Electronics Forum: board (Page 636 of 1638)

Used Equipment from China

Electronics Forum | Mon Aug 15 11:12:39 EDT 2005 | fastek

Based on the amount of equipment I am seeing available in China for sale, my guess is China is suffering from over capacity issues at the this time. I could be wrong but it doesn't appear the world wide board assembly economy is anything but flat.

SMT Programming

Electronics Forum | Wed Aug 10 08:00:12 EDT 2005 | ajaydoshi

yes, it is correct. also CP6 & IP3 require different placment angle in program if you are placing ICs & transistor from these machine ( 180 + )so can not contorl through CAD data best way is to make one sameple board for trial

JOT conveyor Service Technician, anyone know someone?

Electronics Forum | Tue Aug 09 14:41:32 EDT 2005 | jdengler

I do not know JOT conveyors but I do know other manufacturers. Based on that I do not believe this alone will work: -fixed rail on wrong side probably -sensors for board control in wrong location -smema ports may be to far from where they need to co

kapton dots and liquid solder mask

Electronics Forum | Thu Aug 18 13:11:39 EDT 2005 | jsloot

We have our board house apply a peel coat mask that can be brushed off after wave or reflow. You need to brush off while it's still warm.

Quad IIIc/IVc programming question

Electronics Forum | Thu Aug 11 11:59:43 EDT 2005 | bobpan

no problem. Tell them to check old 'q-tips' and i believe it was called 'c-series odd placement' and there is a basic 'how to' on doing multi-rotated boards. Its not easy and could frustrate you but it will definatly work.

Flex testing of PCBA

Electronics Forum | Mon Aug 15 10:32:43 EDT 2005 | Woodsmt

Does any one know of a Lab which performs mechnical flex testing of boards? I have a problem with ceramic devices cracking, and need to determine how much flex is ocurring to help in stiffiner designs. It would be helpful if the Lab is in the New Eng

Fiducial mark

Electronics Forum | Sat Aug 20 15:08:32 EDT 2005 | Jaya

HI Darby & Danny. Thank YOu. I have got the information. With your help,I u'stand and start asking my supplier to run the boards with glb fid's which also accept by Customer. regards Jaya.

QFP Solder PROBLEM

Electronics Forum | Mon Aug 29 10:18:14 EDT 2005 | Just a Viewer

Hi, Wanna to know if you have extra boad (Solder Sample) and extra parts to waste ??? If so, place the parts in all different angle on your solder sample boards... see what going to happens ???

Water

Electronics Forum | Fri Aug 19 05:58:01 EDT 2005 | death and life

fire the OP and do that on your own! 1,do not use your mouth water! 2,it is your fault whom make water blow on the boards 3,you need logical thoughts 4,go to god and pldege for help and ideas~

Water

Electronics Forum | Fri Aug 19 06:04:54 EDT 2005 | david

water! magic!life! death!relive board with water is really fantastic! who make this happen! we need such aggresive reaction again normal idea! we need fire the manager who leave this matter happened!


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