Electronics Forum | Fri Aug 24 14:15:24 EDT 2007 | clarkk
Ben, I'm not aware of any 'automatic' method to convert PTH footprints to SMT. Typically, many of the components are passives, and there may be a way in your CAD software to change the passives of a common size to a different footprint. That will co
Electronics Forum | Fri Aug 24 15:18:51 EDT 2007 | consultacionbc
Stephen, This is a board designed for medical apparatus and we're needing to change 3000 placements, it's about 2000 different parts. Some boards have about 90 parts and some have greater amount. Impedence of the board happens to be a great issue
Electronics Forum | Sun Aug 26 07:13:05 EDT 2007 | callckq
Hi Experts, Understand from my friends, PTH crystal can get damage easily when subject to vibration or heat..For example, if crystal drop from table to floor, its internal part already damage @ crack which cannot be seen by eye. Besides, they als
Electronics Forum | Tue Aug 28 11:40:03 EDT 2007 | lloyd
As in the previous reply, When the machine is powered up don't press the start button. Just wait until the software has loaded then go into Sitest (you may need to logon as SERVICE). In the gantry or head menu's you should find the nozzle configurat
Electronics Forum | Tue Aug 28 06:17:11 EDT 2007 | jgrootkoerkamp
I have problems with blowholes during the wave soldering process. I already find out that the stock time between reflow and wave is the most important. The longer the boards are in stock the more blowholes we have. We don't have a climat controlled
Electronics Forum | Tue Sep 11 15:08:11 EDT 2007 | shrek
KRIKIES! If that wasn't a sales pitch, I don't know whut was, me lad. Optimizer is good for DoE's and process characterization, but no substitute for the artform that is wave soldering. When me lads here in Purchasing get PCB's from all over the w
Electronics Forum | Thu Sep 27 10:53:59 EDT 2007 | gregoryyork
Joris, > > Yep, very common to have those small > blow holes in lead-free alloys. We used to get > them very consistently on white-tin finished > boards, and less frequently with gold finished > boards, for what ever that is worth. > > IPC-6
Electronics Forum | Thu Aug 30 11:02:51 EDT 2007 | gmoritz
... talking two-lead LEDS with 2.5mm pitch ... Yes. That's what we are working with. > are the LED terminals shape were Square or > the naturally rounded? Some are round. Some are square. One is U-shaped. > Due to different insert rotations,
Electronics Forum | Thu Sep 06 10:17:44 EDT 2007 | slthomas
"When the head rotates, it rotates about the center (long) lead of the bug. Therefore, the x/y position of that lead does not change as the head rotates." Heh-heh. You'd think so, wouldn't you? Have you observed this with a magnifying glass? What
Electronics Forum | Wed Aug 29 08:59:35 EDT 2007 | knutgaube
Servus! I am currently producing Low volume/high mix on Panasonic CM401-M using PanaPro. For optimzing changeover I am thinking about buying the PanaPro DSM module. We use a self made program at the moment, but it sure is rather a "bettering" than a