Electronics Forum | Mon Nov 09 12:12:41 EST 2009 | mcmark
Same here, I've been programming Mydata placement machines using CircuitCAM since 1999, at 2 companies. With an ASCII CAD file imported and simple BOM scrubbing, we can get programs directly output to our Mydatas in less than 5 minutes. Developing as
Electronics Forum | Tue Aug 25 08:04:26 EDT 2009 | davef
Trapped moisture can be a problem, and one standard recommends baking a PCB for a minimum of 4 hours at 93+/- 5.5ºC before conformally coating. [NASA-STD-8739.1, “Workmanship Standard for Staking and Conformal Coating of Printed Wiring Boards and Ele
Electronics Forum | Tue Sep 01 02:54:30 EDT 2009 | rocko
Hi davef, In response to your questions: 1) It is a programmable washer designed for the tough demands of industrial applications. There is an integrated forced air dryer with both coarse and HEPA filters. 2) The surface of the PCB panel, the comp
Electronics Forum | Wed Sep 02 21:57:17 EDT 2009 | davef
contacts for cleaning contractors are: * Petroferm Contract Services [www.partscleaned.com] Franklin, Ky * Aqueous Technologies [www.aqueoustech.com] Rancho Cucamonga, CA * FinePoint Precision Cleaning [www.finepointinc.com] Kokomo, IN * Austin A
Electronics Forum | Thu Sep 03 19:13:54 EDT 2009 | aqueous
Trek Industries was purchased by Stoelting a few years ago. Even on Stoelting's web site, its hard to find the Trek cleaners as they seemed to bury them. Here is a link to the section of Stoelting's website that contains Trek cleaners. http://www.
Electronics Forum | Tue Nov 03 16:55:48 EST 2009 | tstrat
If the contamination came from the SMT process I would have expected it to be present in the joint above the finish. It is isolated to the EN layer in the ENIG finish. We are doing more analysis to determine the number of boards with the contaminatio
Electronics Forum | Tue Nov 17 19:03:53 EST 2009 | rrlotion
There can be an alternative to putting Alcohol Based Sanitizers made with Glycerin into electronic assembly areas. We are already providing an Antibacterial Lotion to many electronic manufacturers so that there is compliance with handling PCB's as w
Electronics Forum | Tue Sep 15 05:11:52 EDT 2009 | srinivasa
hi, if the blower is stuck, check the pully shaft whether it is correctly fixed with fans. if price is concern, you can remove the motor and get it repair by re-winding of motor coil. if price is no concern you can change complete assemly or motor a
Electronics Forum | Thu Oct 08 08:15:39 EDT 2009 | kpm135
We've used both 1A33 urethane and 1B31 acrylic coating on our SMT assemblies with great success for many many years. This is with components of all shapes and sizes including a 9 ball micro-BGA. We apply the coating in every way imaginable and we hav
Electronics Forum | Fri Oct 02 14:52:24 EDT 2009 | davef
If you know "soldering Pb free (Sac based soler) to Pb/Sn coated lands is a no-no," why would soldering with Pb/Sn to Pb-free coated lands be different? If you are going to do this, follow the advice of an earlier poster who recommended higher peak s
