Electronics Forum: procedure (Page 66 of 86)

Re: Which SMD placement machines are easiest to use?

Electronics Forum | Wed Jan 26 12:48:56 EST 2000 | Wolfgang Busko

What does easy to use mean? From operators view: - simple input menue - precise error messages with suggestions what to check first - trustable feeders - low noise - feederchange possible without stop - automatic pickup-position alignment - safety fe

Re: Misalignment during reflow

Electronics Forum | Thu Nov 11 14:13:57 EST 1999 | Dave F

Thomas: From what you're telling us, you seem to be thinking correctly: 1 Paste should not spread appreciably in preheat 2 Something has changed, because you've not had this problem, until recently Two things to consider: 1 Has any thing changed

Re: 0402 part identification

Electronics Forum | Wed Oct 06 09:23:47 EDT 1999 | Wolfgang Busko

| I would like comments on how the industry handles 0402 parts, regarding identification. Since the parts are too small to be labeled, how can we accurately identify the parts and or values, either before or after assembly? | When the boards go to te

Re: I wonder

Electronics Forum | Thu Sep 09 13:17:27 EDT 1999 | Brian W.

| | I wonder to knock this site with this question? | | Are there some body have applied 6 SIGMA TOOL to improve | | the smt process or etc. especilly smt process is better. | | I want to hear the difficulties to apply this tool. | | and experienc

Re: Camalot

Electronics Forum | Sat Aug 07 09:30:46 EDT 1999 | Earl Moon

| | Folks, | | | | Probably not the forum, but forgive me as I am but a dog as described by Justin and admitted by me. However, I am looking for a previously owned Camalot 1818 "goop" dispensing system for selective wave soldering operations. Anyone

Re: Camalot

Electronics Forum | Mon Aug 09 10:24:05 EDT 1999 | Peter

Earl, why don't you post this ALSO in the "Mart". Is there a reason? | | | Folks, | | | | | | Probably not the forum, but forgive me as I am but a dog as described by Justin and admitted by me. However, I am looking for a previously owned Camalot

Re: Camalot

Electronics Forum | Mon Aug 09 10:31:10 EDT 1999 | Boca

| Earl, why don't you post this ALSO in the "Mart". Is there a reason? | | | | | | | Folks, | | | | | | | | Probably not the forum, but forgive me as I am but a dog as described by Justin and admitted by me. However, I am looking for a previously

Re: Camalot

Electronics Forum | Mon Aug 09 15:00:04 EDT 1999 | Earl Moon

| Earl, why don't you post this ALSO in the "Mart". Is there a reason? | Just too damn dumb and have little time, but thanks Pete as I'll do just that. Earl | | | | | Folks, | | | | | | | | Probably not the forum, but forgive me as I am but a dog

Re: Is baking PCB necessary before solder process?

Electronics Forum | Wed Jul 28 20:56:58 EDT 1999 | Dave F

| Currently, we are baking any PCB before process on SMT, the 'reason' is to dry any possible humidity that could be inner the PCB, it does not matter if the PCB is multilayer or not. We bake PCB's at 107C for 4 hrs and the board must be process into

Re: Bga reballing

Electronics Forum | Thu Jul 22 22:57:14 EDT 1999 | Earl Moon

| Does anyone have any experiences with bga reballing. | When I had reworked failed bga part with new part It was good. | So I tried to reball bga detached but failed . | I guess the cause of fail is thermal shock. | IS IT OK TO REBALL BGA PARTS


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