Electronics Forum | Wed Jul 08 09:05:09 EDT 1998 | Jon Medernach
Going to SMT from THT you will find a tremendous difference in machine reliability. All the chip shooters are 99.9+%. Fuji has the largest market share in the US so you will hear alot about Fuji. In the Far East the Create chipshooter by Panasonic
Electronics Forum | Mon Jun 29 11:42:12 EDT 1998 | Clifford Peaslee
The SMTnet Forum archive listings are now available for public inspection. You can post messages from the archived messages, but it will not place your message in the archived listing. Instead, your message will be placed as a _new_ thread at the top
Electronics Forum | Thu May 14 19:05:02 EDT 1998 | Mike Konrad
Dave, Ionic contamination testers are considered to be a valuable tool to determine the cleanliness of both bare boards and post solder boards. There are some instances when SIR testing is more suitable for determining cleanliness than ionic contamin
Electronics Forum | Tue Apr 28 19:43:25 EDT 1998 | Michael Allen
I'd like to find a buyer for the following used equipment: Make: Universal Instruments Model: 4713D Adhesive Dispenser Options: Rotatable dual-dot head (0deg, 90deg) Price: Asking $4K (No reasonable offer refused) I should note that this d
Electronics Forum | Mon Mar 16 20:00:47 EST 1998 | Jon Medernach
| Maybe I'm doing something wrong, but it seems to me that The Forum takes a lot longer to open up now. It also takes a lot longer to get back to the main Forum page, after reading an individual message, and hitting the "BACK" button. What's up? Is
Electronics Forum | Mon Aug 06 09:15:01 EDT 2001 | gdstanton
|120 |140 |160 |180 |180 |190 |260 | with a belt speed of about 28 IPM. The uBGAs are placed parallel to each other along the smallest side. The small edges closest to each other are raised slightly and form a "hill" when looking from the horizon o
Electronics Forum | Wed Aug 15 06:16:30 EDT 2001 | JohnW
Ok so an update on the ceramic board. I've had some success but did have to cheet a little. So Dave, on the fluxing, your right we're not getting it all the way up the barrel and in the end as a short term fix we're dipping the lead's in flux not th
Electronics Forum | Thu Jun 13 11:24:25 EDT 2002 | davef
Sorry to hear about the Quality Department thing, but we all have our cross to bear, eh? Through an extended period, say 8 hours, understand change of critical controls in the following: * Conveyor speed. * Side to side temperature differences. * Ti
Electronics Forum | Mon Sep 10 19:47:23 EDT 2001 | djarvis
We recently trialled a range of different solder pastes. Some just did not have the "green strength" to hold the components when placed by the higher speed machines. I'd never seen this before and spent a day and a half checking all the things everyo
Electronics Forum | Tue Sep 18 13:58:01 EDT 2001 | ert002
50%) only over the appertures where there was poor support. Most prints took 2 knead strokes to print OK, but this caused fine pitch leaded devices to almost short. stencil had to be be wiped after kneading. 2 similar devices with exactly the same
