Electronics Forum: brains (Page 9 of 13)

Misprint PCB Cleaning

Electronics Forum | Tue Aug 07 01:16:27 EDT 2001 | mugen

When I was reading the smartsonic fantasy, I ended hospitalized for infectious laughs, and side split'in stitches..... Now that cold reality has eased my pain, I must with calm headed purpose, mark my agreement to the Mr.Sean, that salespersons can

Re: Parts Wastage Allowance

Electronics Forum | Mon Dec 06 04:48:53 EST 1999 | Charles Stringer

Greg This is one of the eternal questions. I have racked my brains over this one in many organisations. If you are a low volume user (as your run size of 100 to 1000 would indicate) then you are likely to loose more taped components from loading and

More informations on water clean for CSP/BGA package

Electronics Forum | Wed Oct 06 00:26:04 EDT 1999 | Karlin

| Hi, | | Help! Could anyone help to enlighten me on this? | | Question: | | If I have a CSP/BGA package of size X by Y and the standoff gap between the component and PCB is Z, What is the maximum allowable Y/Z or X/Z that using a normal water cl

Re: More informations on water clean for CSP/BGA package

Electronics Forum | Wed Oct 06 08:41:42 EDT 1999 | Dave F

| | Hi, | | | | Help! Could anyone help to enlighten me on this? | | | | Question: | | | | If I have a CSP/BGA package of size X by Y and the standoff gap between the component and PCB is Z, What is the maximum allowable Y/Z or X/Z that using a n

Re: 1 mil = ?? inches - why don't we all use the same thing ?

Electronics Forum | Fri Sep 17 15:51:07 EDT 1999 | JohnW

| | | I am not familiar with the "mil" metric. How many inches is in 1 mil? | | | | | | ...or 10 mil? | | | | | | | | 1 mil= .001 inches | | 10 mil= .010 inches | | Also, it has nothing to do with metric. | | | I was also confused with this sta

Re: BGAs and vapor phase

Electronics Forum | Mon Jul 19 11:50:47 EDT 1999 | Mario

| | Hi, SMTASSY | | that�s what we do, soldering our double-sided-finepitch-BGA-and all-the-other-stuff-boards in vapourphase because it�s the only thing we have. | First, we do not do real series produktion, only prototyping up to sometimes 20 uni

Re: Hot Bar Mfg.

Electronics Forum | Wed Jun 16 13:58:34 EDT 1999 | John Thorup

| | | A potential customer of our is inquiring if we have capability | | | for Hot Bar manufacturing in the PCBA manufacturing world. If someone can explain to me what this entails, I would greatly appreciate it. Thank you. | | | | | One of the e

Wave Soldering Thick PCB's

Electronics Forum | Mon Jan 28 19:58:02 EST 2002 | davef

Thanks for cutting me some slack on that metric thang, pardner. ;-) ANALYSIS: What??? The 5DX is useful for something!!! Shut ma mouth!!! [Don't you say a thing. I think I know what you're thinking.] FOAM FLUXERS: Your correct, not having a fo

pcb board deflection when mounting component

Electronics Forum | Wed Oct 30 01:23:22 EST 2002 | jasper

It has been my experience that when all > conditions are as they are supposed to be there > should be zero or very little deflection. When > you start placing components with pick and place > equipment that does not have a Z pressure sense, > yo

Batch Ovens

Electronics Forum | Tue Nov 08 22:17:57 EST 2005 | grantp

Hi, I would be interested in the data, and I after our experience with batch convection I am quite skeptical. I would be very interested in temperature plots. What I would like to see before I ever considered a batch convection oven is how the oven


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