Electronics Forum | Mon Feb 23 20:27:34 EST 2004 | greg york
Is this a white residue on the joint and surrounding area's, if so the only thing I can remove it with after cleaning is an Isopar(Isoparrafinic hydrocarbon), my guess looking at other pastes where I have seen this is it is a type of wax used in form
Electronics Forum | Thu Feb 19 13:43:01 EST 2004 | northern
What would cause this? Too much pre-heat, not enough, too much dwell, not enough? I am staying within the flux specs for preheat and can't seem to affect it much. Can board/parts contamination lead to this? I think that is a reach but I'm runnin out
Electronics Forum | Mon Feb 23 14:13:13 EST 2004 | russ
Just to finish this up, We did manage to print this little part with good success without any major re-setup of printer settings I would not recommend these parameters for production to anybody however. You can print 2-3 boards before it starts to
Electronics Forum | Sat Feb 21 15:05:49 EST 2004 | adlsmt
Does anyone have a good test to check the knowledge of job candidates for SMT Tech's? We have some good tests for test candidates but need something for SMT people. (like how do you determine optimal stencil thickness or how do you determine what s
Electronics Forum | Tue Feb 24 04:09:31 EST 2004 | Sam
Does anyone have any experience with regards to reworking thru-hole ceramic capacitor D.I.L , taking into acount thermal considerations associated with these packages. The reason we are having to rework is because the device is wavesoldered on a th
Electronics Forum | Tue Feb 24 12:43:08 EST 2004 | esoderberg
I have been using Isopropyl Alcohol for years using a Right angle spray bottle in a tub without any problems. As alcohol has a low flash point, what other chemicals are there that are inexpessive and do not product a waste stream? Note: Isopropyl Alc
Electronics Forum | Thu Mar 04 12:49:56 EST 2004 | haviland
Good morning. We have available several decline and several flat bed belt style exit conveyors, including a couple w/ cool down fans above the belt, e.g., a Kanetic48" OAL w/ 18" wide belt plus (8) fans priced at $1,000.00 FOB IL.
Electronics Forum | Tue Mar 30 10:43:21 EST 2004 | Robert
I could use some help too. I have a bunch of SMD 4 Pads Inductors from Central Technologies. The dimensions of the part is 11.30x13.9x6.9 . I've called four companies already and none were able to find a carrier for this part. These parts are on plas
Electronics Forum | Fri Feb 27 12:33:49 EST 2004 | Gabriele
Some literature recommand to increase TG of PCB when Soldering Lead Free (ie.SAC allow Reflow and Wave ), some literature do not mention it, some recommand it only in case of large panels, etc. According to your experience,what is the best practice
Electronics Forum | Fri Feb 27 12:35:13 EST 2004 | Gabriele
Some literature recommand to increase TG of PCB when Soldering Lead Free (ie.SAC alloy Reflow and Wave ), some literature do not mention it, some recommand it only in case of large panels, etc. According to your experience,what is the best practice