Electronics Forum: electronic (Page 1445 of 7900)

VOC free Flux in Inert Wave Solder Machine

Electronics Forum | Thu Jul 15 18:50:43 EDT 1999 | Raeto Zryd

We intend to use VOC free fluxe in our nytro machine. Does anybody know if there can be problems with water ie. solvent residues in the tunnel. Perhaps there are some white papers available on that issue.

Soldering on gold

Electronics Forum | Thu Jul 15 16:29:49 EDT 1999 | Charles Morris

We are currently assemblying several different board type with gold plated lands with varying results. Can any of you that has successful experience in this area give me some pointers. What paste do you use? Do you use the recommended reflow profi

Re: BGA fab: what's reasonable practise for double sided PCB?

Electronics Forum | Thu Jul 15 19:14:08 EDT 1999 | Gord Wait

Thanks for all the feedback. I'm going for the tsop's on back, with approval from manufacturing, of course. This forum is just what the doctor ordered!

so slow...

Electronics Forum | Wed Jul 14 10:46:58 EDT 1999 | John Thorup

it's just so slow. yesterday afternoon and this morning i have had to leave the site because the delays, timeouts and other errors. what's up?

GSM Bump Process

Electronics Forum | Wed Jul 14 05:54:57 EDT 1999 | Larry Jeter

I have been recently playing the the different bump process within the Universal GSM part data software. Can anyone explain to me the differences between bump process A and E? Any feedback would be helpful

Solder on GF

Electronics Forum | Tue Jul 13 18:18:39 EDT 1999 | King Kong

Hi All, Does any one experienced the solder on gold finger after reflow. Its about 5 to 8 mils diameter . We'd clean the entire screen printer, mounter & reflow as well, but doesn't help much.

conversation required from CKS to/from MKS units

Electronics Forum | Tue Jul 13 17:05:41 EDT 1999 | Stephen Surtees

Looking for a conversion factor for resistance to convert MKS units to/from CKS units thanks

Re: conversation required from CKS to/from MKS units

Electronics Forum | Wed Jul 14 09:17:09 EDT 1999 | Dave F

| Looking for a conversion factor for resistance to convert MKS units to/from CKS units | | thanks | Steve: A volt per ampere, called an ohm, is MKS. The following link can probably help you get to CGS. Ta Dave F

U.S. number for EKRA?

Electronics Forum | Tue Jul 13 15:58:46 EDT 1999 | Jennifer

Does anyone have a US or North American phone and address contact for EKRA (Eduard Kraft)? I have been told by several people that there is a small office here in the US, but so far I've been unable to locate it. Any assistance is appreciated!

NCJ Standards

Electronics Forum | Tue Jul 13 14:02:30 EDT 1999 | Mohit Gujral

Folks, I was wondering if anyone could tell me where I can get information on NCJ standards. The name "NCJ" sounds fimilar but I can't place it - anyone?? Regards, Mohit


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