Electronics Forum: having (Page 2101 of 3473)

BGA inspection microscope

Electronics Forum | Fri Dec 02 07:53:25 EST 2005 | solderiron

Get a demonstration, on most packages these systems can see down a row. You don't see solder flux residue with X-Ray. You don't see the intermettalic bond with x-ray. They are some what expensive but together with X-ray you have an excellent quality

BGA inspection microscope

Electronics Forum | Fri Dec 02 09:12:20 EST 2005 | chunks

We have both Ersa scope and X-Ray. Everyone uses the X-ray because it's a quick way to check for shorts, which seems to be the line supervisors only concern when it comes to BGAs. The Ersa is fine, but it's only real use is to examine a couple of r

BGA inspection microscope

Electronics Forum | Wed Dec 14 12:57:23 EST 2005 | grantp

Hi, Wow, that's cheap. I did not know they were available that low cost, and we had been quoted much higher for the Ursa scope, so that's why I thought why bother, and lets put it into xray. I bet Superman would have a terrible time working in an S

CSM 84V: damaged parts (mmelf, 0805) during placing.

Electronics Forum | Tue Dec 20 12:09:33 EST 2005 | randygray

Hello, I have a CSM 84VZ for sale. This machine runs except for a sensor problem in the Z upward motion when you attempt to zero the machine. Please let me know if you are interested and I will send you complete details. Best Regards, Randy Gray

How to disable feeder slots

Electronics Forum | Tue Dec 06 08:35:17 EST 2005 | geb

Hi, I have put a new camera into a Universal GSM(1) machine, but it takes up an extra feeder slot either side. When optimising itself it does not know that a feeder won't fit there. Does anyone know how to tell it not to allow feeders in certain slot

How to disable feeder slots

Electronics Forum | Tue Dec 20 16:47:22 EST 2005 | toml

Parameters -> Cameras) Look at the camera serial tag and you should see C4 or OAL or C4 OAL. Make sure the camera type is set to strobed RS170 (C4) or whatever type you have. Then set defaults for this camera, and power cycle. This will fix the f

SMD weights

Electronics Forum | Tue Dec 06 16:20:48 EST 2005 | jsloot

Does anyone have a list of SMT components with their weights? For instance, a PLCC64 pin = X grams. I am not even sure if such information is really valid but it would be interesting to know when developing a reflow profile for convection ovens on a

SMD acceptable criteria

Electronics Forum | Wed Dec 07 00:43:13 EST 2005 | ajay

Hello All, Do any acceptable criteria is followed on DPM for SMD soldering joint / defect. We do face tough time with QA, as they demand 100%. Our SMD board is having about 2000 soldering point & even 99.90% ok (1998 points ok out of 2000) QA do not

what is the cause of green decay on the soldered wires

Electronics Forum | Wed Dec 07 12:28:37 EST 2005 | PWH

I have seen problems similar to this caused by too high concentration of cleaning solution used in ultra-sonic cleaning process. If cleaning solution is used, make sure it is compatible with solder process. Also, improper mixing of fluxes and solde

Screen printer to fit needs

Electronics Forum | Thu Dec 08 16:30:30 EST 2005 | valuems

Hello As rick has said there is several printers that would meet your requirements. But I feel that there is several machines that are a lot cheaper to buy than the HiE machines. Look for a machine that you can afford and only buy it if you get a w


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