Electronics Forum | Wed Apr 14 14:48:48 EDT 2010 | davef
It won't work. An acoustic signal can't punch through a BGA. The signals reflect at every interface. So, it works for flip chip, but there are too many interfaces in CSP and BGA. Equipment, Inspection, Acoustic microscope * MicroPhotonics * Sonos
Electronics Forum | Wed Apr 14 10:24:17 EDT 2010 | fönsi
Hello Does somebody of you have some experiences with ultrasonic detectors in SMT-Production? Is it possible to test quality of solder joints by using a ultrasonic detector similar to non destrucitve crack inspection tests? Is there a manufacturer fo
Electronics Forum | Fri Apr 16 11:36:33 EDT 2010 | fönsi
Thank you for the links. I didn't know that there are companys that build test systems for ultrasonic inspection. My idea was to use a ultrasonic detector similar to crack inspection, for example to detect if the cooling pad is melted, or a solder jo
Electronics Forum | Mon Dec 14 15:08:46 EST 1998 | Jim Mitchell
Provided your software supports board stretch and the board is stretched in a linear fashion, you should not need fiducials for each image. If you do elect to use local fiducials, Quad recommends a single fiducial. This method is faster and you can
Electronics Forum | Thu Jun 25 22:35:26 EDT 2020 | daisy_mu
Hello I am working in a PCB assembly company, we are located in Guanajuato, Mexico. We have an SMT line and assembly. We are Katolec de Guanajuato, you can see the information at https://www.katolec.com/ or you can send an email to marcelo-higa@kato
Electronics Forum | Fri Jun 26 11:29:31 EDT 2020 | stephendo
Don't automatically rule out The US and Canada. Actually do the math of full cost of assembly analysis. I'm in Toronto. Last December we did a big job for a California company that was having work done in China. I think they needed something done f
Electronics Forum | Fri May 08 20:13:35 EDT 2020 | gregoireg
This is a similar question to https://smtnet.com/Forums/index.cfm?Thread_ID=22578 but I didn't want to steal their thread. In the recent COVID-19 events, I guess that some US companies are going to think to relocate their PCBA work from Asia / China
Electronics Forum | Mon May 11 17:53:36 EDT 2020 | dwl
My advice for mexico is stay away from the border towns due to cartel violence. Cities like Monterrey, Guadalajara or Queretero are much safer and have large established electronics manufacturing bases. Most of the Major EMS providers have locations
Electronics Forum | Fri Oct 03 05:50:53 EDT 2003 | kanwal324
All the packages like 0603,0402,0201 have half the width as compared to length but in case of 0805 package width is 50 mils instead of 40 mils. Is there any special reason designing point of view. Please tell if anybody knows.
Electronics Forum | Fri May 22 19:11:45 EDT 2020 | compit
Give me your address or write zaopatrzenie@compit.pl
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