Electronics Forum | Mon Dec 28 15:03:14 EST 1998 | Earl Moon
| 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 inor
Electronics Forum | Mon Dec 28 20:34:38 EST 1998 | Chris Grendler
| | Any one know a good stencil vendor who can produce stencils below .002" foil with appetures at .004" on .008" pitch? AMTX use to be my vendor but they are closed down. | | | | Thanks, | | | | Chris Grendler | | | Chris: One source of e-for
Electronics Forum | Thu Dec 24 08:44:25 EST 1998 | Earl Moon
| | | | Folk's, | | | | I'm in need of some help / direction. I'm working on my thesis for a masters based on looking at the effect's of the solder resist promoting / reducing the amount of solder ball's during wave. I'm looking at thing's like colou
Electronics Forum | Fri Dec 18 10:00:19 EST 1998 | Chrys
| Does anyone out there have one we are currently looking at one from a used equipment dealer and would like to know how they work? Good or bad for SMT? | Good or bad for high volume Thrue Hole? | | Thanks Again, | Brian Steelglove | American Prec
Electronics Forum | Fri Dec 18 12:14:10 EST 1998 | Brian Steelglove
| | Does anyone out there have one we are currently looking at one from a used equipment dealer and would like to know how they work? Good or bad for SMT? | | Good or bad for high volume Thrue Hole? | | | | Thanks Again, | | Brian Steelglove | | A
Electronics Forum | Fri Dec 18 22:37:09 EST 1998 | phillip hunter
| Okay here is the deal. I am fairly new to the company here, but one thing I have noticed is that we read way to many fiducials, in my opinon anyway. One for example is this. One assembly was reading 17 fids. Smallest pitch was .25mil I say you
Electronics Forum | Sat Dec 12 12:03:59 EST 1998 | Dave F
| DO you know of an Industry Standard that describes solder paste geometries requirements? | Lyle: The industry standard that describes solder geometries requirement is IPC-A-610. There is no industry standard that describes how solder paste shoul
Electronics Forum | Fri Dec 11 16:06:18 EST 1998 | Michael Allen
G, You'll find at least one old thread in this Forum on dual-reflow if you do a search. I found one dated April 7, '98 (searched on "reflow"); this particular thread includes a discussion about the maximum weight-to-surface_area for successful dual
Electronics Forum | Sun Dec 13 01:48:16 EST 1998 | Jeff Sanchez
| While trying to access this web site you sent over 10 "cookies" A bit overdone, isn't it? | Ed, lighten up, it's the holidays! Pack up the cookies and hand them out to your friends and loved ones.Eat all you can cause around here there are plent
Electronics Forum | Wed Dec 09 19:21:13 EST 1998 | Bill Schreiber
Dave, Be careful if you plan to clean misprinted PCBs in a spray type batch cleaner. There is an article written by Dick Clouthier of AMTX Stencils regarding batch cleaners and their use for cleaning misprints. He describes it as a "solder ball nig
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