungquist
We have gotten various errors that I have had to troubleshoot over the years. However, I have not seen an "Xfan not working" error. I do not know what would be causing that. Sorry.
Electronics Forum | Thu Mar 03 19:10:44 EST 2011 | fordf1502004
We are using Universal's Hsc for our production. the problem we are having is we are placing 0402 with a 8mm feeder with a pitch of 2, while running production, the feeder continues to advance with a pitch of 4. anyone have an idea as to why. the com
Electronics Forum | Fri May 06 09:39:26 EDT 2011 | leemeyer
Sorry but I have never worked with a machine that has the Cyberoptics system. Have you tried talking to PPM (www.goppm.com), They have been very helpful to me.
Electronics Forum | Wed Jun 15 10:04:52 EDT 2011 | steveblackecmpe
I have a wave that does NOT have top side preheats. I have not worked with a machine like this in the past. The majority of my experience revolve around topside temps prior to entering the wave. Has anyone else worked with a process like this? What a
Electronics Forum | Wed Jul 20 11:44:35 EDT 2011 | pbarton
We do the same as LarryD. All the profilers I have seen that have thermal jackets deemed capable of going through and helping the logger survive the VP process have a lot of mass. This mass will affect the profile considerably.
