Electronics Forum | Fri Apr 17 00:30:18 EDT 2015 | bassguy354
Hello. I'm new to the forum & I apologize in advance if I'm out of bounds with this question, but I am out of options. Due to a computer crash, we have lost our only running copy of UCT-31 to program our Universal 4785 HSP machines. The original inst
Electronics Forum | Wed Feb 22 08:05:38 EST 2006 | rlackey
John @ northeast machines (the last poster)is good, as is Gary from Grove Machine Sales (01425 275060), Simon @ Alternative SMT 0207 284 4074. If you want any help, mail me direct. Good luck, Rob.
Electronics Forum | Fri Aug 08 18:06:35 EDT 2003 | davef
Antistat sprays are a waste of time and money. These sprays just soaps disolved in water that absorb moisture from the air. Your minimum requirements: Conductive floor mats and wrist straps that are properly grounded. From there, consider using
Electronics Forum | Mon Apr 22 13:05:52 EDT 2002 | davef
Try: Somar Corporation, 11-2, Ginza 4-chome, Chuo-ku Tokyo 104-8109, JAPAN http://www.horiba.co.jp/ +81 3 35422151 +81 3 35422056 Not to imply there is anything wrong with Somar's material [having never used the material], just looking at an alterna
Electronics Forum | Mon Aug 20 04:08:12 EDT 2018 | pcbcart
Most PCB Assembly Houses offers free wide-range DFA before the production run to ensure the design is capable for manufacturing. Actually, for pcb designers, it's recommended to be aware of the concepts of Design for Manufacture and Assembly of PCBs
Electronics Forum | Wed Jun 26 08:54:53 EDT 2002 | davef
it has a lousy gage. * Solderability testing machines from different suppliers produce dissimilar results. * Tests don�t well represent in-use. For instance, how does one test the solderability of a BGA? [Ooo, ooo. I know the answer. => For BGA and
Electronics Forum | Thu Apr 28 14:07:24 EDT 2005 | bschreiber
Hello Paul, Prior to 1980, I would say that your concerns were real regarding the resonant frequency. However, since then all major ultrasonic cleaner manufacturers use a "sweep" frequency technology. By "sweeping" or alternating the frequency bet
Electronics Forum | Thu Jun 26 20:54:08 EDT 2008 | davef
As pointed-out above, the downside of telling your supplier how to perform a process can create problems: * It sets the cost of the operation ... I did what you told me to do * Materials selected may be incompatible ... I did what you told me to do *
Electronics Forum | Tue Nov 11 09:19:17 EST 2008 | davef
By the way you asked the question, we assume that by "reballing" you mean bumping, we should be able to figure that out: * Volume of the ball = ( pi*d^�)/6 = [355/113] *0.6*0.6*0.6]/6 = 0.11mm^3 * Volume of solder required = 2*volume of ball = 2*0.11
Electronics Forum | Thu Nov 03 14:47:29 EST 2005 | slthomas
My apologies for stomping on your thread, Dave. I just find it way out of line to provide quotes on this board. If someone wants to say "You may have better alternatives, please contact me at XXXX@XXXXXXXX.XXX if you'd like to discuss them.", ther
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