Electronics Forum | Wed Jun 23 13:34:29 EDT 2004 | df_indy
I am four weeks into my new job, there always seems to be some issues here with PCB every week. Today while I was checking some assemblies with micro-scope, I found a lot of tiny bubbles/blisters on the board. They are just little dots if you look
Electronics Forum | Fri Aug 27 00:26:14 EDT 2004 | charly
hi, encounter few cases PCB was delam after reflow, and the supplier was refuse that this is a PCB manufacturing defect as the fallout is low within one lot. the cost for this scrap is high after PCBA level, my query here are 1) is there any way
Electronics Forum | Sun Oct 10 13:01:46 EDT 2004 | Johnathan
Hello I am a businessman located in Atlanta Georgia USA. The name of my business is Techmania. We area a technology sales and service company. What do you think of the possibilities of purchasing from European and Asisn manufacturers the parts near
Electronics Forum | Thu Jan 26 10:36:22 EST 2006 | fredc
My mistake it was tip #2. I am not sure about Fuji's price now, but our rettips were about 1/3 the price of new. The cost difference between our new and our rettips is only two or three dollars depending on quantity. There was a time when the cost d
Electronics Forum | Sun Oct 16 04:23:20 EDT 2005 | olas
I have a couple of questions about the SMEMA conveyor (standard 1.2); I posted the question to them but had no answer. SMEMA says: 5) Maximum gap. The maximum gap between the in-line machine track ends is 0.375� I would suppose this gap refers to th
Electronics Forum | Thu May 10 14:12:43 EDT 2007 | smtfan
Hi folks, This is my first time posting here. So I do not know clearly if I am posting in the right place. I have two questions: 1. I would like to know your comments about the following equipment (see links): http://www.madelltech.com/MD5001.html
Electronics Forum | Fri Aug 17 05:58:29 EDT 2007 | dilogic
Hi, your machine is exactly the same configuration as mine. I even think we both bought them from the same seller ;-). Anyway, it's BLOCK-I with (most probably) USOS V1.4.14 software running on OS/2. I've registered the software with UIC for 400 E
Electronics Forum | Fri Oct 31 06:55:35 EDT 2008 | andrzej
Answer on point 2 - I understand you send him gerbers of single PCB (?). In most cases you have panelized PCBs so to avoid problems with stencil first you should order PCBs and ASK your PCB supplier to send you back his gerbers of panel. There are so
Electronics Forum | Mon May 04 14:24:12 EDT 2009 | jimmyboz
Ok, So, If all the servo amps on H1 remained on H1 and the amp you changed is on H2, I have to guess the shifting on H1 is unrelated to the servo prob. Is the shifting unsolderable? if it just looks bad but will reflow, it may have been occurring f
Electronics Forum | Thu Sep 03 12:03:52 EDT 2009 | Sean
Hi All, I have few questions about creeping corrosion that potentially happen on lead free immersion silver PCB as below: 1) What test that we can conducted to verify whether the failure we seen is due to creeping corrosion? 2) I heard that lead fr
