Electronics Forum | Wed Jul 10 22:45:06 EDT 2002 | davef
A field meter would be nice. Suppliers are: http://www.sar101.com/cpf/handheld.htm We like: M265, Stat Arc II [Monroe Electronics, 100 Housel Avenue, Lyndonville, NY 14098 800-821-6001]. It would be good to words like 'chopper stabalized' in the d
Electronics Forum | Tue Sep 09 20:32:10 EDT 2003 | davef
The maximum ratio of gold weight to solder alloy weight can be calculated, to help prevent a problem from excessive gold-tin intermetallic compound (i.e., AuSn4). For the equation and its derivation, please refer to "The Use of Capillary Action Measu
Electronics Forum | Fri Jan 30 16:49:21 EST 2004 | Mike Zadrejko, Videotek, Inc.
Barney, We currently have 3 Contact Systems machines, (1) C3AV and (2) C3AVXs and I can't say enough good things about the machines or the support. It has always, always been there since we started dealing with them in 1991. The Service Dept personn
Electronics Forum | Mon Feb 02 15:48:00 EST 2004 | billschreiber
Hello Rick, There have been several papers published on the benefits and safety of using ultrasonics for cleaning PCBs. The following are just a few: *B.P. Richards, P. Burton, et. al. "Does Ultrasonic Cleaning of PCBs Cause Component Problems: An
Electronics Forum | Thu Jan 13 23:31:19 EST 2005 | KEN
Many of the Engineers from Dynapert / Precima went to Philips EMT. You can see many simlarities in feeder and nozzle designs. They (Philips) have a signifficant history in the P&P arena. I have 3 GEM emeralds from 1998 that continue to calibrate at
Electronics Forum | Fri Apr 26 05:56:12 EDT 2019 | ppcbs
Check out our line of Shuttle Star BGA Rework Stations. We just sold two model SV560 to a client with the same problem. Our prices include training on machine set up, profile development, process implementation and an operator certificate. We ha
Electronics Forum | Fri Apr 26 05:43:50 EDT 2019 | ppcbs
Check out our line of Shuttle Star BGA Rework Stations. Our model SV550 is $18,500.00 installed. Installation includes training on machine set up, profile development, process implementation and operator certificate. We have been providing rework se
Electronics Forum | Sat Oct 05 07:29:48 EDT 2002 | davef
Design for the Environment (DFE) / Electromagnetic Compliance (EMC) ------------------------------------------------------------------- "Noise Reduction Techniques in Electronic Systems" Henry W. Ott, John Wiley & Sons, New York, 1976 Seltzer, G.S.
Electronics Forum | Wed Jun 27 21:05:48 EDT 2001 | davef
BGA Cycle 1: solder ball attach. BGA Cycle 2: BGA attach to board. BGA Cycle 3: BGA removal from board. BGA Cycle 4: BGA pad dress. BGA Cycle 5: BGA ball replacement. BGA Cycle 6: BGA re-attach to board. Board Cycle 1: BGA attach to board. Boar
Electronics Forum | Thu Jan 31 10:21:25 EST 2013 | rway
Thanks for the reply. Yes, that is pretty much what I found out. I had to send both the Unicor display and the PLC back to Simplimatic Automation to be reprogrammed. It was the Unicor that lost its memory, but they like to see the units operate to
