Electronics Forum | Tue Dec 20 08:26:17 EST 2005 | geb
Thanks for the info. Yes the old camera was a 4mil rectangle, and the new one is a 1mil circle, 2 slots wider. The camera was calibrated on install, but they must have done something wrong, cos it doesn't realise it is 2 slots short. This screws up t
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
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
Electronics Forum | Tue Dec 06 21:48:26 EST 2005 | davef
We thought Bob Willis posted something like that a few years ago, but can't find it [real quick. Maybe someone more patient can.] Anyway, a PLCC68 weighs 4.67gm. On various PLCC size dropping or not: * upto 52 will stay put * 84 will drop
Electronics Forum | Tue Dec 06 17:52:06 EST 2005 | jbraime
Hi, Has anybody downloaded programs to their Contact Systems CS-400 machines using serial (RS232) connection? What kind of cable did you use (handshaking, loopback etc)? Which port settings were optimal for download? I'm using the csdown.exe appli
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
Electronics Forum | Fri Dec 09 13:32:14 EST 2005 | jbrower
Hi Ajay, Does your company currently use any quality standards or is it made up as one goes by the QA department? You might find that using IPC 610A Acceptability of Electronic Assemblies very usefull. This manual is our base line for acceptable or
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
Electronics Forum | Thu Dec 08 22:25:23 EST 2005 | davef
Grant Copper Oxide [Cu2O]: Color is red to a deep red that can appear almost black. Luster is adamantine or submetallic to dull or earthy if massive. Transparency: Crystals are transparent to translucent. Look here: http://mineral.galleries.com/min
Electronics Forum | Wed Dec 07 12:43:04 EST 2005 | Frank R.
Hi, For now we use a Specnor wave and we will by another one for Lead-Free process. We look for an other Specnor but we can have another one from Novastar Model 18FDE. Is someone work with a Novastar wave and do you have some recommandation (concer
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