Electronics Forum | Wed Apr 16 19:11:40 EDT 2008 | lellis
[quote]Just a thought: if nothing else makes sense, you might want to watch the action of the edge-hold chains of the reflow oven, are they moving smoothly and uniformly around the drive gears and idlers?[/quote] As a PM provider and Man. Tech. for
Electronics Forum | Tue Apr 15 17:02:52 EDT 2008 | aj
Hi, We run with two five zone ovens , so far we have managed fine. Like yoursleves , we are not under pressure for high thru put but I have no doubt this is something that we will have to look at in the future. What sort of settings do you have at
Electronics Forum | Thu Apr 17 07:57:07 EDT 2008 | GSx
Those components can be soldered at both SnPb and Pb Free Reflow process. In case you will submit them to Pb Free Reflow temperature you must treat those components as MSL-3 In case you will submit them to SnPb Reflow temperature, you must treat t
Electronics Forum | Wed Apr 23 10:51:09 EDT 2008 | ap
has anyone come across labelling of SMT carrier tapes? we test devices in a automated handler, but get some customers asking if we can apply numbered labels to the tape to identify the device, ie one label per device. This seems a bit crazy as the s
Electronics Forum | Fri Apr 25 12:36:52 EDT 2008 | fsw
All, Does anyone on the forum have experience with underfill? We have a component with QFN pkg on one of the new products. It has a thermal pad in the centre. Customer wants this component to have an underfill. Questions - 1) Does one normally req
Electronics Forum | Tue Apr 29 09:40:07 EDT 2008 | nitro
It may be a voltage issue. A very slight variance in voltage can cause this. I have seen it before with one of our machines. I think the 5vdc. was dropping out just a little bit. Turned out to be a bad muffin fan. Power supply was getting warm, 5vdc.
Electronics Forum | Tue May 06 09:28:31 EDT 2008 | realchunks
When looking at conveyors, you need to look at how heavy the equipment is. Heavy means it won't move when your fat quality director leans against it. Alignment can be a pain if the conveyor is light weight. Obviously heavy mean a little more expen
Electronics Forum | Thu May 08 08:42:45 EDT 2008 | realchunks
Hi Adam, I'm not riled up. I vote, but I have never voted for a person that I really liked or trusted. Guess that's the character of our government these days. That said, I find it rediculous that you got fined for improper paper work. I agree w
Electronics Forum | Thu May 15 17:27:59 EDT 2008 | aisart
This is just too strange and shady. The EPA can not tell you not to release certain information that is otherwise public even if its unknow. If it did, it would be in breach of the constitution and its own internal codes of condut, ethics or whatever
Electronics Forum | Wed Nov 04 17:47:51 EST 2009 | locostpp
Q3/2009 been and gone. We are moving forward with low cost p&p, quite a few things have changed. We are applying for a number of patents for the feeders, placement head design, servo design, calibration system , etc... We now expect the price of t
