Electronics Forum | Wed Feb 18 12:42:43 EST 2004 | babe
OK, if the sphere of the ball and the paste on the pad are both eutectic, 63/37 then the paste will reflow first causing a drop of the component, after which the spheres will reflow causing a double drop and a good intermettalic. You can see this by
Electronics Forum | Thu Feb 12 10:31:43 EST 2004 | Glen Roberts
I have been actioned with introducing a new fault data collection system within our Business. We are a high mix, low volume, pca contract electronic manufacturer. Currently our manual inspection stations fill out hard copies of QUAD sheets listing a
Electronics Forum | Mon Mar 01 21:52:56 EST 2004 | Ken
Asking the Grid Lok to flatten out the board is like asking the SMT Reflow Furnace to detab the panel. It was not designed to make up for the deficiencies of your fab supplier or your unsuported 1st reflow pass on the the chain conveyor. However, i
Electronics Forum | Fri Feb 20 13:25:00 EST 2004 | russ
Help! i just rec'd my next job from our marketing people and it has a .5mm pitch BGA 8mmX8mm size. Along with this kit came the stencil. So, I have never placed this fine of a BGA before and I am pretty worried about the stencil releasing the past
Electronics Forum | Thu Mar 04 15:34:55 EST 2004 | adlsmt
I agree with above but would like to add: 1. You may want to try something like Bioact SC-10 wipes to clean your stencils. If what your using works good stick with it. Ultrasonic cleaners are expensive, take up room and my experience has not been go
Electronics Forum | Wed Mar 10 14:05:29 EST 2004 | dougt
The 400E has a computer on the bottom of the cabinet with a a Serial/Keyboard Card installed in it. J1 pins 19/20 are the cutters transmit/receive lines on this card, they go through a transition brd and on to the Cutter/Processor brd on the side do
Electronics Forum | Fri Mar 19 14:31:43 EST 2004 | pdeuel
DI water de-ionized water is an easier way to ensure washing free of contaminates. De-ionized water has a characteristic resistance of 18 meg ohms per cm squared. Resistance monitors can be installed in cascading wash systems that would monitor conta
Electronics Forum | Fri Mar 19 07:11:31 EST 2004 | pjc
Tyco Automation purchased Multitroniks of Warren NJ, as well as Quad Systems of Horsham PA. Customer Service (U.S. Only) - 800-468-2023 8:00am-8:00pm EST http://www.tycoelectronics.com/cust.stm I believe Tyco Auto has a registration (fee) policy
Electronics Forum | Fri Mar 19 12:26:41 EST 2004 | pjc
ccleland is exactly correct. Ah yes, fond memories of working on the old Ragen locator!! I believe Tyco has discontinued the entire Multitroniks product line (Tyco web site just shows Mirae and Quad Q series machines) and will likely consider the 200
Electronics Forum | Sun Oct 31 17:33:15 EST 2004 | Ian
GerberGrab does exactly this, and it's low cost, and you can use it for a month for free. It is a sophisticated but easy to use reverse engineering tool which will automatically generate top / bottom BOMs with placement and rotation after teaching of
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