Electronics Forum | Wed Aug 31 12:24:50 EDT 2005 | Jaya
I have an new product which I brought from another country which I want to do some buz in my country by knowing the product sctructur and copywtite to make the product locally. It is a song player gadget (like transistor player,handheld sizeable).Th
Electronics Forum | Thu Sep 01 08:15:51 EDT 2005 | jdengler
The 1CA0A009 would lead me to believe that the PD's may not be as accurate as possible. If the PD is bad then every location that uses that PD will have about the same error rate. The 12040403 would lead me to believe the feeders are haveing trouble.
Electronics Forum | Mon Sep 05 01:38:12 EDT 2005 | plcc
I hv a PCB (mtrl is RF35). After going thru' reflow, we found yellowish stain on the solder pad (solder mask). It looks like burn-marks. The reflow temp use is 245oC. We tried running bare pcb under 220oC, there's minimum stain found (acceptable),how
Electronics Forum | Tue Sep 06 09:20:50 EDT 2005 | Bob R.
We approached it the same way we select SnPb pastes. We started by doing coupon level tests to sort out the obvious "bad" pastes: SIR, wetting, solder balling, print quality, etc. That cut the field in half. From there we started to do assembly l
Electronics Forum | Thu Sep 08 06:19:55 EDT 2005 | lupo
Hello, Could anyone provide some support concern issue with vertical fill of through hole solder. Our lead free wave soldering process is not capable to fill 100% (requirement of our customer)through hole. We made everything (DoE) - different amoun
Electronics Forum | Thu Sep 15 03:07:15 EDT 2005 | LeeHoMa
hi All, I am new to this forum and got a technical problem as below. Please see if anybody can help to solve it: I am currently producing one PCB board with 2 side SMD parts and all AI component in 1 side. I try to have both side SMD part soldered(
Electronics Forum | Thu Sep 15 22:00:17 EDT 2005 | LeeHoMa
hi Stephen, Thank for your comment! Yes! My people also share the same view that customer is asking something which is in more theoretical side. They want us to collect a lot of statistical data to prove our process. Anyway, customer is not only
Electronics Forum | Fri Sep 23 04:12:11 EDT 2005 | siverts
Installation/set up of the component shuttle is critical. The shuttle must be perfectly squared and leveled, since it has a 4 spindle pick/place head on it. This shuttle head can pick up to 4 comps. from the shuttle feeders (gang pick) and will deliv
Electronics Forum | Thu Oct 13 15:41:30 EDT 2005 | lyrtech
Hi, We have a customer who give us a 20K board contract each year. It's only thru-hole components.The baord is HASL plated. So we pass it into our wave. No problems. Recently, our customer decided to go into GOLD PLATED finish. We take the same re
Electronics Forum | Tue Oct 18 06:04:39 EDT 2005 | Rob
It depends on a number of factors - including as Russ pointed out, complexity (sometimes you need to create very complex profiles if you have large BGAs and other such components, which require at least 7 heated zones), then you have size, required l
