Electronics Forum | Thu Sep 20 07:18:42 EDT 2018 | proceng1
Has anyone else been experiencing this lately? We have had a rash of boards that come in properly vacuum sealed. We store them in the hot room until we are ready to build, and we get bubbles under the solder mask. We've had 4 different jobs, all di
Electronics Forum | Tue Oct 30 15:04:36 EDT 2018 | SMTA-Shafiq
Steve, Part numbers with the same specification are not part of the same BOM. Scenario is, SMT Line #1 builds Products X, Y and Z Product X has a part number #1 that is a resistor with 50 ohm value and a power rating Product Y has a part number #
Electronics Forum | Tue Jul 09 22:12:03 EDT 2019 | eddy2019
The price increase of electronic components such as MLCC has not stopped. In recent years, driven by the development of electric vehicles, industrial control and other industries, the demand for MLCC products has increased rapidly. However, the overa
Electronics Forum | Mon Aug 05 11:26:03 EDT 2019 | pace_worldwide
Concerning your desoldering equipment, we have made major improvements to prevent solder clogging on PACE Solder Extractor handpieces. Replacing the venerable SX-80, the new SX-100 (and SX-90) Solder Extractor has been improved so that is does not cl
Electronics Forum | Thu Sep 26 13:55:54 EDT 2019 | ttheis
One of our GSM1 machines occasionally stops running in the middle of a program and I haven't been able to figure out what is causing it. When the issue occurs, the "BM" (bus master) light on the SYS68K card drops out (turns off, no activity) the boa
Electronics Forum | Thu Jan 09 13:18:15 EST 2020 | charliedci
We have been experiencing an issue with solder balls coming out of wave, both RoHS and 63/37, no clean process. It has been determined that a reduction in flux has all but eliminated the solder balls except for where we need to use board stiffeners a
Electronics Forum | Thu Apr 27 21:11:00 EDT 2000 | Dave F
Ken: There is no complete package solution to the concerns you have. You need to weave you way through this project. I�m generalizing when: Placement machine OEM: * Knows their machine (your interests are served if this is the proper machine for
Electronics Forum | Thu Jun 28 08:14:11 EDT 2001 | Stefan Witte
I visit customers on a contract base to get the machines in a status, that an operator can take over. These customers are usually small shops, who can not effort an engineer to set up the machines. I am not afraid of my job, if it does not require a
Electronics Forum | Fri Sep 17 23:59:40 EDT 1999 | JAX
| | | HI everyone, | | | | | | We are using a Siemens ap-25 screen printer, in the past we have not had any problems with adhesive placement until a couple of weeks ago. It seems the x axis has decided that it should be set somewhere between .00
Electronics Forum | Tue Jun 02 17:36:43 EDT 1998 | Chris Fontaine
| | We have experienced poor adhesion of acrylic conformal coating to plastic bodied IC�s. The observed symptoms of this are a blistering or lifting of the coating at the surface of the component, although peel testing has revealed that this is not
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