Electronics Forum | Fri Sep 17 15:04:12 EDT 1999 | Dave F
| | | | | | I am not familiar with the "mil" metric. How many inches is in 1 mil? | | | | | | | | | | | | ...or 10 mil? | | | | | | | | | | | | | | | | | each mil = .001" | | | | | | | | | | Earl Moon | | | | | | | | | At risk of informing some
Electronics Forum | Thu Jan 21 19:38:24 EST 1999 | dean
| Hello, | | I will be evaluating and qualifying two equipment types. The first is a fountain soldering device. I need practical advice on all the stuff you guys and gals know about as good, bad, ugly, best applications, setup, limitations, and all
Electronics Forum | Thu Jan 21 20:22:02 EST 1999 | Earl Moon
| | Hello, | | | | I will be evaluating and qualifying two equipment types. The first is a fountain soldering device. I need practical advice on all the stuff you guys and gals know about as good, bad, ugly, best applications, setup, limitations, an
Electronics Forum | Tue Aug 27 22:07:45 EDT 2002 | davef
Pad. Land. A portion of a conductive pattern used as a termination area. Metal surrounding a hole on a printed circuit board. Mask. A material applied to allow selective etching, plating, or protection of the surface of a printed circuit board.
Electronics Forum | Mon Jul 21 09:34:54 EDT 2003 | caldon
A machine for serious concideration MRSI 175uf Features: -High-throughput Underfill -Parallel Processing Conveyor Lanes -Linear Positive Displacement Pump -Total Process Thermal Control -Intuitive Graphical User Interface - Windows NT -Advanced
Electronics Forum | Thu Aug 03 19:49:16 EDT 2000 | Darby
I presume you have no vision alignment. Buy yourself a little monocular measuring microscope ( about $100 ). You are not going to get the registration you require between stencil and pcb for each print if you are running off tooling pins , edge clamp
Electronics Forum | Wed Aug 22 19:54:54 EDT 2001 | mkallen
Can anyone point me to a relevant IPC spec that specifies an allowable board stretch, measured between metal features on outer layers (e.g., between fiducials and component pads on the topside of a board)? I've got a non-linear stretch problem that'
Electronics Forum | Tue Aug 28 12:25:26 EDT 2001 | Steve
To be honest with you, it doesn't really matter how you present the data, as long as you understand what the problems are. Bottom line is who cares what the numbers are unless you are doing something about it. Are you able to track the individual de
Electronics Forum | Mon Nov 12 16:14:47 EST 2001 | davef
Yes!!! How can we assemble boards with 20 pitch when we allow 0.008� error to the master art? Excellent question!!! IPC-D-300G has nothing to do with assembler requirements. It is written by and for fabricators, so that they can be comfortable.
Electronics Forum | Fri Mar 11 18:30:50 EST 2005 | davef
Russ: In December 2003, the European Commission released the following statement: �The commission services have prepared a draft Commission decision establishing maximum concentration values pursuant to Article5(1)(a) of Directive 2002/95/EC. The pr
