Electronics Forum | Tue Dec 29 04:27:08 EST 1998 | John W
| I have an inbteresting problem on my N2 wave soldering lines. | We have two N2 wave soldering line. Line A is old one and Line B is new. | We found solder balling Phenomenon on PCB After soldering in the new N2 Atmosphere Wave Soldering Machine. In
Electronics Forum | Mon Dec 28 12:36:31 EST 1998 | Mark D.
We have a Vitronics SMR400N oven and many times need to use N2 inerting. My problem is that it takes close to an hour of operation to purge the system to achieve the desired O2 levels (~40PPM). This is not only time consuming but results in an inordi
Electronics Forum | Tue Dec 29 17:42:27 EST 1998 | Dave F
| Can anyone recommend a solder stop that can be applied by our PCB supplier. Our current material form Tamura Kaken is causing problems. | | The material should be capable of withstanding 1 Surface mount IR reflow cycle and 1 wave solder cycle. | W
Electronics Forum | Fri Dec 04 08:18:51 EST 1998 | Clifford Peaslee@SMTnet
| Think of this: | I have an entry in the "for sale" section in the PCBCE mart thats 2 months old. I still have this machine and want to lower the price. So I update the entry. Noone cares. | Why? | Because the entry is still number 178 from the to
Electronics Forum | Sun Dec 06 13:18:12 EST 1998 | S. Evers
There are significant differences in a properly designed dryer vs. an Oven. Ovens mearly bake the moisture from assemblies. The high humidity of a drying environment was not considered when most reflow ovens were designed. Dryers are designed with
Electronics Forum | Mon Dec 07 12:33:03 EST 1998 | Jeff Sanchez
| There are significant differences in a properly designed dryer vs. an Oven. Ovens mearly bake the moisture from assemblies. The high humidity of a drying environment was not considered when most reflow ovens were designed. Dryers are designed wit
Electronics Forum | Fri Dec 04 18:58:01 EST 1998 | Jason
| | Have either one of you seen or used a SRS machine? I had | | one in for a demo - very impressive. The original model was | | a little too awkward for production to use, however, the newer | | model is a little easier to use. The biggest pro
Electronics Forum | Thu Nov 26 06:05:32 EST 1998 | Earl Moon
| Certain board designs require the unavoidable use of non-plated holes and slots. Presently, this requires a trip back to the drill house to open up the aforementioned holes, to remove the unwanted plating. In situations requiring non-plated holes a
Electronics Forum | Fri Oct 30 18:08:59 EST 1998 | Dave F
| I finally got my problem figured out on the bridging, the | only thing I'm finding is that I notice some litlte solder balls on the bottom of the board. Is that normal? Is that why I'm getting bridges? Has anyone came across this problem and pass t
Electronics Forum | Sat Oct 31 10:56:16 EST 1998 | Dennis Barry
| I finally got my problem figured out on the bridging, the | only thing I'm finding is that I notice some litlte solder balls on the bottom of the board. Is that normal? Is that why I'm getting bridges? Has anyone came across this problem and pass t
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