Full Site - : copper electroplating (Page 6 of 8)

Re: REFLOWING WHITE TIN PLATED PADS

Electronics Forum | Wed Aug 18 11:52:35 EDT 1999 | Brian

| WE ARE CURRENTLY HAVING PROBLEMS REFLOWING BOARDS WITH WHITE TIN PLATING. WE ARE NOT GETTING GOOD WETTING ON THE PADS. | WE HAVE CHECKED THE REFLOW PROFILE AND TRIED DIFFERENT PASTE'S. | WE THINK THERE MAY BE CONTAMINATION OR OXIDATION ON THE PADS.

Re: BGA and Gold Boards

Electronics Forum | Fri Jun 19 10:03:46 EDT 1998 | Earl Moon

| Has anyone had experience with placing BGA on gold plated boards. I thought I read a while ago there was a problem with embrittlment causing cracked joints. If anyone has experience with this your feedback would be great. | Mike Mike, We and ind

Cool technology, minimal applications

Electronics Forum | Thu Mar 11 10:31:57 EST 1999 | Justin Medernach

| NASA CommQuest | | | Photopolymerized Conducting Polymers | | Directions: | 1.Please read the information provided on this technology. You may follow the links to additional information resources below. | | 2.After evaluating the technology,

PCB Finishes Hack Chat

Electronics Forum | Mon Mar 09 15:03:41 EDT 2020 | davef

snip from https://hackaday.com/2020/03/09/pcb-finishes-hack-chat PCB FINISHES HACK CHAT No comments by: Dan Maloney March 9, 2020 Join us on Wednesday, March 11 at noon Pacific for the PCB Finishes Hack Chat [https://hackaday.io/event/169956-pcb-

Re: Cleaning procedures for Entek-Plus Cu-106A

Electronics Forum | Tue Apr 20 22:09:03 EDT 1999 | Earl Moon

| | I am wondering if anyone has any info regarding solder paste misprint clean-up procedures for Entek Plus CU-106A PCB's utilizing a water-clean solder paste. In a implementation procedure they recommend a 2-3 minute wash cycle with the following

Re: PCB fab supplier supplier/evaluation

Electronics Forum | Sun Aug 08 11:15:32 EDT 1999 | Earl Moon

| | Mike, | | | | Got your message and those of others concerning PCB fab supplier evaluation and qualification check lists, etc. I have a severe problem here in WI as I can hardly access the internet, and when I do it is cut off abruptly for no goo


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