Electronics Forum | Thu Jul 06 07:30:46 EDT 2000 | John
Ralph, Typically our co-op students put down solder paste with a syringe, place the parts on the paste with tweezers, and then reflow the paste with a hot air pencil. This works pretty well when they are hand building prototypes. You can probably
Electronics Forum | Mon Jun 19 19:08:21 EDT 2000 | Brian W.
IPC-610 Rev B: Paragraph 4.1 (page 52), As an exception to fil requirements on Table 4-1 on thermal heat sink planes plated through holes, a 50% vertical fill of solder is permitted, but with solder extending 360 degrees around the lead with 100% wet
Electronics Forum | Thu Jun 15 14:20:21 EDT 2000 | Kevin Simpson
Hi Peter, The Disk you are refering to can be outsourced from several different vendors. The thing to be careful with is getting a consistant colored disk. You don't want to have etc... some dull/bright..etc. We have found one local vendor we use.
Electronics Forum | Thu Jun 15 12:57:12 EDT 2000 | Dave F
0.0006" LT Total pad height = Thickness of ( Copper pad + OSP ) = 0.0014" + 0.00000157" = ~0.0014" (You must be using an organic solderability preservative (OSP) or Electroless Nickel immersion gold (ENIG) because 0.003" tin/lead or white tin would
Electronics Forum | Tue Jun 13 14:14:40 EDT 2000 | Deon Nungaray
Dear Mr. Cunli, I think it would be useful to have the ability to access the archives easily. However, I do have a comment on your home page format. In the past the SMT Forum entries were viewed on the top middle upper section of your home page and
Electronics Forum | Mon May 22 21:30:55 EDT 2000 | ScottM
Thank you much folks! I've printed out these messages and will be acting on it with management. Interesting that I don't get hazardous waste manifests from the dross recycler but I do with my CLS chemicals for the washers (hummm....). I might ad
Electronics Forum | Thu May 25 18:58:49 EDT 2000 | Mukesh Lad
We are a tape and reel house,we use a variety of machines. If you are looking for low voulume, low cost and easy set up for you operators. I would look at Systemation MT-30, this is a good work-horse, I have used them for 10years for small runs, no
Electronics Forum | Tue May 09 10:14:08 EDT 2000 | Stuart Hockensmith
hello- I am looking to add into my predominatly Fuji SMT lines a glue dispensing machine. I currently have for dispensing technology is a Camalot 3800 in one of my two lines. The second doesn't have any capability for glue , thus the reason for
Electronics Forum | Mon May 08 12:02:14 EDT 2000 | Wolfgang Busko
The human machine is one of the most sophisticated know on this planet, "capable" of doing/thinking more than one task/thought at the same time. Sometimes the priorities get mixed up. So, if you have no simple computer or other gadgetry that�s able t
Electronics Forum | Thu Apr 27 21:20:38 EDT 2000 | Dean
Here are some pointers to use during your X-ray inspection. Microcracking is virtually impossible to determine with X-ray. However, I suspect you are looking for "hard" opens. Those are much easier to find visually. If using a paste-and-place pro
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