Electronics Forum | Thu Oct 16 15:07:58 EDT 2003 | Ernie
I would like to clarify that the $14,000 quoted on used Ersa machines is for a Service contract, not a licensing fee. For $14,000 a company who has purchased a used machine off the market or has a machine out of warranty, would get four 5 day trips
Electronics Forum | Mon Oct 13 13:34:13 EDT 2003 | caldon
HI Andrea- to answer Q: 1) Stencils can be order through various vendors that manufacture stencils. You would need to have CAD data for the Stencil company to make them. You design engineer should have the CAD info. Also, the stencil design company c
Electronics Forum | Mon Dec 08 18:52:47 EST 2003 | Craig M
Stability of process is what your measuring so lets not assume a stable process(if your process was perfect you would have no defects). With no test a medium complexity board will be around 68.7% (according to Consulogic). I dont have many other sour
Electronics Forum | Thu Jan 22 15:51:08 EST 2004 | solderboffin
CBGA devices are a bit trickier to reball than run of the mil plastic devices. Once assemblied they are a bit like a sandwich when fitted to a PCB. From top to bottom it goes BGA device - Eutectic solder - High temp solder ball - eutectic solder -
Electronics Forum | Thu Feb 05 08:08:46 EST 2004 | stefwitt
To my point of view, you should be aware of some issues. Manual taping machines with a foot switch for tape advancement require quite a few adjustments before you start the job, like: Tape width adjustment, component rail adjustment, pitch setting,
Electronics Forum | Thu Mar 18 09:25:27 EST 2004 | remullis
Normally when I run into having to hit the ESC key to step through this is the steps I take. 1. Power machine down and restart. 2. Home machine and watch cutter carefully. Both cutter should acuate and the height motors should run CW and CCW. 3. You
Electronics Forum | Wed Apr 21 18:24:13 EDT 2004 | pjohnson@volterra.com
Simple process - we use similar Kester solder brands of "no clean" low residue solder wick to clean our pads, then brush with isopropyl, and apply Kesters brand of tacky flux under a Leica 6x microscope. We do this on 7x7mm and 9x9mm packages. This w
Electronics Forum | Mon May 17 16:34:25 EDT 2004 | pjc
I am an equip mfrs rep. I took a customer to my wave solder principal's factory to run their boards on a wave with no-Pb alloy, (Sn96.5 Ag3.0 Cu0.5) in air environment. The results were excellent with pot temp of 263C (505F). Their boards are low to
Electronics Forum | Mon May 17 20:39:49 EDT 2004 | Ken
I disagree about the maintenance issues with tin/copper solder. All high tin content solders are hard on machines (silver or not). More dross? Controlling the back flow, front flow velocity and AVOID constant surface cleaning will reduce your dros
Electronics Forum | Fri Jul 16 13:41:24 EDT 2004 | Frank
I agree with everybody here. There are plenty of better options than what you have proposed. Without knowing your equipment brand, or what type of offline software you have, if any, I have a few suggestions. 1) If you don't have any offline softwa
