Electronics Forum | Wed May 22 02:35:26 EDT 2002 | ianchan
hussman, hi, mebbe we get the stencil fab house guys who spend more time in the workshop making more stencils = more revenue, whereas your stencil fab house is more learned and refined? we make it a point to use an inhouse MS-Excel format to key in
Electronics Forum | Wed May 22 13:07:43 EDT 2002 | melsolutions
Tim, have you considered how efficiency software plays a role in the matrix? Most software from equipment suppliers tends to be programming driven. I have run across a software product from Timms that does an excellent job of controling things lik
Electronics Forum | Wed May 22 10:27:33 EDT 2002 | stefwitt
Fiducial recognition on the Siemens machine works like the Mydata. Once you select this option, fiducials will be recognized when a new program is send. You can also select recognition as part of the feeder refill function mode. There is no automatic
Electronics Forum | Wed May 22 15:56:43 EDT 2002 | stefwitt
The play of the tape is quite significant as I mentioned in an earlier thread. Tape width can vary between 8.1 +/- 0.2mm. Demos on 0201's are most likely done with 8.1 +/- 0.05mm tape. I guess you are referring to the cover tape pull, which can dispo
Electronics Forum | Wed May 22 17:16:11 EDT 2002 | russ
We currently have two samsung CP20 CVs unfortunately I have no experience with the MyDatas The Samsungs are pretty good machines, They seem to be pretty solid all around but have experienced placement problems with 216 pin 16mil pitch QFP. The soft
Electronics Forum | Thu May 23 13:00:51 EDT 2002 | cyber_wolf
One more thing I want to add. Don't turn this into some big deal. Its not atom splitting, or black majic.Bottom line is that you are going to be doing some experiments to prove it to yourself and whomever else requires the data. Profiling is time con
Electronics Forum | Fri May 31 17:52:49 EDT 2002 | fastek
I'm seeing a definate pick up of activity levels in my business. Equipment is finally selling albeit at depressed prices. Unlike last year however when things were not selling AT ANY price. At least there are buyers now. The huge CM's will take a l
Electronics Forum | Tue May 28 09:08:52 EDT 2002 | pjc
Silkscreening is falling out of favor, as it should. SMT IC devices can have their "pin one" solder lands indicated by a round mark, like a fiducial or a "1" mark, both made from either the copper clad PWB material or silkscreened. I have seen some w
Electronics Forum | Tue May 28 13:14:31 EDT 2002 | zanolli
Hello Mark, I'll assume that you are currently wave soldering and would like to eliminate that operation by using pre-forms or press-fit connectors. Solder preforms or solder flux bearing connector leads usually do not require any hole size changes,
Electronics Forum | Wed May 29 08:43:12 EDT 2002 | zanolli
Various solder metal supplies sell pre-forms as loose individual shapes, usually donuts. The loose performs then are placed on the connector leads. If you have any volume at all, you would want to look at a �shake table� that would vibrate a batch of
