Electronics Forum | Tue Jun 12 14:29:01 EDT 2007 | realchunks
You'll need to calibrate your effectiveness to the deliverables of the adhsive quality and initiate the description of the criteria for requirements by developing a framework for the application architecture consistent with the planning corridor spec
Electronics Forum | Wed May 30 13:50:57 EDT 2007 | rgduval
I replaced an upper element in an 1800W. Took about 4 hours total. That included arguing with the rusted in screws, messing around with warped shields, and a call to Heller Tech Support to go over how to do it. In the end, it wasn't nearly as comp
Electronics Forum | Wed May 30 22:09:31 EDT 2007 | jeffreys
I'm trying to find a solution that will clean our PCBAs that will meet the following criteria: 1. Low cost 2. Enable us to clean 25 - 100 PCBAs per day 3. Leave boards clean, including residue removal 4. Preferably environmental friendly 5. should b
Electronics Forum | Fri Jun 08 15:37:41 EDT 2007 | ck_the_flip
Jim: I have limited knowledge, but here's what I know: 1. Yes, it's a standard process. In today's SMTNet, it's rarely mentioned, and few people reply to postings. 2. Nope. It's a "specialty" piece of equipment for most CEM's. Depending on you
Electronics Forum | Thu Jun 14 04:20:26 EDT 2007 | sami
Dear ERhard.Our placer are Universal Genesis machines and the screen printer is DEK Horizon 02i . for Maian board the tact time in the placer is about 14 Sec and the printer is about 22 Sec. Means there is a big waste time . for Front pannel we are u
Electronics Forum | Tue Jun 19 11:27:07 EDT 2007 | realchunks
But his placement machine time was 13-14 seconds. That's the goal. "Our placer are Universal Genesis machines and the screen printer is DEK Horizon 02i . for Maian board the tact time in the placer is about 14 Sec and the printer is about 22 Sec.
Electronics Forum | Thu Jun 28 11:51:24 EDT 2007 | mika
Hi, Are we talking about the pick-up tolerance so for any chip component set it to 0.5mm. It will save a lot of trouble right there. As for body tolerence if it is a zero then it will automatically use a standard value, based on the size of the body
Electronics Forum | Mon Jul 09 11:19:07 EDT 2007 | swag
I could be wrong but I don't believe that you can start with any empty spindles. If it picks up nozzles, you will end up with more than one empty changer hole which will not work for the vacuum that is required to remove the nozzles from the spindle
Electronics Forum | Mon Jul 16 15:44:27 EDT 2007 | davef
J-STD-001 doesn't necessarily require additional controls under conditions of low humidity, only that you verify the effectiveness of what you have in place. ESD S20.20 [1999] only says that relative humidity above 30% is "desirable". ESD S20.20 [200
Electronics Forum | Tue Jul 31 22:06:12 EDT 2007 | davef
We had no problems reflowing an assembly on Bergquist Thermal Clad. The assembly was small. So, we built it on a 8-up fixture. It stayed in the fixture from screen print, through pick and place, and into reflow. When the fixture came out of the r